[go: up one dir, main page]

WO2015084325A1 - Ensemble connecteur électrique - Google Patents

Ensemble connecteur électrique Download PDF

Info

Publication number
WO2015084325A1
WO2015084325A1 PCT/US2013/072813 US2013072813W WO2015084325A1 WO 2015084325 A1 WO2015084325 A1 WO 2015084325A1 US 2013072813 W US2013072813 W US 2013072813W WO 2015084325 A1 WO2015084325 A1 WO 2015084325A1
Authority
WO
WIPO (PCT)
Prior art keywords
electrical
contacts
circuit board
electronic circuit
connector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2013/072813
Other languages
English (en)
Inventor
John Norton
Scott W BRIGGS
James Kenneth Yates
Robert E Krancher
Paul Kaler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Development Co LP
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Development Co LP filed Critical Hewlett Packard Development Co LP
Priority to PCT/US2013/072813 priority Critical patent/WO2015084325A1/fr
Publication of WO2015084325A1 publication Critical patent/WO2015084325A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/14—Structural association of two or more printed circuits
    • H05K1/144—Stacked arrangements of planar printed circuit boards
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/36—Assembling printed circuits with other printed circuits
    • H05K3/368—Assembling printed circuits with other printed circuits parallel to each other
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
    • H01R12/716—Coupling device provided on the PCB
    • H01R12/718—Contact members provided on the PCB without an insulating housing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/721—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures cooperating directly with the edge of the rigid printed circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/11—Printed elements for providing electric connections to or between printed circuits
    • H05K1/117—Pads along the edge of rigid circuit boards, e.g. for pluggable connectors
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/04—Assemblies of printed circuits
    • H05K2201/042—Stacked spaced PCBs; Planar parts of folded flexible circuits having mounted components in between or spaced from each other
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007—Types of components
    • H05K2201/10189—Non-printed connector

Definitions

  • Electrical connectors may include electrical contacts to establish electrical connections between electronic components such as electronic circuit boards and the like.
  • the electronic circuit boards may include printed circuit boards (PCBs) with electronic components such as memory and processor electronic devices electrically connected to each other to provide computing or other data processing functionality.
  • PCBs printed circuit boards
  • FIG. 1 A shows a top perspective view of an example electrical connector assembiy with an electronic circuit board of a first size according to an example of the techniques of the present application.
  • FIG. 1 B shows a top perspective view of an example electrical connector assembly of FIG. 1 A with an electronic circuit board of a second size according to an example of the techniques of the present application.
  • [OOOSJ FiG. 1 C shows a top perspective view of an example electrical connector assembiy of FiG. 18 with an electronic circuit board of a third size according to an example of the techniques of the present application.
  • FiG. 2A shows a top plan partia! detailed rear view of the example electrical connector assembiy of FIG. 1 A according to an example of the techniques of the present application.
  • FIG. 2B shows a bottom plan partial detailed rear view of the example electrical connector assembly of FiG. 1A according to an example of the techniques of the present application.
  • FiG . 3A shows a side plan view of the example electrical connector assembly of FIG . 1 A in an initial step of being assembled according to an example of the techniques of the present application.
  • FIG. 3B shows a side plan view of the example electrical connector assembly of FIG. 1A in a subsequent step of being assembled according to an example of the techniques of the present application.
  • FIG. 4 shows a cross-sectional side view of the example electrical connector assembly of FIG. 1A showing thermal material according to an example of the techniques of the present application.
  • FIG . 5 shows a top perspective view of the example electrical connector assembly of FIG, 1 A connected to an external connector according to an example of the techniques of the present application.
  • Electrical connectors may include electrical contacts to establish electrical connections between electronic components such as electronic circuit boards and the like.
  • the electronic circuit boards may include printed circuit boards (PCBs) with electronic components such as memory and processor electronic devices electrically connected to each other to provide computing or other data processing functionality.
  • the PCBs may have electrical connectors such as card edge connectors with electrical contact pads that may a I Sow the PCBs to be releasably coupied to external electrical connectors of separate electronic devices such as a computer devices configured as servers as part of computer or storage networks, fo example, in this manner, the data processing functionality of the electronic circuit board may be coupled to the externa! computer devices to augment the functionality of the computer devices,
  • the electronic circuit boards may include memory devices and when connected to a computer device may provide additional memory storage for use by the computer device.
  • the computer devices or other systems may have electrical connectors configured to be hot-piug compatible.
  • Hot-plug compatible may be defined as the capability of adding components to systems that may expand or increase system functionality without significant interruption to the operation of the system.
  • some electronic circuit boards may have electrical connectors that are not hot-plug compatible. There may be a need for techniques to allow eiectronic circuit boards with electrical connectors that are not hot-plug compatible to be able to connect to systems with hot-plug compatibie external connector configurations or other standard connector configuration layouts.
  • an electrical connector assembly that receives or accepts eiectronic circuit boards of different physical sizes with a non-hot-plug compatible electrical connector layout or pattern and that converts the pattern to a hot-plug compatible eiectrical connector layout or pattern, in this manner, non-hot-plug compatible eiectronic circuit boards may be coupied to a system with hot-plug compatibie electrScai connectors.
  • an electrical connector assembly that includes a housing to support a PCB.
  • the PCB is disposed within the housing.
  • the PCB includes electrical contact pads configured in a staggered pattern to make a hot-plug electrical connection with complementary electrical contacts of an external electricai connector.
  • the PCB includes a fastening mechanism to detachably couple to one of a plurality of different size eiectronic circuit boards within the housing.
  • the PCS includes an electricai connector with electrical contacts configured in a non-staggered pattern to make a non ⁇ hot ⁇ piug electrical connection with electrical contact pads of any one of the different size electronic circuit boards.
  • FiG. 1A shows a top perspective view of an example eiectrical connector assembly with an electronic circuit board of a first size according to an example of the techniques of the present application.
  • the eiectrical connector assembly 100 is shown including a housing 106 to support a printed circuit board (PCB) 102 and an electronic circuit board 108-1.
  • the PCB 102 and the eiectronic circuit board 08-1 are shown disposed within the interior of housing 106.
  • the PCB 102 includes electrical contact pads 118 proximate a rear portion 106d of housing body 106, The electrical confact pads 118 are configured in a staggered pattern 14 to make a hot-plug electrical connection with complementary electrical contacts 128 of an external electrical connector 120 which may be part of an external computer 22,
  • the PCS 102 includes a fastening mechanism comprising a movable fastening element 110 configured to be moved to securely engage into one of a plurality of fixed fastening slots 112 (1 12-1 , 112-2, 112-3) to detachably couple and secure one of a plurality of different size electronic circuit boards 108 (108-1 , 108-2, 108-3) within the housing.
  • the PCS 102 includes an electrical connector 104 with electrical contacts 120 configured in a non-staggered pattern to make a non-hot-piug electrical connection with electrical contact pads 124 of one of the different size electronic circuit boards 108 such as electronic circuit board 108-1 .
  • the fastening mechanism is configured in a first position with movable fastening member 110 secured in first fixed slot 1 12-1 to support a first size electronic circuit board 108-1.
  • the fastening mechanism may be configured in a second position with movable fastening member 10 secured in second fixed slot 112-2 to support a second size electronic circuit board 108-2.
  • FIG. 1 A the fastening mechanism is configured in a first position with movable fastening member 110 secured in first fixed slot 1 12-1 to support a first size electronic circuit board 108-1.
  • the fastening mechanism may be configured in a second position with movable fastening member 10 secured in second fixed slot 112-2 to support a second size electronic circuit board 108-2.
  • FIG. 1 A the fast
  • the fastening mechanism may be configured in a third position with movable fastening member 110 secured in third fixed slot 1 12-3 to support a third size electronic circuit board 108-3.
  • the assembly 100 may provide hot-plug electrical connection for one of a plurality of different size non-hot plug electronic circuit boards any one of which may capable of being disposed within the same housing.
  • assembly 100 is shown in a particular orientation where longitudinal direction L and lateral direction A extend horizontally, and transverse direction T extends vertically. However, it should be understood that these directions may change depending, for example, on the orientation of the assembly.
  • the terms “longitudinal”, “lateral” and “transverse” are used to describe the perpendicular directional components of various components.
  • the longitudinally forward direction L which may be also represented by arrow 140 may aiso be referred to an insertion direction, as electronic circuit board 108 (108-1 , 108-2, 108-3) is mounted or engaged to eiectricai connector 104 along a longitudinally forward insertion direction 140, and may be further mated to externa! eiectricai connector 120 along the longitudinally forward direction 140.
  • the housing 106 is shown as composed of two portions including a top portion 106a and an opposite bottom portion 106b.
  • the top portion 106a can be releasabiy attached to bottom portion 106b to form a secure housing to support PCB 102 and electronic circuit board 108-1 ,
  • the top portion 106a and bottom portion 106b be attached to each other using any attachment technique such as tabs, fasteners and the like.
  • the housing 106 has a front portion 106c and an opposite side rear portion 106d which is proximate electrical contacts 118 of card edge portion of PCB 102 configured to mate with an external connector 120 of computer system 122.
  • the rear portion 1G6d supports a latching mechanism that includes a pair of latching arms including first latching arm 116 and a second opposite latching arm 116,
  • the latching arms 1 16 are configured to be inserted and reieasabiy engaged with complementary latching mechanisms of external computer 22.
  • latching arms 1 6 extend away or outward from rear portion 106d of housing to engage complementary openings in external computer 122 proximate external connector 120.
  • the eiectricai contact pads 1 18 of PCB 102 ar disposed between the first latching arm 16 and the second latching arm 118,
  • the latching arms 1 16 include a top portion 1 16a having a hook like member extending upward from the top portion and a base portion 16b opposite the top portion 1 6a.
  • the iatching arms 16 are configured to engage into
  • the PCB 102 includes a to side 102a and an opposite bottom side 102b.
  • the PCB 102 is associated with a fastening mechanism that includes a fastening member 110 capable of being moved or positioned at a plurality of locations on top side 102a of PCB 102 to releasably secure one of the plurality of electronic circuit boards 108 to the top side of the PCB.
  • the fastening mechanism comprises movable fastening element 110 configured to be moved to securely engage into one of a plurality of fixed fastening slots 112 (112-1 , 112-2, 112-3) to detachably couple and secure one of a plurality of different size electronic circuit boards 108 within the housing.
  • the electrical contact pads 124 of a card edge connector portion of electronic circuit board 108-1 and electrical contacts 126 of electricai connector 104 of PCB 102 ar configured to make or establish electrical conductive paths between electronic circuit board 108-1 connected to the electrical connector 04 and computer device 122, Such an electricai connection is established when electronic circuit board 108-1 is connected to electrical connector 104 and electrical contact pads 118 are electrically connected to external contacts 128 of external connector 120 of external computer device 122,
  • the electronic circuit board 108-1 comprises a top side 108a and an opposite bottom side 108b.
  • the electronic circuit board 108-1 is shown irt FIG. 1 A with dimensions to fit within interior side walls of housing 108 and to fit over top side 102a of PCB 102.
  • electronic circuit board 108-1 has a length L1 along longitudinal direction L and a width VV1 along lateral direction A. These dimensions are such that electronic circuit board 108-1 can be secured to PCB 102 using movable fastening member 110 in first fixed fastening slot 112-1 in a first position of PCS 102.
  • PCB 102 can support different size electronic circuit boards 08 such that the different size circuit boards can be secured to second slot 12-2 as part of second position and third slot 112-3 as part of the third position
  • fastening mechanism is shown for illustrative purposes and that other fastening mechanisms can be employed to practice the techniques of the present application.
  • the fastening mechanism can support a different number and configuration of fastening member and corresponding slots.
  • fastening mechanism is shown as a movable fastening element 1 0 configured to be moved to securely engage into one of a plurality of fixed fastening slots 112 (112-1 , 112-2, 1 12-3) to detachabiy couple and secure one of a plurality of different size electronic circuit boards 108 within the housing.
  • the fastening element or member 110 is shown to include a middle portion 1 0b formed between a top portion 110a and a bottom portion 110c.
  • the fastening member 1 0 can be formed as a single integrated piece or as separate pieces o portions assembled to together to form a single member.
  • the top portion 1 10a includes generally cylinder shape member such that a portion of the cylinder member egages a complementary portion of electronic circuit board 108 to secure the board to the PCB 102,
  • the upper most portion of top portion 110a is shown including a round head member with slot portio to allow ease of insertion and removal for PCB 102 with a tool such as a flat head screwdriver and the like.
  • the middle portion 110b includes a generally cylinder shape member or portion that f ts between the bottom side 108b of electronic circuit board 108-1 and fop side 102a of PCB 102 to help provide a snug fit for the electronic circuit board to the PCB.
  • the diameter of middle portion 110b is generally larger than the diameter of top portion 110a and bottom portion 110c
  • the bottom portion 102c includes a generally cylinder shape member having dimensions to fit in any of the fastening slots 112 (112-1 , 112-2, 112-3 ⁇ to help provide a snug fit for the electronic circuit board 108-1 to the PCB 102
  • the fastening member 1 10 is shown for illustrative purposes and that other fastening member configurations and techniques can be employed to practice the techniques of the present application.
  • fastening member 1 10 can have a rectangular shape or any other shape to secure electronic circuit board 108 to PCB 102.
  • the fastening member 110 can be formed of any materia! such as non-conductive or dielectric maternal such as plastic and the like.
  • the electronic circuit board 108-1 ⁇ and 108-2 and 108-3) may comprise any substrate materia! such as a PCB and th like for supporting electronic components 109.
  • electronic circuit board 108-1 may be a PCB to provide electrical and mechanical support for electrical connection of electronic components using conductive pads, traces, tracks, pads and other features efched from copper sheets laminated onto a non-conductive subsfrafe.
  • electronic circuit board 108-1 may be formed as singie sided (with a singie copper layer), double sided (with two layers of copper) or mutti- layer.
  • the electronic circuit board 108-1 may have conductors formed as different layers that are connected with piated-through holes referred to as vias.
  • the electronic circuit board 108-1 may include passive components such as capacitors, resistors, inductors as well as active devices such as memory or processor devices formed or fabricated on the substrate.
  • the electronic circuit board 108-1 includes e!ectrica! conductive pads 124 formed at a card edge connector portion of the board.
  • the electronic circuit board 108-1 may be formed of any electrical conductive material such as copper and the like.
  • the electrical conductive pads 124 are formed on first side 108a as electronic pads 124a and on second side 108b as electronic pads 124b. !t should be
  • electronic circuit board 108-1 shown in FIG. 1 A is for illustrative purposes and that other examples may be applicable to be employed with the techniques of the present application.
  • electronic pads 124 may be disposed or formed on first side 108a, second side 108b or a combination thereof, !n a similar manner, PCS 102 may share some of the features of electronic circuit board 108-1 such as comprising any substrate material for supporting electronic components and so on.
  • the electrical connector 104 includes an electrical housing body that defines a chamber portion 104a and a base portion 04b.
  • the chamber portion 104a includes a first interior side and an opposed second interior side spaced from the first side aiong a transverse direction T that extends substantially perpendicular with respect to the iaierai direction A.
  • the chamber portion 104a includes a third interior side and an opposed fourth interior side spaced from the third side along the lateral direction A and extending along the transverse direction T.
  • the chamber portion 104a includes electrical contacts 126 arranged in a non-staggered pattern in a row across the first side and second side of the interior of the chamber portion.
  • the non-staggered pattern includes contact pads 126 formed with substantially the same length or single stage pattern extending along the longitudinal direction L to make electrical connection with complementary contacts 124 of electronic circuit board 08-1 at substantially the same time.
  • This non-staggered pattern allows electrical connector 104 to make a non-hot- plug electrical connection with complementary non-staggered contact pads 124 of electronic circuit board 108-1 when the electronic circuit board is inserted and securely mounted within interior of chamber portion 104a of the electrical connector 104.
  • the electrical connection establishes electrical communication or electrical conductive paths with and between electronic circuit board 108-1 and connector 04 when contact pads 124 of the electronic circuit board 108-1 engage or make physical secure mechanical and electrical contact with e!ectricai contacts 126 of the connector 104.
  • the electrica! connector 104 includes a base portion 104b that is shown connected to top side 102a of PCB 02.
  • the base portion 104b includes electrical contacts 126 that are electrically connected to contacts pads 118 of PCB 102.
  • electrical contacts 126 extend through base portion 04b and into hoies or vias of the top side 102a of PCB 102 to be soldered and connected to contact traces extending from contact pads 118 from card edge of the PCB 102.
  • the contact pads 118 on the PCB 102 are arranged in a staggered pattern 114 extending in a row across as first contact pads 118a on first side 102a and as second contact pads 1 18b on second side 102b of the PCB 102.
  • staggered pattern 1 14 includes contacts with different lengths or mu!tip!e stage pattern along the longitudinal direction L to make electrical connection with complementary contacts at different times when engaged with externa! contacts 128 of external connector 120.
  • This staggered pattern allows assembly 100 to make a hot-plug electrical connection with an external electrical connector 120 having electrica! contacts arranged in a complementary staggered pattern to that of pattern 1 14.
  • electrical contacts of external connector 120 may be arranged in a complementary non-staggered pattern to that of pattern 114.
  • the eSectricai connection establishes electrica! communication or electrica! conductive paths with and between assembly 100 and externa! electrical connector 120 when electrical contacts 118 of the PCB 102 engage or make physical secure mechanical and eiectricai contact with eiectricai contacts 128 of the connector 120.
  • the eiectricai connector 104 includes a chamber portion 104a which is shown as having an interior portion configured to releasabiy secure to card edge of electronic circuit board 108-1 .
  • the dimensions of the opening of interior portion of chamber portion 104a are substantially
  • the electrical contacts 126 of eiectricai connector 104 may be configured to have a higher insertion cycle or characteristics than eiectricai contact pads 124 of electronic circuit board 108-1.
  • the insertion cycle factor may be defined as a number of times or cycles that eiectricai contacts may be inserted and reinserted into complementary eiectricai connectors and still provide reliable mechanical operation.
  • electrical contact pads 124 of electronic circuit board 108-1 may have an insertion cycle of 50 meaning the contact pads may provide reliable operations for about 50 cycles of being inserted and reinserted into an eiectricai connector.
  • eiectricai contacts 126 of eiectricai connector 104 may have an insertion cycle of 1000 meaning the electrical contacts 126 may provide reliable operations for about 1000 cycles of being inserted and reinserted into an eiectricai connector, in this manner, electrical connector 104 may be able to convert or provide an electronic circuit board having relatively low insertion cycle characteristics to higher insertion cycle characteristics which may thereby increase the useful life of the electronic circuit board.
  • the structure of eiectricai contacts 124 of eiectronic circuit board 108 may be formed as relatively thin gold plated copper pads disposed proximate card edge of electronic circuit board 108-1. Such a structure may typically have low insertion cycle characteristics compared to those of electrical connector 104, On the other hand, electrical contacts 126 of electrical connector 104 may be formed of relatively thicker gold plated copper contacts pads compared to contacts pads of electronic circuit board 108-1 , Such electrical contacts 126 of connector 104 may help provide a more reliable or robust insertion and reinsertion operations and increase the life of electronic circuit board.
  • electrical connector 104 is shown as having a key portion 138 to mate or engage with a corresponding key portion 138 of electronic circuit board 108-1 .
  • the key mechanism may help ensure that electronic circuit board 08-1 is inserted or secured to the interior of the chamber portion 104a in only one manner to prevent damage to the
  • key portion 136 includes a ridg member proximate a top side of chamber portion 104a of connector 104.
  • the key portion 138 includes a complementary slot proximate the same side of electronic circuit board 108-1 such that the ridge is configured to mate with the slot in only one manner. In this manner, if a user flips electronic circuit board 08-1 to the other side as shown and then attempts to insert the board into the connector 104, the location of slot of the electronic circuit board would be on the opposite side of the location of the ridge and therefore the key mechanism would prevent the electronic circuit board from being inserted improperly in this configuration.
  • the key mechanism shown in FIG, 1A is for illustrative purposes and that other key mechanisms may be used to implement the techniques of the present application,
  • the housing 106 is show as having a top portion 106a and a bottom portion 106b.
  • the housing 106 may include a housing body formed of any non- conductive or dielectric maternal such as plastic and the iike.
  • the housing body may be formed or molded as a single housing member or a formed from a plurality of housing members attached together using adhesive techniques such as glue and the iike.
  • the housing 106 is shown as having a generally rectangular shape extending along iongitudinaS direction L.
  • PCS 102 and electronic board 108-1 are shown as having generally rectangular shapes extending along the tongitudtnai direction.
  • the electrical connector 104 is shown having a chamber portion 104a with an interior portion with interior dimensions substantially complementary to the dimensions of the card edge connection of electronic circuit board 108-1 so to provide a snug fit when the card edge of the electronic circuit board 108-1 is inserted into interior portion of the electrical connector 104.
  • the external electrical connector 120 has a front side with an interior portion with electrical contacts 128 to connect to contacts 118 of assembly 100.
  • the external electrical connector 120 has a rear opposite side which is configured to attach to an external electronic circuit board such as a backplane, motherboard or the like of externa! computer 122.
  • the connector 120 can make electrical conductive paths with circuits or components connected to the external circuit board. In one example, externa!
  • connector 20 may be disposed on a user accessible front portion of a computer such as a server computer to allow a user to connect a non-hot plug electronic circuit board 108- 1 to electronic assembly 100, In this manner, assembly 100 may a!!ow a user to easily insert as well as remove a non-hot-plug electronic circuit board 108-1 to external computer system 122.
  • electrical connector assembly 100 shown in FIG. 1A is for illustrative purposes and other examples may be applicable to be used with the techniques of the present application.
  • electrical contact pads 118 may be disposed or formed on first side 102a, second side 102b or a combination thereof.
  • electrical contacts 124 and 126 may be disposed or formed on first side, a second side or a combination thereof.
  • the electrical connector assembly 100 may include any electromechanical functionality for Joining electrical circuits at an interface using a mechanical assembly.
  • FIG. 1 B shows a top perspective view of an example electrical connector assembly with an electronic circuit board of a second size according to an example of the techniques of the present application.
  • the fastening mechanism is configured in a second position with movable fastening member 110 secured in the second fixed fastening slot 112-2 to support a second size electronic circuit board 108- 2.
  • the configuration of FIG. 1 B is similar to that shown in FIG, 1 A where the fastening mechanism is configured in a first position with movable fastening member 110 secured in a first fixed siot 112-1 to support a first size electronic circuit board 108- , in the configuration of FIG. 1 B, electronic circuit board 108-2 has a length L2 aiong longitudinal direction L and a width W2 along lateral direction A.
  • electrical connector assembly 100 may support two different size non- hot-plug electronic circuit boards.
  • FIG, 1 C shows a top perspective view of an example electrical connector assembly with an electronic circuit board of a third size according to an exampSe of the techniques of the present application.
  • the fastening mechanism is configured in a third position with movable fasiening member 1 0 secured in the third fixed fastening slot 1 12-3 to support a third size electronic circuit board 108-3.
  • the configuration of FIG. 1C is simi!ar to that shown in FIG, 1 B (and of FIG. 1A) where the fastening mechanism is configured in a second position with movable fastening member 110 secured in the second fixed siot 112-2 to support a second size electronic circuit board 108-2.
  • third eiectronic circuit board 108-3 has a length L3 along longitudinal direction L and a width W3 along lateral direction A.
  • the iength L3 of third electronic circuit board 108-3 is greater than iength 12 of second electronic circuit board 108-2 and iength Li of first electronic circuit board 108-1.
  • the widths W1 , W2 and W3 are generally similar. In this manner, electrical connector assembly 100 allows housing 106 to support any of three different size non-hot-plug electronic circuit boards within the interior of the housing.
  • assembly 100 of FIG. 1A, FIG, 18 and FIG. 1C are for illustrative purposes and that the assembly may be configured in different manners to implement the techniques of the present application.
  • FIG , 2A shows a top plan partial detailed rear view of the example electrical connector assembly of FiG. 1A according to an example of the techniques of the present application .
  • FIG. 2B shows a bottom plan partial detailed rear view of the example electrical connector assembly of FIG, 1 A according fo an example of the techniques of the present application.
  • electrical contact pads 118a proximate card edge portion of PCB 102 are arranged in a staggered pattern 114 in a row across first side 102a extending outward of the rear portion of 106d of housing 106,
  • electrical contacts 114 may be arranged in a multiple stage pattern or configuration portions having different lengths or offsets relative to each other along the longitudinal direction L,
  • the electrical contacts 118 may be defined as ground electrical contacts to carry ground signals 114a, as control/data electrical contacts 114b to carry
  • control/data signals and power electrical contacts 114c to carry power signals.
  • electrical contact pads 118b proximate card edge portion of PCB 102 are arranged in a staggered pattern 114 in a row across second side 102b extending outward of the rear portion 106d of housing 106.
  • This staggered pattern 114 allows PCB 102 of assembly 100 to make a hot-plug electrical connection with externa! contacts 128 of electrical connector 120 when the card edge portion is inserted into interior of external electrical connector 120.
  • contacts 118 can make a staggered or multi-staged connection with complementary contacts 128 of external connecter 120.
  • ground electrical contacts 114a are configured to first make electrical contact with complementary ground electrical contacts of external electrical connector 120
  • control/data electrical contacts 114b are configured to next make electrical contact with complementary control/data electrical contacts of the external eieciricai connector
  • power eieciricai contacts 114c are configured to last make electrical contact with the complementary power electrical contacts of the external electrical connector
  • connector 104 and card edge connector of electronic circuit board 108-1 have contacts in a non-staggered pattern.
  • electrical contacts 126 of electrical connector 104 may be arranged in non- staggered pattern and include a single stage configuration with ground electrical contacts to carry ground signais, coniroi/data electrical contacts to carry control/data signals and power electrical contacts to carry power signais.
  • the ground electrical contacts, the control/data electrical contacts, and the power electricai contacts may be configured to make a non-hat-plug electricai contact with respective complementary elecincai contacts 124 of electronic circuit board 108-1 at substantial!y the same time.
  • FiG. 3A shows a side pian view of the exampl electrical connector assembly of FiG. 1A in an initial step of being assembled according to an example of the techniques of the present application.
  • a data center may have a computer system 122 (better shown in FIG. 5) which may be configured to have a hot-piug externa! connector 120 that is user-accessible and disposed on the front portion or panel of the computer.
  • Th computer 122 can be any data processing system with memory and processing functionality to process data.
  • the computer 122 can provide networking capability to connect to other computers, networks and other data processing devices.
  • the user may have an electronic circuit board 108-1 with a non-hot- piug compatible connector that the user desires or intends to connect to the computer system 122.
  • the user may employ electrical connector assembly 100 in accordance with the techniques of the present application to connect electronic circuit board 108-1 to external connecter 120 of the computer system 122.
  • the user may begin by removing the top portion of the housing 106a to allow access to connector 104 of PCB 102. The user may then place the electronic circuit board 108-1 over the top side 102a of PCB 102. As explained below, the user may proceed with the process by mating electronic circuit 108-1 with connector 104 and then proceed by mating contacts 118 of PCB 102 with external connector 120.
  • FiG. 3B shows a side pian view of the example electricai connector assembly of FiG. 1 in subsequent step of being assembled according to an example of the techniques of the present application.
  • the user ma proceed with the assembly process by urging eiecironic circuit board 108-1 into interior portion of chamber portion 104a of connector 104 along direction shown by arrow 140.
  • electrical contact pads 124 ⁇ 124a ,124b) proximate card edge of electronic circuit board 108-1 are inseried into chamber portion 104a of connector 104.
  • contact pads 124 of electronic circuit board 108- 1 begin to make electrical contact with eiectrica! contacts 126 (126a, 128b) proximate chamber portion 104a of electronic connector 104.
  • contacts pads 124 and eiectrica! contacts 128 are both configured to have complementary non-staggered patterns to provide a non-hot- p!ug electrical connection when electronic circuit board 108-1 is inserted into chamber portion 104a of connector 104.
  • fastening member 110 may be employed to secure the electronic circuit board 108-1 to a top side 102a of PCB 102.
  • the bottom portion 110c of the fastening member 110 is urged toward first s!ot 112-1 at the same time the midd!e portion 110b is urged between the top side 102a of PCB 102 and bottom side 108b of electronic circuit board 108-1 and as top portion 102c makes contact with an edge 108c of the electronic board 108- 1.
  • the user can proceed to assemble housing 106 with electronic circuit board 108-1 and PCB 102 within the interior of the housing.
  • PCB 102 with electronic circuit board 108-1 assembly is placed within the interior of bottom housing 06b.
  • the top housing 106a is attached to the bottom housing 106b to form a complete assembly 100.
  • the user may urge connecter assembly 100 toward connector 120 as shown by arrow 140.
  • eiectrica! contacts 1 18 118a, 118b
  • proximate card edge portion of PCB 102 begin to engage with respective contacts 128 (128a, 128b) proximate interior or chamber portion of eiectrica! connector 120.
  • ground electrical contacts 1 14a make contact with complementary ground contacts of external connector 120.
  • control/data electrical contacts 114b make contact with compiemeniary contacts 128 of the connector 120.
  • power e!ectricaf contacts 114c next make contact with complementary power contacts 128 of external connector 120 (as described above).
  • the electrical contacts 128 of external connecter 120 are configured to have a staggered pattern complementary to contacts 118. However, it should be understood that electrical contacts 128 of external connecter 120 can be configured with other patterns to implement the techniques of the present application.
  • FIG. 4 shows a cross-sectionai side view of the example eiectricai connector assembly of FIG. 1 showing thermal material according to an example of the techniques of the present application.
  • the assembly 100 is shown connected to an external connector 120 which is in turn connected to an external computer 122.
  • the assembly shows top housing 108a mated with bottom housing 106b.
  • the contact pads 124 of electronic circuit board 108-1 are electrically connected to eiectricai contacts 126 of connector 104.
  • the contact pads 118 of PCB 102 are electrically connected to electrical contacts 128 of externa! connector 120.
  • the assembly 100 includes thermal material 130 to dissipate heat from electronic circuit board 108-1 connected to the electrical connector 104.
  • the thermai material 130 is shown disposed between a top inner wall of top housing 108a and top side 108a of electronic circuit board 108-1. In this manner, thermal material 130 can help dissipate heat from at least a top surface of the electronic circuit board 108- 1.
  • the thermal materia! 130 can have a generally rectangular shape with dimensions along the longitudinal direction L and lateral direction A similar to those of electronic circuit board 108-1 to heip maximize heat transfer away from the electronic circuit board and to externa! environment away from the housing.
  • the thermal material 130 can be made of any heat dissipative material capable of dissipating heat from electronic circuit board 108-1 .
  • housing 106 may have openings throughout the housing to help further dissipate heat from the interior of the housing to the external environment.
  • FIG. 5 shows a top perspective view of the example electrical connector assembly of FIG, 1 A connected to an external connector according to an example of the techniques of the present application
  • the electrical connector assembly 100 is shown connected to an external connector 120 which is in turn connected to external computer 122.
  • the assembly 100 shows to housing 108a attached or mated with bottom housing 106b.
  • the electronic circuit board 108-1 is electrically connected to electrical connector 104,
  • the contact pads 118 of PCB 102 are electrically connected to electrical contacts of externa! connector 120.
  • the external connector 120 is part of external computer 122.
  • housing 10 may be shaped to support or
  • housing 106 may hel when a user is to connect and disconnect electronic circuit board 108-1 to connector 104 and connect and disconnect the assembly 100 to external connector 120.
  • electronic circuit board 108-1 (and 108-2 and 108-3) may be configured to conform to the Next Generation Form Factor (NGFF) which may also be referred to as the M.2 standard.
  • NGFF Next Generation Form Factor
  • the NGFF standard may include technology such as solid-state storage applications and the like.
  • the electronic circuit board 108-1 may conform to the NGFF standard by having a card edge connector that is non-hot-plug compatible.
  • external electrical connector 120 may have hot-plug compatible interface to be attached to a user accessible opening of computer system 122 such as a server as part of a data center or enterprise environment.
  • using electrical connector assembly 100 in accordance with the techniques of the present application may allow such electronic circuit boards 108 with non-hot-plug compatible connectors to be connected to computer systems having hot-plug compatible connectors 120.
  • assembly 100 above is for illustrative purposes and that other configurations of the assembly may be employed to implement the techniques of the present application.
  • contact pads 1 18 of assembly 00 may have a different number or arrangement of contacts to practice the techniques of the present application.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

L'invention concerne un ensemble connecteur électrique qui inclut un logement pour supporter une carte de circuit imprimé. La carte de circuit imprimé est disposée dans le logement. La carte de circuit imprimé inclut des pastilles de contact électrique disposées en un motif décalé pour établir une connexion électrique de fiche à chaud avec des contacts électriques complémentaires d'un connecteur électrique externe. La carte de circuit imprimé inclut un mécanisme de fixation pour la coupler de manière amovible à une carte parmi une pluralité de cartes de circuits imprimés électroniques de tailles différentes à l'intérieur du logement. La carte de circuit imprimé inclut un connecteur électrique comportant des contacts électriques disposés en un motif non décalé pour établir une connexion électrique de fiche non à chaud avec des pastilles de contact électrique de n'importe laquelle des cartes de circuits imprimés électroniques de tailles différentes.
PCT/US2013/072813 2013-12-03 2013-12-03 Ensemble connecteur électrique Ceased WO2015084325A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/US2013/072813 WO2015084325A1 (fr) 2013-12-03 2013-12-03 Ensemble connecteur électrique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2013/072813 WO2015084325A1 (fr) 2013-12-03 2013-12-03 Ensemble connecteur électrique

Publications (1)

Publication Number Publication Date
WO2015084325A1 true WO2015084325A1 (fr) 2015-06-11

Family

ID=53273887

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2013/072813 Ceased WO2015084325A1 (fr) 2013-12-03 2013-12-03 Ensemble connecteur électrique

Country Status (1)

Country Link
WO (1) WO2015084325A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017075632A1 (fr) * 2015-10-30 2017-05-04 Silicon Graphics International Corp. Espace d'extension de nœud configurable
US10188016B2 (en) 2015-10-30 2019-01-22 Hewlett Packard Enterprise Development Lp Node blind mate liquid cooling
US10804629B2 (en) 2017-11-27 2020-10-13 International Business Machines Corporation Beveling staggered card edges
CN112004366A (zh) * 2020-07-30 2020-11-27 北京比特大陆科技有限公司 电路板组件以及电子设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020041620A (ko) * 2000-11-28 2002-06-03 구자홍 내장형 핫 스왑 제어장치
KR20070056719A (ko) * 2005-11-30 2007-06-04 위니아만도 주식회사 전장박스의 인쇄회로기판 고정 구조
KR20090022533A (ko) * 2007-08-31 2009-03-04 엘지노텔 주식회사 스위칭 레귤레이터를 이용한 핫스왑 기능 제공 장치 및방법
US20120094507A1 (en) * 2010-10-13 2012-04-19 Li-Chien Wu Connector
US20130244491A1 (en) * 2011-11-30 2013-09-19 Apple Inc. Audio/video connector for an electronic device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020041620A (ko) * 2000-11-28 2002-06-03 구자홍 내장형 핫 스왑 제어장치
KR20070056719A (ko) * 2005-11-30 2007-06-04 위니아만도 주식회사 전장박스의 인쇄회로기판 고정 구조
KR20090022533A (ko) * 2007-08-31 2009-03-04 엘지노텔 주식회사 스위칭 레귤레이터를 이용한 핫스왑 기능 제공 장치 및방법
US20120094507A1 (en) * 2010-10-13 2012-04-19 Li-Chien Wu Connector
US20130244491A1 (en) * 2011-11-30 2013-09-19 Apple Inc. Audio/video connector for an electronic device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017075632A1 (fr) * 2015-10-30 2017-05-04 Silicon Graphics International Corp. Espace d'extension de nœud configurable
US10188016B2 (en) 2015-10-30 2019-01-22 Hewlett Packard Enterprise Development Lp Node blind mate liquid cooling
US10237999B2 (en) 2015-10-30 2019-03-19 Hewlett Packard Enterprise Development Lp Configurable node expansion space
US10804629B2 (en) 2017-11-27 2020-10-13 International Business Machines Corporation Beveling staggered card edges
CN112004366A (zh) * 2020-07-30 2020-11-27 北京比特大陆科技有限公司 电路板组件以及电子设备

Similar Documents

Publication Publication Date Title
TWI846757B (zh) 連接器之電源端子及卡緣連接器之電源端子總成
CN103636069B (zh) 卡边缘连接器
TW452999B (en) Electrical connector assembly and method of making the same
US7988491B2 (en) Electrical connector having contact modules
US8480436B2 (en) USB connector structure having an insulating body with a stop plate with openings
US20020192989A1 (en) Power connector for high current, low inductance applications
US6036508A (en) Connector for interconnecting a bus bar to a circuit board
TW201421820A (zh) 低剖面背板連接器
US20160294087A1 (en) Electrical connector adapter
CN101453067A (zh) 卡缘连接器
JP2004014507A (ja) 電気コネクタ端子
TWM495012U (zh) 一種微型usb正反插公座連接器
EP0140473B1 (fr) Conducteur sans soudure des plaquettes à circuit imprimé et dispositif de connexion utilisant celui-ci
WO2015084325A1 (fr) Ensemble connecteur électrique
CN103367999B (zh) 连接器组合
US20080096399A1 (en) Heat Dissipating Terminal and Electrical Connector Using Same
US10512187B2 (en) Alignment device for orthogonal engagement of line cards and fabric cards in a server
JP2001111262A (ja) ラック装着用基板及びラック装着用基板の実装方法
TWM260896U (en) Electrical connector for interconnecting two intersected printed circuit boards
JP2002298953A (ja) コネクタ
US6354848B1 (en) Clamp-type adapter for connecting a memory module to a card edge connector
EP1970996A2 (fr) Connecteur électrique conçu pour assurer des connexions entre une carte électrique d'alimentation et une carte électronique
US20060046525A1 (en) Printed circuit board type connector using surface mount and through hole technologies
KR200473302Y1 (ko) 커넥터
TWI381592B (zh) 卡緣連接器及鎖扣件

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 13898737

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 13898737

Country of ref document: EP

Kind code of ref document: A1