CN205016514U - Power electronic module's multi -functional electrode assembly - Google Patents
Power electronic module's multi -functional electrode assembly Download PDFInfo
- Publication number
- CN205016514U CN205016514U CN201520776392.0U CN201520776392U CN205016514U CN 205016514 U CN205016514 U CN 205016514U CN 201520776392 U CN201520776392 U CN 201520776392U CN 205016514 U CN205016514 U CN 205016514U
- Authority
- CN
- China
- Prior art keywords
- chip
- boss
- electrode
- electrode body
- electronic module
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/34—Strap connectors, e.g. copper straps for grounding power devices; Manufacturing methods related thereto
- H01L2224/36—Structure, shape, material or disposition of the strap connectors prior to the connecting process
- H01L2224/37—Structure, shape, material or disposition of the strap connectors prior to the connecting process of an individual strap connector
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- Thyristors (AREA)
Abstract
The utility model relates to a power electronic module's multi -functional electrode assembly, including the electrode body, a welding lead wire is as auxiliary cathode on the electrode body, the corresponding site shaping of electrode body is the boss, the shape of boss with the chip phase -match and can with the chip crimping, and the contacting area of boss and chip has seted up gate pole spare and has fixed a position the mounting hole. The utility model discloses an electrode assembly has optimized the package assembly between electrode and chip, has simplified the equipment mode, has reduced the contact voltage drop between the part, makes properties of product more stable, helps reducing production assembly costs.
Description
Technical field
The utility model belongs to semi-conductor power module technical field, is specifically related to a kind of electrode assembly of electric power electronic module.
Background technology
At present, powerful electric power electronic module is when assembling, press-fit to be connected by auxiliary cathode, conducting block between electrode with chip and realize assembling, again gate pole part is installed further in conducting block, each variety of components is many, complex structure, there is contact voltage drop between parts, affect the quality of module.
Utility model content
Technical problem to be solved in the utility model is the multifunctional electrodes device providing a kind of electric power electronic module for above-mentioned prior art, simplifies electrode structure, reduces assembling fittings, is convenient to the assembling of electrode and chip, improves the quality of electric power electronic module.
The technical scheme in the invention for solving the above technical problem is: a kind of multifunctional electrodes device of electric power electronic module, comprise electrode body, described electrode body welds a lead-in wire as auxiliary cathode, the corresponding site of described electrode body is shaped to boss, the shape of described boss matches with chip and can crimp with chip, and the contact site of boss and chip offers gate pole part location and installation hole.
Preferably, the contact-making surface of described boss and chip has patterned structure, make electrode and chip reliable contacts.
Compared with prior art, the utility model has the advantage of: provide the simple electrode assembly of a kind of structure, electrode body directly welds a lead-in wire and replaces negative electrode, by suitably being bent by the electrode body of sheet, formation boss is directly crimped with chip, substituting as existing conducting block, thus optimize the package assembly of electrode and chip chamber, simplify assembling mode, reduce contact voltage drop, make properties of product more stable, contribute to reducing production assembly cost, improve the market competitiveness.
The utility model structure is simple, easy to utilize.
Accompanying drawing explanation
Fig. 1 is the front view (partial cutaway) of multifunctional electrodes device in the utility model embodiment;
Fig. 2 is the vertical view of multifunctional electrodes device in the utility model embodiment;
Fig. 3 is the left view of multifunctional electrodes device in the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in Figure 1 to Figure 3, the multifunctional electrodes device of the electric power electronic module in the present embodiment, comprises electrode body 1, electrode body 1 offers cathode aperture 1.4, for welding lead (not shown in FIG.); Come again, the corresponding site bending forming of electrode body 1 is boss 1.1, the shape of described boss 1.1 matches with chip and can directly crimp with chip, and the contact-making surface 1.3 of boss 1.1 and chip has patterned structure 1.3 and makes electrode and chip reliable contacts, boss 1.1 offers gate pole part location and installation hole 1.2 with the contact site of chip.
The electrode assembly of said structure, electrode body directly welds a lead-in wire and replaces negative electrode, a shaping boss directly crimps with chip, optimize the package assembly of electrode and chip chamber, simplify assembling mode, reduce the contact voltage drop between parts, make properties of product more stable, contribute to reducing production assembly cost.
Claims (2)
1. the multifunctional electrodes device of an electric power electronic module, it is characterized in that: comprise electrode body, described electrode body welds a lead-in wire as auxiliary cathode, the corresponding site of described electrode body is shaped to boss, the shape of described boss matches with chip and can crimp with chip, and the contact site of boss and chip offers gate pole part location and installation hole.
2. the multifunctional electrodes device of electric power electronic module according to claim 1, is characterized in that: the contact-making surface of described boss and chip has patterned structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520776392.0U CN205016514U (en) | 2015-10-09 | 2015-10-09 | Power electronic module's multi -functional electrode assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520776392.0U CN205016514U (en) | 2015-10-09 | 2015-10-09 | Power electronic module's multi -functional electrode assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205016514U true CN205016514U (en) | 2016-02-03 |
Family
ID=55215102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520776392.0U Expired - Fee Related CN205016514U (en) | 2015-10-09 | 2015-10-09 | Power electronic module's multi -functional electrode assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205016514U (en) |
-
2015
- 2015-10-09 CN CN201520776392.0U patent/CN205016514U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 Termination date: 20181009 |