EP3596754A1 - Power electronics switching module - Google Patents
Power electronics switching moduleInfo
- Publication number
- EP3596754A1 EP3596754A1 EP18730273.2A EP18730273A EP3596754A1 EP 3596754 A1 EP3596754 A1 EP 3596754A1 EP 18730273 A EP18730273 A EP 18730273A EP 3596754 A1 EP3596754 A1 EP 3596754A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- switching module
- power
- power semiconductor
- module according
- electronic switching
- 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.)
- Withdrawn
Links
- 239000004065 semiconductor Substances 0.000 claims abstract description 52
- 239000004020 conductor Substances 0.000 claims description 22
- 125000006850 spacer group Chemical group 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000037361 pathway Effects 0.000 abstract 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 2
- 240000002834 Paulownia tomentosa Species 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 239000010421 standard material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/02—Containers; Seals
- H01L23/04—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls
- H01L23/043—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls the container being a hollow construction and having a conductive base as a mounting as well as a lead for the semiconductor body
- H01L23/051—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls the container being a hollow construction and having a conductive base as a mounting as well as a lead for the semiconductor body another lead being formed by a cover plate parallel to the base plate, e.g. sandwich type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/58—Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
- H01L23/62—Protection against overvoltage, e.g. fuses, shunts
Definitions
- the invention relates to a power electronics Heidelbergmo ⁇ dul.
- the power electronic switching module according to the invention comprises at least one power semiconductor, in which at a connection point of the power semiconductor, a first switching contact is electrically conductively connected or connectable. Furthermore, in the power electronic switching module according to the invention, a second switching contact is electrically conductively connected or connectable to the power semiconductor. The power semiconductor switches between the first and second switching contact or blocks between the first and second switching contact. Near the connection point is a
- Arranged Plasmapfadableiter which is arranged and designed such an electrically continues forward a short circuit of the first and second switching contact, in particular with each other, forming plasma ⁇ path from the power semiconductor, pre preferably to a fault current path connecting or the first and the second switching contact but an element which triggers or enables provision of a permanent fault current path due to the fault current.
- an element is a softening or is due to the fault current flow refractory element each other spaced apart to the slightest force is applied parts ⁇ tung electronic switching module.
- ⁇ means of power electronic switching module according to the invention, it is consequently possible to forward a plasma path forming in the event of an error from the power semiconductor, for example to a portion of the switching module, which forms part of a fault current path and through which the error ⁇ stream can be routed reliable or which triggering or making it possible to provide a fault current path.
- a plasma path means a conductive path through gas as a result of ionization of the gas along this path.
- the plasma path is by means of
- Plasmapfadableiters passed to such a point of the switching module, which allows contact with a portion of the Wegmo ⁇ module, which is located at the electrical potential of the ⁇ th switching contact.
- power ⁇ electronic switching module comprises a first part and a spaced with ⁇ means of a spacer, the second part, wherein the Plasmapfadableiter is attached to the spacer electrically conducting tend.
- the spacer is part of the power electronic switching module according to the invention.
- Such a spacer may expediently and advantageously an electrically conductive contact between
- the spacer may form an element which, due to the fault current, triggers or enables provision of a permanent fault current path.
- the spacers formed with a softening at fault current flow material.
- the material of the spacer softens faster and / or stronger than the material of the first and / or the second part of the power electronic switching module and / or the power semiconductor during current flow.
- the first part is subjected to a force on the second part.
- the first part and two ⁇ ter part form a clamping bandage.
- the inventive cruelektro ⁇ African switching module by means of the first and second parts of the first and second switching contact to each other and / or each subjected to the power semiconductor power. In this way, by means of the first and the second part, first and second switching contacts can be moved toward one another or to the power semiconductor, so that a fault current path can be formed reliably and permanently by means of the first and the second part.
- the first part forms a cover and the second part forms a bottom of the switching module.
- the power semiconductor is preferably arranged on the bottom or on the cover of the switching module.
- At least certain regions ⁇ by means of an electrical insulator on the first part and / or the power component is advantageously arranged and elekt ⁇ driven isolated using the Iso ⁇ lators from the first part and / or the power component in the inventive power electronic switching module of Plasmapfadableiter.
- the erfindungsge ⁇ Permitted power electronic switching module can be easily manufactured, in ⁇ the plasma path in the manner described is arranged.
- the plasma drain conductor is preferably electrically conductively connected to a region of the switching module bordering on the power semiconductor. In this way, a fault current forming fault current by means of
- Plasmapfadableiters continue to be derived from the power semiconductor to the edge ⁇ permanent area.
- the spacer is provided with electrically conductive material, in particular metal, forms.
- the Plasmapfadableiter can be formed in a manner known per se with standard materials.
- the invention will be explained in more detail with reference to an embodiment shown in the drawing.
- the ⁇ a Zige drawing figure 1 shows an inventive power electronic switching module with a
- Plasmapfadableiter schematically in longitudinal section.
- the shown in Figure 1 adoselekt ⁇ tronic switch module according to the invention has an on collector potential be ⁇ -sensitive floor 10 which supports a power semiconductor 20th
- the power semiconductor 20 is also manufactured ⁇ det as a flat part, which has two opposite and mutually parallel flat sides.
- a flat side of the power semiconductor ⁇ conductor 20 forms the collector potential, which rests on the floor 10 on the entire surface.
- Under a planar conductor 30 is 30 understood to be a conductor track which is applied in each case at least in sections ⁇ flat against the power semiconductor or flat 20 at this adjoining insulation or other components of the power electronic switching module.
- the emitter potential of the power semiconductor 20 bil ⁇ det a first switch contact and the collector potential of the power semiconductor 20 constituting a second switching contact, which switches between the power semiconductor 20th
- the planar conductor 30 is spaced apart at the edge of the bottom 10 remote from the flat side of the power semiconductor 20 of this the bottom 10 remote from the flat side of the power semiconductor 20 by egg ner insulating layer 40 which the power semiconductor ⁇ conductor 20 in the direction of the areal extent of the flat sides of the power semiconductor 20 as a complete layer on the power semiconductor 20 encloses and in a Bo- the 10 covering insulating layer 40 passes.
- the insulating layer 40 Remote the Leis ⁇ tung semiconductor 20, the insulating layer 40 has a smaller thickness perpendicular to the flat sides of the power semiconductor 20 when the power semiconductor 20.
- planar printed conductor 30 is spatially closer to the collector potential at these regions of the insulating layer 40 remote from the power semiconductor 20 than at those sections of the planar printed conductor 30 that abut the power semiconductor conductor 20.
- the power semiconductor remote area of the insulating layer 40 is supported by this insulating layer 40, a spacer 50 from the bottom 10 and from the insulating layer 40 and from the planar conductor track 30 thereon, which carries a cover 60 and this cover 60 from the bottom 10th spaced.
- the spacer 50 is formed substantially circular cylindrical and stretches with his
- the cover 60 is substantially flat and flat and has a flat side 70 facing the bottom 10 and extending parallel to the flat sides of the power semiconductor 20.
- a Plasmapfadableiter 80 along, which consists of copper.
- a 200 micron thick mica layer - connected to the lid 60.
- Plasmapfadableiter extends here in those areas to which the power semiconductor 20 would project in a vertical proj ection on the flat side 70 of the lid 60 pro ⁇ ⁇ along the insulating layer 90 on the de- diskel 60 along. Far from this area stretches the
- Plasmapfadableiter 80 away from the lid 60 and the provided with the wire bonds 30 and applied to the bottom 10 insulating layer 40 against. There falls the Plasmapfadableiter 80 with the planar trace 30 and the spacer 50 together, so that at this point the spacer 50 and the plasma filament conductor 80 and the wirebonds 30 are at the same electrical potential.
- the electrical contacted flat sides of the power semiconductor 20 include short so that there is a ho ⁇ her current flows.
- the planar conductor track 30 heats up and melts, so that the current path leading via the planar conductor track 30 is interrupted. Consequently, a plasma path is formed towards the
- the Plasmapfadableiter 80 is far from the flat sides of the power semi-conductor 20 to the ground 10, and thus the collector potential of the power semiconductor 20 nä- forth as close to the flat sides of the power semiconductor 20.
- the fault current does not flow now through the linengurlei ⁇ ter 20 through, but instead flows along the
- the spacer 50 for example, formed with or made of tin or from another softening in comparison with the other components of the power-electric switching module lower temperature material, softens due to the current ⁇ flow and the consequent heat development and melts in part.
- Lid 60 and bottom 10 are subjected to force on each other, so that the power electronic switching module is compressed. In this way, the power semiconductor 20 is clamped between bottom 10 and cover 60, the power semiconductor 20 by means of Schmelzkanä ⁇ len or by alloying forms a fault current path.
- the plasma path conductor 80 is formed with copper.
- the plasma path arrester 80 may be formed with another conductive material, in particular with another metal.
- wire bonds which are formed by means of copper wires, may also be provided in a manner known per se instead of a planar conductor track 30. That is, instead of the planar packaging technology a conventional Drahtbondtechnolo ⁇ energy comes to contact with the power semi-conductor 20 is used.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017209166.5A DE102017209166A1 (en) | 2017-05-31 | 2017-05-31 | Power electronic switching module |
PCT/EP2018/064100 WO2018219967A1 (en) | 2017-05-31 | 2018-05-29 | Power electronics switching module |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3596754A1 true EP3596754A1 (en) | 2020-01-22 |
Family
ID=62567620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18730273.2A Withdrawn EP3596754A1 (en) | 2017-05-31 | 2018-05-29 | Power electronics switching module |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3596754A1 (en) |
DE (1) | DE102017209166A1 (en) |
WO (1) | WO2018219967A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017209783A1 (en) * | 2017-06-09 | 2018-12-13 | Siemens Aktiengesellschaft | Power electronic switching module |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2530711A1 (en) * | 2011-05-30 | 2012-12-05 | ABB Research Ltd. | Power semiconductor arrangement |
JP6104098B2 (en) * | 2013-08-21 | 2017-03-29 | 三菱電機株式会社 | Power semiconductor device and manufacturing method thereof |
DE102014207927A1 (en) * | 2014-04-28 | 2015-10-29 | Siemens Aktiengesellschaft | Transistor arrangement for a clamping bandage and clamping bandage with at least one such transistor arrangement |
DE102014207928A1 (en) * | 2014-04-28 | 2015-10-29 | Siemens Aktiengesellschaft | Circuit unit for a transistor and method for operating such |
-
2017
- 2017-05-31 DE DE102017209166.5A patent/DE102017209166A1/en active Pending
-
2018
- 2018-05-29 WO PCT/EP2018/064100 patent/WO2018219967A1/en unknown
- 2018-05-29 EP EP18730273.2A patent/EP3596754A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE102017209166A1 (en) | 2018-12-06 |
WO2018219967A1 (en) | 2018-12-06 |
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Legal Events
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Effective date: 20191016 |
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DAX | Request for extension of the european patent (deleted) | ||
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: SIEMENS ENERGY GLOBAL GMBH & CO. KG |
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18D | Application deemed to be withdrawn |
Effective date: 20231005 |