WO2013035173A1 - 半導体装置およびその製造方法 - Google Patents
半導体装置およびその製造方法 Download PDFInfo
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- WO2013035173A1 WO2013035173A1 PCT/JP2011/070384 JP2011070384W WO2013035173A1 WO 2013035173 A1 WO2013035173 A1 WO 2013035173A1 JP 2011070384 W JP2011070384 W JP 2011070384W WO 2013035173 A1 WO2013035173 A1 WO 2013035173A1
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- metal film
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/01—Manufacture or treatment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/01—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using semiconducting elements having PN junctions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
- H10N10/17—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects characterised by the structure or configuration of the cell or thermocouple forming the device
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/80—Constructional details
- H10N10/85—Thermoelectric active materials
- H10N10/851—Thermoelectric active materials comprising inorganic compositions
- H10N10/854—Thermoelectric active materials comprising inorganic compositions comprising only metals
Definitions
- the technology described in this specification relates to a semiconductor device and a manufacturing method thereof.
- Patent Document 1 discloses a semiconductor device using a PN diode disposed on the surface of a semiconductor substrate as a temperature detection element. The temperature of the surface of the semiconductor element is detected using the temperature dependence of the forward voltage of the PN diode arranged on the surface of the semiconductor substrate.
- the temperature is detected by utilizing the temperature dependence of the forward voltage when a constant current is passed through the temperature detection element, so the change in voltage relative to the forward voltage is measured.
- the forward voltage is 1.5 V and the voltage increase rate per temperature of the PN diode is 3 mV / ° C.
- the potential whose measurement range is set to several volts so that the forward voltage can be measured. It is necessary to detect a voltage change of about several mV using a detector (for example, a voltmeter). Since it is difficult to accurately detect a minute voltage change, it is difficult to accurately detect the temperature.
- a main electrode of a semiconductor device an electrode formed in an element formation region of a semiconductor substrate such as an emitter electrode
- one kind of metal has been usually used.
- a technique for improving heat dissipation by using a laminated electrode in which different metal films are laminated as a main electrode has been developed.
- the present inventor has come up with the idea of the laminated electrode, and invented joining different metal films to use as a temperature detecting element of a semiconductor device.
- the present specification includes a semiconductor substrate, a second metal film formed on the front surface or the back surface of the semiconductor substrate, joined to the first metal film and the first metal film, and having a Seebeck coefficient different from that of the first metal film. And a detection terminal capable of detecting a potential difference between the first metal film and the second metal film.
- thermoelectromotive force of the first metal film and the second metal film can be measured by the detection terminal, and thereby the temperature of the semiconductor device can be detected.
- a temperature detection element using a composite metal film in which a first metal film and a second metal film are bonded measures a thermoelectromotive force generated according to a temperature difference between a side temperature contact and a reference contact, thereby Perform temperature detection. For this reason, it is possible to perform measurement using a potential detector with a measurement range corresponding to the magnitude of the generated thermoelectromotive force, and to improve the temperature detection sensitivity compared to a temperature detection element using a conventional PN diode. it can.
- the detection terminal may include a first detection terminal electrically connected to the first metal film and a second detection terminal electrically connected to the second metal film.
- the first detection terminal may be formed of the same material as the first metal film
- the second detection terminal may be formed of the same material as the second metal film.
- the first metal film may be in contact with the front or back surface of the semiconductor substrate, and the second metal film may be laminated in contact with the surface of the first metal film opposite to the semiconductor substrate.
- the first metal film is a metal film containing Al as a main component and containing 10 mass% or more
- the second metal film is at least selected from the group consisting of Ni, Ti, Mo, W, Ag, Cu, and Zn.
- a metal film containing 10 mass% or more of one kind as a main component may be used.
- the thickness of the first metal film (a metal film containing Al as a main component and containing 10 mass% or more) is preferably 1 ⁇ m or more.
- the second metal film is a metal film containing Ni as a main component and containing 10 mass% or more
- the thickness of the second metal film is preferably 500 nm or more.
- the first metal film is a metal film containing 10 mass% or more of Ni as a main component
- the second metal film is a metal containing 10 mass% or more of at least one selected from the group consisting of Zn and Ti as a main component. It may be a membrane.
- the thickness of the first metal film (a metal film containing Ni as a main component and containing 10 mass% or more) may be 500 nm or more.
- the semiconductor device may further include a main electrode formed in an element formation region of the semiconductor substrate.
- the first metal film, the second metal film, and the detection terminal may be electrically independent from the main electrode.
- the first metal film, the second metal film, and the detection terminal may be connected to the current path of the main electrode.
- the composite metal film may be at least a part of the main electrode formed in the element formation region of the semiconductor substrate.
- the present specification also discloses a method for manufacturing the semiconductor device.
- the first metal film and the second metal film are continuously formed in a vacuum by sputtering.
- the first metal film and the second metal film have a standby vacuum degree of the sputtering chamber of 1 ⁇ 10 ⁇ 6 Pa or less, a pressure fluctuation in the chamber during film formation of 10% or less, and a film forming gas. It is more preferable to form a film by sputtering using a film formation target having a purity of 99% or more under a condition where the purity is 99% or more.
- FIG. 1 is a plan view of a semiconductor device according to Example 1.
- FIG. FIG. 2 is a sectional view taken along line II-II in FIG. It is sectional drawing of the semiconductor device which concerns on a modification. It is sectional drawing of the semiconductor device which concerns on a modification. It is sectional drawing of the semiconductor device which concerns on a modification. 7 is a plan view of a semiconductor device according to Example 2.
- FIG. FIG. 7 is a sectional view taken along line VII-VII in FIG. 6. It is sectional drawing of the semiconductor device which concerns on a modification. It is sectional drawing of the semiconductor device which concerns on a modification.
- the semiconductor device disclosed in this specification includes a semiconductor substrate and a composite metal film formed on the front surface or the back surface of the semiconductor substrate.
- the composite metal film includes a first metal film and a second metal film, and the first metal film and the second metal film are bonded to each other.
- the first metal film and the second metal film have different Seebeck coefficients.
- the semiconductor device disclosed in this specification further includes a detection terminal capable of detecting a potential difference between the first metal film and the second metal film.
- the joining surface of the first metal film and the second metal film is a temperature measuring contact, the detection terminal is a reference contact, and the heat generation generated according to the temperature difference between the temperature measurement contact and the reference contact by the detection terminal.
- the power can be measured. Thereby, the temperature of the semiconductor device can be detected.
- Temperature detection element that has excellent responsiveness at the time of temperature detection and can detect temperature with high accuracy by using a composite metal film in which a first metal film and a second metal film having different Seebeck coefficients are joined as a temperature detection element Can be provided.
- the thermoelectromotive force generated according to the temperature difference between the temperature measuring contact and the reference contact is measured. For this reason, for example, when the rate of increase in thermoelectromotive force per temperature is 3 mV / ° C., the change in thermoelectromotive force is measured using a potential detector (for example, a voltmeter) whose measurement range is set to the mV order. Can be measured.
- thermoelectromotive force is not affected by the shape and size of the composite metal film, and therefore, variations in characteristics during manufacture can be reduced.
- a conventionally known potential detector for example, a voltmeter
- a first detection terminal electrically connected to the first metal film and a second detection terminal electrically connected to the second metal film are respectively connected to the potential detector, and the first detection terminal and the second detection terminal By measuring the potential difference with the detection terminal, the potential difference between the first metal film and the second metal film can be detected.
- the semiconductor element formed on the semiconductor substrate is not particularly limited, and examples thereof include a diode, MOSFET, IGBT, or RC-IGBT in which the diode and IGBT are formed on the same semiconductor substrate.
- a temperature detection element using a composite metal film can be suitably used for a semiconductor device (for example, a power semiconductor device) in which a semiconductor element that generates a large amount of current and generates a large amount of heat during driving is formed.
- the composite electrode film may be formed on the surface of the semiconductor substrate or on the back surface.
- the composite electrode film may be in contact with the semiconductor substrate, or another film such as an insulating film may be interposed between the composite electrode film and the semiconductor substrate.
- the “composite metal film formed on the front surface or the back surface of the semiconductor substrate” in this specification refers to a composite metal film formed in contact with the semiconductor substrate, and another film such as an insulating film between the semiconductor substrates. It includes both of the composite metal film formed through the film.
- a conventional temperature detection element using a PN diode must be used in a state insulated from a semiconductor substrate, and cannot be directly formed on the surface of the semiconductor substrate.
- the temperature detection element using the composite metal film disclosed in this specification may be electrically connected to the semiconductor substrate or may be in contact with the surface of the semiconductor substrate.
- the temperature detection element using the conventional PN diode there are restrictions on the installation location in the semiconductor device, and it is necessary to secure a sufficient space for installing the temperature detection element.
- the restriction on the installation space is greatly relaxed compared to the conventional case, and it can contribute to miniaturization of the semiconductor device.
- the first metal film and the second metal film may be bonded to each other.
- the first metal film and the second metal film may be laminated in the depth direction of the semiconductor substrate, or the first metal film and the second metal in the planar direction (direction perpendicular to the depth direction) of the semiconductor substrate.
- the membranes may be adjacent to each other or may be joined in a composite form.
- the detection terminal only needs to be able to measure the thermoelectromotive force of the first metal film and the second metal film.
- the detection terminal is electrically connected to the first metal film and electrically connected to the second metal film. You may provide the 2nd detection terminal connected to.
- the detection terminal include a wiring, a wiring lead-out structure, and a pad structure (electrode pad etc.).
- the detection terminals are preferably made of the same material as the metal film to which the detection terminals are connected because the design becomes easy.
- a material different from the metal film to which each is connected can be used as the detection terminal.
- it can be used as a temperature detection element by performing a design in consideration of the thermoelectromotive force of the joint portion between the first metal film and the second metal film and the detection terminal.
- Only one composite metal film may be formed on the semiconductor device, or a plurality of composite metal films may be formed. When a plurality of composite metal films are formed, it is preferable that a separate electrically independent detection terminal is provided for each composite metal film.
- the composite metal film is a composite metal film laminated in the depth direction of the semiconductor device, the first metal film is in contact with the front surface or the back surface of the semiconductor substrate, and the second metal film is a further portion of the first metal film. It may be formed in contact with the front surface or the back surface (the surface opposite to the semiconductor substrate).
- each material of the first metal film and the second metal film is preferably a metal material having a large difference in Seebeck coefficient from each other and being used as an electrode of the semiconductor device.
- the first metal film is a metal film containing Al as a main component and containing 10 mass% or more
- the second metal film is selected from the group consisting of Ni, Ti, Mo, W, Ag, Cu, and Zn.
- the metal film contains 10 mass% or more of at least one kind as a main component
- the second metal film is more preferably a metal film containing 10 mass% or more of Ni as a main component.
- the thickness of the first metal film (a metal film containing Al as a main component and containing 10 mass% or more) is preferably 1 ⁇ m or more.
- the second metal film is a metal film containing Ni as a main component and containing 10 mass% or more
- the thickness of the second metal film is preferably 500 nm or more.
- the first metal film is a metal film containing 10 mass% or more of Ni as a main component
- the second metal film is a metal containing 10 mass% or more of at least one selected from the group consisting of Zn and Ti as a main component. It may be a membrane.
- the thickness of the first metal film is preferably 500 nm or more.
- the composite metal film having the first metal film and the second metal film having the above composition can be suitably used as a main electrode (electrode connected to a semiconductor element) of a semiconductor device. Even when the composite electrode film is not used as the main electrode, it is advantageous in that the composite electrode film can be manufactured simultaneously in the same manufacturing process as the main electrode. When the components of the composite electrode film, the main electrode, and the detection terminal are the same, both the composite electrode film and the main electrode can be manufactured at the same time by a common process, so that the manufacturing process can be simplified.
- the semiconductor device may further include a main electrode formed in an element formation region of the semiconductor substrate.
- the first metal film, the second metal film, and the detection terminal may be electrically independent from the main electrode.
- the first metal film, the second metal film, and the detection terminal may be connected to the current path of the main electrode.
- the composite metal film may be at least a part of the main electrode formed in the element formation region of the semiconductor substrate.
- the current path between the emitter electrode and the collector electrode and the composite metal film are preferably shared.
- a composite metal film is provided as part of the wiring through which current flows.
- the composite metal film is formed in a region of the semiconductor substrate where the IGBT element is formed. A space for installing the composite metal film used as the temperature detection element can be omitted, and the temperature detection sensitivity can be improved.
- the emitter terminal is electrically independent of other terminals (collector terminal, gate terminal, etc.).
- a semiconductor device having a cluster IGBT structure in which the emitter contact portion is covered with a floating diffusion layer and the emitter terminal is electrically independent of other terminals is preferable.
- the first metal film and the second metal film are manufactured by continuously forming films in a vacuum by sputtering.
- the second metal film without exposing it to the atmosphere after manufacturing the first metal film, it is possible to suppress an increase in the impurity concentration at the joint surface between the first metal film and the second metal film. For this reason, it is possible to form a temperature detecting element having uniform bonding surfaces and good characteristics.
- the first metal film and the second metal film have a standby vacuum degree of the sputtering chamber of 1 ⁇ 10 ⁇ 6 Pa or less, a pressure fluctuation in the chamber during film formation of 10% or less, and a film forming gas (for example, argon gas, krypton) It is more preferable to produce the film by sputtering under a condition that the gas) purity is 99% or more and the target purity for film formation is 99% or more.
- the target purity for film formation is 99% or more means that the composition components of the first metal film and the second metal film are 99% or more, and the remainder is inevitable impurities.
- the method of forming the first metal film and the second metal film is not limited to the method of forming a film by sputtering.
- a conventionally known method of forming a metal film such as a plating method can be used.
- the plating method it is necessary to strictly control the composition of the first metal film and the second metal film.
- the composition management of the first metal film and the second metal film is relatively easy.
- the semiconductor device 10 As shown in FIGS. 1 and 2, the semiconductor device 10 according to the first embodiment includes a semiconductor substrate 100, a surface insulating film 110, a main electrode 120, a composite metal film 130, and electrode pads 141 and 142. ing.
- an IGBT is formed as a semiconductor element on the semiconductor substrate 100.
- the surface insulating film 110 is in contact with the surface of the region where the IGBT element of the semiconductor substrate 100 is not formed.
- the composite metal film 120 is in contact with the surface of the surface insulating film 110.
- the main electrode 120 is in contact with the surface of the region where the IGBT element of the semiconductor substrate 100 is formed.
- the main electrode 120 is an emitter electrode.
- a collector electrode is formed in contact with the back surface of the semiconductor substrate 110.
- the main electrode 120 has a first electrode film 121 and a second electrode film 122 stacked in the depth direction of the semiconductor substrate 100.
- the first electrode film 121 is in contact with the surface of the semiconductor substrate 100.
- the second electrode film 122 is in contact with the surface of the first electrode film 121.
- the first electrode film 121 and the second electrode film 122 are joined.
- the first electrode film 121 is a metal film containing Al by 10 mass% or more.
- the second electrode film 122 is a metal film containing Ni as a main component and containing 10 mass% or more.
- the composite electrode film 130 includes a first metal film 131 and a second metal film 132 stacked in the depth direction of the semiconductor substrate 100.
- the first metal film 131 is in contact with the surface of the surface insulating film 110.
- the second metal film 132 is in contact with the surface of the first metal film 131.
- the first metal film 131 and the second metal film 132 are joined.
- the first metal film 131 is a metal film containing Al as a main component and containing 10 mass% or more, and has a thickness of 1 ⁇ m or more.
- the second metal film 132 is a metal film containing Ni as a main component and containing 10 mass% or more, and has a thickness of 500 nm or more.
- the Seebeck coefficient S1 of the first metal film 131 and the Seebeck coefficient S2 of the second metal film 132 are different (S1 ⁇ S2).
- the first metal film 131 is connected to the electrode pad 141 by the wiring 133
- the second metal film 132 is connected to the electrode pad 142 by the wiring 134.
- the wiring 133 and the electrode pad 141 are first detection terminals and are formed of the same material as the first metal film 131.
- the wiring 134 and the electrode pad 142 are second detection terminals and are formed of the same material as the second metal film 132.
- the potential difference between the first metal film 131 and the second metal film 132 can be detected by connecting the electrode pads 141 and 142 to a potential detector (not shown) such as a voltmeter. Since the Seebeck coefficient S1 of the first metal film 131 and the Seebeck coefficient S2 of the second metal film 132 are different, the bonding surface between the first metal film 131 and the second metal film 132, the electrode pad 141, and the electrode pad 142 A potential difference occurs due to the temperature difference between the two. By detecting this potential difference with a potential detector, the temperature of the semiconductor device 10 can be detected.
- the composite metal film 120 including the first metal film 131 and the second metal film 132, the electrode pads 141 and 142, and the wirings 133 and 134 can be used as a temperature detection element of the semiconductor device 10.
- the first metal film 131 and the second metal film 132 are formed by continuously forming a film by sputtering in a vacuum.
- the standby vacuum degree of the chamber is set to 1 ⁇ 10 ⁇ 6 Pa or less
- the film formation target (the composition component of the first metal film 131 is the same as the first metal film 131)
- a target of 99% or more a film is formed by sputtering under the conditions that the pressure fluctuation in the chamber during film formation is 10% or less and the film forming gas purity is 99% or more.
- the pressure fluctuation in the chamber during film formation is 10% or less
- the film is formed by sputtering under the condition that the film forming gas purity is 99% or more.
- the bonding surface between the first metal film 131 and the second metal film 132 can be in a good state. Note that when the materials of the first metal film 131 and the first electrode film 121 are the same, they can be formed simultaneously. Similarly, when the second metal film 132 and the second electrode film 122 are made of the same material, they can be formed simultaneously.
- a semiconductor device 11 shown in FIG. 3 includes a composite metal film 150 formed on the surface of the semiconductor substrate 100 with a surface insulating film 110 interposed therebetween.
- the composite electrode film 150 includes a first metal film 151 and a second metal film 152 that are stacked in the depth direction of the semiconductor substrate 100.
- the first metal film 151 is in contact with the surface of the surface insulating film 110.
- the second metal film 152 is in contact with the surface of the first metal film 151.
- the first metal film 151 and the second metal film 152 are joined.
- the first metal film 151 is connected to the connection pad 155 by the wiring lead structure 153
- the second metal film 152 is connected to the connection pad 156 by the wiring lead structure 154.
- the first metal film 151, the second metal film 152, and the wiring lead structures 153 and 154 are covered with a protective film 190 made of polyimide or the like.
- the surfaces of the connection pads 155 and 156 are exposed on the surface of the protective film 190.
- the connection pad 155 is connected to the electrode pad 141 by a wiring 157
- the connection pad 156 is connected to the electrode pad 142 by a wiring 158.
- the wiring lead structure 153, the connection pad 155, the wiring 157, and the electrode pad 141 are first detection terminals and are formed of the same material as the first metal film 151.
- the wiring lead structure 154, the connection pad 156, the wiring 158, and the electrode pad 142 are second detection terminals and are formed of the same material as the first metal film 152.
- the 4 includes a composite metal film 160 formed on the surface of the semiconductor substrate 100 with the surface insulating film 110 interposed therebetween.
- the composite electrode film 160 includes a first metal film 161 and a second metal film 162 stacked in the depth direction of the semiconductor substrate 100.
- the first metal film 161 is in contact with the surface of the surface insulating film 110.
- the second metal film 162 is in contact with the surface of the first metal film 161.
- the first metal film 161 and the second metal film 162 are joined.
- the first metal film 161 is connected to the connection pad 165 by the wiring lead structure 163.
- the first metal film 151 and the wiring lead structure 163 are covered with a protective film 190 made of polyimide or the like.
- the surfaces of the connection pad 165 and the second metal film 162 are exposed on the surface of the protective film 190.
- the connection pad 165 is connected to the electrode pad 141 by the wiring 167
- the second metal film 162 is connected to the electrode pad 142 by the wiring 168.
- the wiring lead structure 163, the connection pad 165, the wiring 167, and the electrode pad 141 are first detection terminals and are formed of the same material as the first metal film 161.
- the wiring 168 and the electrode pad 142 are second detection terminals and are made of the same material as the second metal film 162.
- the 5 includes a composite metal film 170 formed on the surface of the semiconductor substrate 100 with the surface insulating film 110 interposed therebetween.
- the composite electrode film 170 includes a first metal film 171 and a second metal film 172 that are adjacent to each other in the planar direction (direction perpendicular to the depth direction) of the semiconductor substrate 100.
- the first metal film 171 and the second metal film 172 are in contact with the surface of the surface insulating film 110.
- the first metal film 171 and the second metal film 172 are bonded to each other on the side surfaces.
- the first metal film 171 is connected to the electrode pad 141 by the wiring 173, and the second metal film 172 is connected to the electrode pad 142 by the wiring 174.
- the wiring 173 and the electrode pad 141 are first detection terminals and are formed of the same material as that of the first metal film 171.
- the wiring 174 and the electrode pad 142 are second detection terminals and are formed of the same material as the second metal film 172. As shown in FIG. 5, when the first metal film 171 and the second metal film 172 are adjacent to each other in the plane direction (direction perpendicular to the depth direction) of the semiconductor substrate, the wiring of the detection terminal can be easily routed. Become.
- a composite metal film in which the first metal film and the second metal film are adjacent to each other in the plane direction of the semiconductor substrate is used. It is preferable to adopt.
- the first metal films 151, 161, 171 are metal films containing 10 mass% or more of Al as a main component, and the thickness thereof is 1 ⁇ m or more.
- the second metal films 152, 162, and 172 are each a metal film containing Ni as a main component and containing 10 mass% or more, and has a thickness of 500 nm or more.
- the Seebeck coefficients of the first metal films 151, 161, 171 and the second metal films 152, 162, 172 are different from each other.
- the other configurations of the semiconductor devices 11, 12, and 13 are the same as those of the semiconductor device 10, and thus redundant description is omitted.
- the first metal film (151, 161, 171) and the second metal film (152, 162, 172) are connected by connecting a potential detector to the electrode pads 141, 142. A potential difference can be detected.
- the electrode pads (141, 142) and the like can be used as temperature detecting elements of the semiconductor devices (11, 12, 13).
- the semiconductor device 20 includes a semiconductor substrate 200, a surface insulating film 210, a composite metal film 220, and electrode pads 241 and 242.
- the composite metal film 220 includes a main part 225 and a detection part 230.
- the semiconductor substrate 200 is formed with an IGBT as a semiconductor element.
- the main part 225 is in contact with the surface of the region where the IGBT element of the semiconductor substrate 200 is formed.
- the surface insulating film 210 is in contact with the surface of the region where the IGBT element of the semiconductor substrate 200 is not formed.
- the detection unit 230 is in contact with the surface of the surface insulating film 210.
- the main part 225 functions as an emitter electrode.
- a collector electrode is formed in contact with the back surface of the semiconductor substrate 210.
- the composite metal film 220 includes a first metal film 221 and a second metal film 222 stacked in the depth direction of the semiconductor substrate 200.
- the first metal film 221 is in contact with the surface of the semiconductor substrate 200.
- the second metal film 222 is in contact with the surface of the first metal film 221.
- the first metal film 221 and the second metal film 222 are joined.
- the first metal film 221 is a metal film containing Al as a main component and containing 10 mass% or more, and has a thickness of 1 ⁇ m or more.
- the second metal film 222 is a metal film containing 10 mass% or more of Ni as a main component, and the thickness thereof is 500 nm or more.
- the Seebeck coefficient S21 of the first metal film 221 and the Seebeck coefficient S22 of the second metal film 222 are different (S21 ⁇ S22).
- a wiring 234 is connected to the surface of the detection unit 230 of the first metal film 221, and the wiring 234 is connected to the electrode pad 241.
- a wiring 224 is connected to the surface of the second metal film 222, and the wiring 224 is connected to the electrode pad 242.
- the wiring 234 and the electrode pad 241 are first detection terminals and are formed of the same material as the first metal film 221.
- the wiring 224 and the electrode pad 242 are second detection terminals and are made of the same material as the second metal film 222.
- the potential difference between the first metal film 221 and the second metal film 222 can be detected by connecting the electrode pads 241 and 242 to a potential detector (not shown). Since the Seebeck coefficient S21 of the first metal film 221 and the Seebeck coefficient S22 of the second metal film 222 are different (S21 ⁇ S22), the bonding surface between the first metal film 221 and the second metal film 222, and the electrode pad A potential difference is generated due to a temperature difference between 241 and the electrode pad 242. By detecting this potential difference with a potential detector, the temperature of the semiconductor device 20 can be detected.
- the composite metal film 220 having the first metal film 221 and the second metal film 222, the electrode pads 241 and 242, and the wirings 224 and 234 can be used as a temperature detection element of the semiconductor device 20.
- the composite metal film 220 can also be used as an emitter electrode of the IGBT. Since the current path at the time of temperature detection and the current path of the IGBT are common, a space for installing the composite metal film 220 used as a temperature detection element can be omitted, and the temperature detection sensitivity can be improved. it can.
- the first metal film 221 and the second metal film 222 can be manufactured by a method similar to the manufacturing method described in the first embodiment.
- the semiconductor device 21 shown in FIG. 8 includes a composite metal film 250 formed in contact with the surface of the region where the IGBT element of the semiconductor substrate 200 is formed.
- the composite electrode film 250 includes a first metal film 251 and a second metal film 252 that are stacked in the depth direction of the semiconductor substrate 200.
- the first metal film 251 is in contact with the surface of the region where the IGBT element of the semiconductor substrate 200 is formed.
- the second metal film 252 is in contact with the surface of the first metal film 251.
- the first metal film 251 and the second metal film 252 are joined.
- the first metal film 251 is connected to the connection pad 262 by the wiring routing structure 261, and the second metal film 252 is connected to the connection pad 264 by the wiring routing structure 263.
- the first metal film 251 is covered with a second metal film 252 and a protective film 290 made of polyimide or the like.
- the wiring routing structures 261 and 263 are covered with a protective film 290.
- the surfaces of the second metal film 252 and the connection pads 262 and 264 are exposed on the surface of the protective film 290.
- the connection pad 262 is connected to the electrode pad 241 by a wiring 265, and the connection pad 264 is connected to the electrode pad 242 by a wiring 266.
- the wiring routing structure 261, the connection pad 262, the wiring 265, and the electrode pad 241 are first detection terminals and are formed of the same material as the first metal film 251.
- the wiring routing structure 263, the connection pad 264, the wiring 266, and the electrode pad 242 are second detection terminals and are formed of the same material as the second metal film 252.
- the semiconductor device 22 shown in FIG. 9 includes a composite metal film 270 formed in contact with the surface of the region where the IGBT element of the semiconductor substrate 200 is formed.
- the composite electrode film 270 includes a first metal film 271 and a second metal film 272 stacked in the depth direction of the semiconductor substrate 200.
- the first metal film 271 is in contact with the surface of the region where the IGBT element of the semiconductor substrate 200 is formed.
- the second metal film 272 is in contact with the surface of the first metal film 271.
- the first metal film 271 and the second metal film 272 are joined.
- the first metal film 271 is connected to the connection pad 282 by the wiring routing structure 281.
- the first metal film 271 is covered with a second metal film 272 and a protective film 290 made of polyimide or the like.
- the wiring routing structure 281 is covered with a protective film 290.
- the surfaces of the connection pad 282 and the second metal film 272 are exposed on the surface of the protective film 290.
- the connection pad 282 is connected to the electrode pad 241 by the wiring 284, and the second metal film 272 is connected to the electrode pad 242 by the wiring 274.
- the wiring routing structure 281, the connection pad 282, the wiring 284, and the electrode pad 241 are first detection terminals and are formed of the same material as the first metal film 271.
- the wiring 274 and the electrode pad 242 are second detection terminals and are made of the same material as the second metal film 272.
- the first metal films 251 and 271 are each a metal film containing 10 mass% or more of Al as a main component, and the thickness thereof is 1 ⁇ m or more.
- the second metal films 252 and 272 are each a metal film containing Ni as a main component and containing 10 mass% or more, and the thickness thereof is 500 nm or more.
- the Seebeck coefficients of the first metal films 251 and 271 and the second metal films 252 and 272 are different from each other.
- the other configurations of the semiconductor devices 21 and 22 are the same as those of the semiconductor device 20, and thus redundant description is omitted.
- the potential difference between the first metal film (251, 271) and the second metal film (252, 272) can be detected by connecting a potential detector to the electrode pads 241 and 242. it can.
- Composite metal films 250, 270 and wiring routing structures (261, 263, 281) connected thereto, connection pads (262, 264, 282), wirings (265, 266, 274, 284), electrode pads (241, 242), etc. Can be used as a temperature detecting element of the semiconductor device (21, 22).
- the composite metal films 250 and 270 can be used as the emitter electrode of the IGBT.
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- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electrodes Of Semiconductors (AREA)
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Abstract
Description
実施例1に係る半導体装置10は、図1および図2に示すように、半導体基板100と、表面絶縁膜110と、メイン電極120と、複合金属膜130と、電極パッド141,142とを備えている。
半導体装置10において、第1金属膜131と第2金属膜132は、真空中で連続してスパッタリングによって成膜することによって形成される。例えば、スパッタリングチャンバに半導体基板を配置した後に、チャンバの待機真空度を1×10-6Pa以下とし、第1金属膜131と同じ材料の成膜用ターゲット(第1金属膜131の組成成分が99%以上のターゲット)を用いて、成膜中のチャンバ内の圧力変動が10%以下、かつ成膜ガス純度が99%以上の条件下でスパッタリングによって成膜する。続いて、第2金属膜132と同じ材料の成膜用ターゲット(第2金属膜132の組成成分が99%以上のターゲット)を用いて、成膜中のチャンバ内の圧力変動が10%以下、かつ成膜ガス純度が99%以上の条件下でスパッタリングによって成膜する。これによって、第1金属膜131と第2金属膜132との接合面を良好な状態にすることができる。なお、第1金属膜131と第1電極膜121の材料が同じである場合には、同時に成膜することができる。同様に、第2金属膜132と第2電極膜122の材料が同じである場合には、同時に成膜することができる。
図3~図5は、図1および2に示す半導体装置10の変形例を示している。図3に示す半導体装置11は、表面絶縁膜110を介して半導体基板100の表面に形成された複合金属膜150を備えている。複合電極膜150は、半導体基板100の深さ方向に積層された第1金属膜151および第2金属膜152を有している。第1金属膜151は、表面絶縁膜110の表面に接している。第2金属膜152は、第1金属膜151の表面に接している。第1金属膜151と第2金属膜152は、接合されている。
実施例2に係る半導体装置20は、図6および図7に示すように、半導体基板200と、表面絶縁膜210と、複合金属膜220と、電極パッド241,242とを備えている。複合金属膜220は、メイン部225と検出部230とを備えている。半導体基板200には、図示していないが、半導体素子としてIGBTが形成されている。メイン部225は、半導体基板200のIGBT素子が形成されている領域の表面に接している。表面絶縁膜210は、半導体基板200のIGBT素子が形成されていない領域の表面に接している。検出部230は、表面絶縁膜210の表面に接している。メイン部225は、エミッタ電極として機能する。なお、図示していないが、半導体基板210の裏面に接して、コレクタ電極が形成されている。
図8および図9は、図6および7に示す半導体装置20の変形例を示している。図8に示す半導体装置21は、半導体基板200のIGBT素子が形成されている領域の表面に接して形成された複合金属膜250を備えている。複合電極膜250は、半導体基板200の深さ方向に積層された第1金属膜251および第2金属膜252を有している。第1金属膜251は、半導体基板200のIGBT素子が形成されている領域の表面に接している。第2金属膜252は、第1金属膜251の表面に接している。第1金属膜251と第2金属膜252は、接合されている。
Claims (13)
- 半導体基板と、
半導体基板の表面または裏面に形成されており、第1金属膜と、第1金属膜と接合しており、第1金属膜とゼーベック係数が異なる第2金属膜とを有する複合金属膜と、
第1金属膜と第2金属膜との電位差を検出可能な検出端子とを備えた、半導体装置。 - 検出端子は、第1金属膜に電気的に接続する第1検出端子と、第2金属膜に電気的に接続する第2検出端子とを備えており、
第1検出端子は、第1金属膜と同じ材料で形成されており、
第2検出端子は、第2金属膜と同じ材料で形成されている、請求項1に記載の半導体装置。 - 第1金属膜は、半導体基板の表面または裏面に接しており、
第2金属膜は、第1金属膜の半導体基板と逆側の面に接して積層されている、請求項1または2に記載の半導体装置。 - 第1金属膜は、Alを主成分として10mass%以上含有する金属膜であり、第2金属膜は、Ni,Ti,Mo,W,Ag,Cu,Znからなる群から選ばれる少なくとも一種を主成分として10mass%以上含有する金属膜である、請求項3に記載の半導体装置。
- 第1金属膜の厚さは、1μm以上である、請求項4に記載の半導体装置。
- 第2金属膜は、Niを主成分として10mass%以上含有する金属膜であり、
第2金属膜の厚さは、500nm以上である、請求項4または5に記載の半導体装置。 - 第1金属膜は、Niを主成分として10mass%以上含有する金属膜であり、第2金属膜は、Zn,Tiからなる群から選ばれる少なくとも一種を主成分として10mass%以上含有する金属膜である、請求項3に記載の半導体装置。
- 第1金属膜の厚さは、500nm以上である、請求項7に記載の半導体装置。
- 半導体装置は、半導体基板の素子形成領域に形成されたメイン電極をさらに備えており、
第1金属膜、第2金属膜および検出端子は、メイン電極と電気的に独立している、請求項1~8のいずれかに記載の半導体装置。 - 半導体装置は、半導体基板の素子形成領域に形成されたメイン電極をさらに備えており、
第1金属膜、第2金属膜および検出端子は、メイン電極の電流経路に接続されている、請求項1~8のいずれかに記載の半導体装置。 - 複合金属膜は、半導体基板の素子形成領域に形成されたメイン電極の少なくとも一部である、請求項1~8のいずれかに記載の半導体装置。
- 半導体基板と、
半導体基板の表面または裏面に形成されており、第1金属膜と、第1金属膜と接合しており、第1金属膜とゼーベック係数が異なる第2金属膜とを有する複合金属膜と、
第1金属膜と第2金属膜との電位差を検出可能な検出端子とを備えた、半導体装置の製造方法であって、
第1金属膜と第2金属膜は、真空中で連続してスパッタリングによって成膜する、製造方法。 - 第1金属膜と第2金属膜は、スパッタリングチャンバの待機真空度が1×10-6Pa以下であり、かつ成膜中のチャンバ内の圧力変動が10%以下であり、成膜ガス純度が99%以上である条件下で、純度が99%以上の成膜用ターゲットを用いて、スパッタリングによって成膜する、請求項12に記載の製造方法。
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| US14/238,159 US9595655B2 (en) | 2011-09-07 | 2011-09-07 | Semiconductor device and method of manufacturing the same |
| PCT/JP2011/070384 WO2013035173A1 (ja) | 2011-09-07 | 2011-09-07 | 半導体装置およびその製造方法 |
| JP2013532358A JP5796631B2 (ja) | 2011-09-07 | 2011-09-07 | 半導体装置およびその製造方法 |
| CN201180073265.9A CN103782405B (zh) | 2011-09-07 | 2011-09-07 | 半导体装置及其制造方法 |
| MX2014002608A MX2014002608A (es) | 2011-09-07 | 2011-09-07 | Dispositivo semiconductor y metodo para fabricar el mismo. |
| AU2011376423A AU2011376423B2 (en) | 2011-09-07 | 2011-09-07 | Semiconductor device and method for manufacturing same |
| DE112011105592.7T DE112011105592B4 (de) | 2011-09-07 | 2011-09-07 | Halbleitereinrichtung und Verfahren zur Herstellung derselben |
| BR112014005198-4A BR112014005198B1 (pt) | 2011-09-07 | 2011-09-07 | dispositivo semicondutor e método para fabricar o mesmo |
| KR1020147004677A KR101640328B1 (ko) | 2011-09-07 | 2011-09-07 | 반도체 장치 및 그 제조 방법 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977297A (zh) * | 2015-03-12 | 2016-09-28 | 精工半导体有限公司 | 半导体装置 |
| JP2018125498A (ja) * | 2017-02-03 | 2018-08-09 | Tdk株式会社 | 熱電変換装置 |
| JP2020155705A (ja) * | 2019-03-22 | 2020-09-24 | 三菱電機株式会社 | 半導体装置 |
| US10957619B2 (en) | 2018-04-02 | 2021-03-23 | Fuji Electric Co., Ltd. | Semiconductor apparatus |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6381413B2 (ja) * | 2014-11-07 | 2018-08-29 | キヤノン株式会社 | 定着装置、及びその定着装置を備える画像形成装置 |
| CN110118927B (zh) * | 2019-05-30 | 2021-07-16 | 重庆蓝岸通讯技术有限公司 | 高速控制芯片热分布自检结构及监测系统 |
| FR3128579B1 (fr) * | 2021-10-26 | 2025-01-03 | Safran | Module de puissance à composants semi-conducteurs intégrant un capteur de température et procédé de fabrication associé |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05326824A (ja) * | 1992-05-22 | 1993-12-10 | Mitsubishi Electric Corp | 混成集積回路装置 |
| JPH06104494A (ja) * | 1992-09-18 | 1994-04-15 | Fujitsu Ltd | 薄膜熱電対素子とその製造方法 |
| JPH0741947A (ja) * | 1993-07-28 | 1995-02-10 | Hitachi Ltd | 真空処理装置 |
| JP2001326221A (ja) * | 1988-01-11 | 2001-11-22 | Tadahiro Omi | 薄膜形成装置及び形成方法 |
| JP2003092272A (ja) * | 2001-09-17 | 2003-03-28 | Mitsubishi Electric Corp | スパッタリング装置および半導体装置の製造方法 |
| JP2004040068A (ja) * | 2001-08-31 | 2004-02-05 | Basf Ag | 熱電活性材料ならびにこれを含む熱変換器およびペルチェ装置 |
| JP2005221238A (ja) * | 2004-02-03 | 2005-08-18 | Mitsuteru Kimura | 温度差の検出方法、温度センサおよびこれを用いた赤外線センサ |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3956820A (en) * | 1975-02-26 | 1976-05-18 | Rca Corporation | Method of manufacturing a semiconductor device having a lead bonded to a surface thereof |
| SU934251A1 (ru) * | 1979-03-26 | 1982-06-07 | Предприятие П/Я Г-4493 | Способ изготовлени термопар |
| US4631350A (en) | 1983-12-30 | 1986-12-23 | Damon Germanton | Low cost thermocouple apparatus and methods for fabricating the same |
| JPH01290765A (ja) | 1988-05-16 | 1989-11-22 | Toshiba Corp | スパッタリングターゲット |
| JP2986381B2 (ja) | 1994-08-16 | 1999-12-06 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 電子チップ温度制御装置及び方法 |
| JP3538505B2 (ja) | 1996-05-22 | 2004-06-14 | 富士電機デバイステクノロジー株式会社 | 温度検知部内蔵型バイポーラ半導体素子およびその製造方法 |
| JPH11118616A (ja) | 1996-09-25 | 1999-04-30 | Claude S Gordon Co | 温度センサ、測温機能付き半導体ウエハ、および熱電対センサを形成する方法 |
| DE19752208A1 (de) * | 1997-11-25 | 1999-06-02 | Bosch Gmbh Robert | Thermischer Membransensor und Verfahren zu seiner Herstellung |
| JP3285007B2 (ja) * | 1999-05-07 | 2002-05-27 | 日本電気株式会社 | めっき装置用検出器 |
| JP4581215B2 (ja) * | 2000-10-13 | 2010-11-17 | 株式会社デンソー | 薄膜センシング部を有する半導体装置の製造方法 |
| DE10142634A1 (de) | 2001-08-31 | 2003-03-20 | Basf Ag | Thermoelektrisch aktive Materialien und diese enthaltende Generatoren und Peltier-Anordnungen |
| US7083270B2 (en) * | 2002-06-20 | 2006-08-01 | Matsushita Electric Industrial Co., Ltd. | Piezoelectric element, ink jet head, angular velocity sensor, method for manufacturing the same, and ink jet recording apparatus |
| CN100446226C (zh) * | 2004-01-21 | 2008-12-24 | 先锋株式会社 | 半导体器件及其制造方法 |
| US7348715B2 (en) * | 2004-01-27 | 2008-03-25 | Matsushita Electric Industrial Co., Ltd. | Piezoelectric element and method for manufacturing the same, and ink jet head and ink jet recording apparatus using the piezoelectric element |
-
2011
- 2011-09-07 DE DE112011105592.7T patent/DE112011105592B4/de not_active Expired - Fee Related
- 2011-09-07 CN CN201180073265.9A patent/CN103782405B/zh not_active Expired - Fee Related
- 2011-09-07 AU AU2011376423A patent/AU2011376423B2/en not_active Ceased
- 2011-09-07 JP JP2013532358A patent/JP5796631B2/ja active Active
- 2011-09-07 US US14/238,159 patent/US9595655B2/en not_active Expired - Fee Related
- 2011-09-07 KR KR1020147004677A patent/KR101640328B1/ko not_active Expired - Fee Related
- 2011-09-07 MX MX2014002608A patent/MX2014002608A/es active IP Right Grant
- 2011-09-07 PH PH1/2014/500503A patent/PH12014500503A1/en unknown
- 2011-09-07 WO PCT/JP2011/070384 patent/WO2013035173A1/ja not_active Ceased
- 2011-09-07 RU RU2014108322/28A patent/RU2565360C1/ru active
- 2011-09-07 BR BR112014005198-4A patent/BR112014005198B1/pt not_active IP Right Cessation
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001326221A (ja) * | 1988-01-11 | 2001-11-22 | Tadahiro Omi | 薄膜形成装置及び形成方法 |
| JPH05326824A (ja) * | 1992-05-22 | 1993-12-10 | Mitsubishi Electric Corp | 混成集積回路装置 |
| JPH06104494A (ja) * | 1992-09-18 | 1994-04-15 | Fujitsu Ltd | 薄膜熱電対素子とその製造方法 |
| JPH0741947A (ja) * | 1993-07-28 | 1995-02-10 | Hitachi Ltd | 真空処理装置 |
| JP2004040068A (ja) * | 2001-08-31 | 2004-02-05 | Basf Ag | 熱電活性材料ならびにこれを含む熱変換器およびペルチェ装置 |
| JP2003092272A (ja) * | 2001-09-17 | 2003-03-28 | Mitsubishi Electric Corp | スパッタリング装置および半導体装置の製造方法 |
| JP2005221238A (ja) * | 2004-02-03 | 2005-08-18 | Mitsuteru Kimura | 温度差の検出方法、温度センサおよびこれを用いた赤外線センサ |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977297A (zh) * | 2015-03-12 | 2016-09-28 | 精工半导体有限公司 | 半导体装置 |
| CN105977297B (zh) * | 2015-03-12 | 2020-08-21 | 艾普凌科有限公司 | 半导体装置 |
| JP2018125498A (ja) * | 2017-02-03 | 2018-08-09 | Tdk株式会社 | 熱電変換装置 |
| US10957619B2 (en) | 2018-04-02 | 2021-03-23 | Fuji Electric Co., Ltd. | Semiconductor apparatus |
| JP2020155705A (ja) * | 2019-03-22 | 2020-09-24 | 三菱電機株式会社 | 半導体装置 |
| JP7120104B2 (ja) | 2019-03-22 | 2022-08-17 | 三菱電機株式会社 | 半導体装置 |
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| CN103782405A (zh) | 2014-05-07 |
| CN103782405B (zh) | 2016-08-24 |
| JP5796631B2 (ja) | 2015-10-21 |
| DE112011105592B4 (de) | 2019-06-27 |
| RU2565360C1 (ru) | 2015-10-20 |
| BR112014005198A2 (pt) | 2017-03-21 |
| JPWO2013035173A1 (ja) | 2015-03-23 |
| AU2011376423A1 (en) | 2014-03-13 |
| KR20140050686A (ko) | 2014-04-29 |
| DE112011105592T5 (de) | 2014-07-31 |
| AU2011376423B2 (en) | 2014-09-04 |
| PH12014500503A1 (en) | 2014-04-28 |
| US20140197514A1 (en) | 2014-07-17 |
| BR112014005198B1 (pt) | 2020-10-20 |
| US9595655B2 (en) | 2017-03-14 |
| MX2014002608A (es) | 2014-04-14 |
| KR101640328B1 (ko) | 2016-07-15 |
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