JPH0379446U - - Google Patents
Info
- Publication number
- JPH0379446U JPH0379446U JP1989141040U JP14104089U JPH0379446U JP H0379446 U JPH0379446 U JP H0379446U JP 1989141040 U JP1989141040 U JP 1989141040U JP 14104089 U JP14104089 U JP 14104089U JP H0379446 U JPH0379446 U JP H0379446U
- Authority
- JP
- Japan
- Prior art keywords
- power transistor
- recess
- metal piece
- circuit board
- printed circuit
- 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims description 5
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Description
第１図は本考案に係るパワートランジスタ固定
構造の一実施例を示す断面図、第２図は金属片を
示す斜視図、第３図は従来の問題点を示す断面図
である。
１１……パワートランジスタ、１１ａ……孔、
１２……金属基板、１２ａ……溝、１３……金属
片、１３ａ……突条、１３ｂ……案内部、１３ｃ
……突起。
FIG. 1 is a sectional view showing an embodiment of a power transistor fixing structure according to the present invention, FIG. 2 is a perspective view showing a metal piece, and FIG. 3 is a sectional view showing problems of the conventional structure. 11...power transistor, 11a...hole,
12...Metal substrate, 12a...Groove, 13...Metal piece, 13a...Protrusion, 13b...Guide portion, 13c
……protrusion.
Claims (1)
トランジスタが載置されるプリント基板の裏面に
凹部を形成し、その凹部に、断面ほぼＵ字状で拡
開方向に弾性変形可能な金属片の一方に内側に形
成した凸部を嵌合させると共に、その金属片のＵ
字状の内側にプリント基板と共にパワートランジ
スタを挟み保持するようにしたことを特徴とする
パワートランジスタの固定構造。 A recess is formed on the back of the printed circuit board on which the resin-molded power transistor is mounted near the edge of the surface, and one side of the metal piece, which has a roughly U-shaped cross section and can be elastically deformed in the expansion direction, is placed in the recess. At the same time as fitting the convex part formed on the inside, the U of the metal piece is
A fixing structure for a power transistor, characterized in that the power transistor is sandwiched and held together with a printed circuit board inside the letter shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989141040U JPH0379446U (en) | 1989-12-07 | 1989-12-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989141040U JPH0379446U (en) | 1989-12-07 | 1989-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0379446U true JPH0379446U (en) | 1991-08-13 |
Family
ID=31687970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989141040U Pending JPH0379446U (en) | 1989-12-07 | 1989-12-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0379446U (en) |
-
1989
- 1989-12-07 JP JP1989141040U patent/JPH0379446U/ja active Pending
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