JPH0442942Y2 - - Google Patents
Info
- Publication number
- JPH0442942Y2 JPH0442942Y2 JP1812490U JP1812490U JPH0442942Y2 JP H0442942 Y2 JPH0442942 Y2 JP H0442942Y2 JP 1812490 U JP1812490 U JP 1812490U JP 1812490 U JP1812490 U JP 1812490U JP H0442942 Y2 JPH0442942 Y2 JP H0442942Y2
- Authority
- JP
- Japan
- Prior art keywords
- support plates
- circuit board
- external
- lead
- monolithic
- 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
Links
- 239000004020 conductor Substances 0.000 claims description 29
- 239000004065 semiconductor Substances 0.000 claims description 12
- 239000012212 insulator Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 229910000679 solder Inorganic materials 0.000 description 15
- 239000006071 cream Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1812490U JPH0442942Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-02-23 | 1990-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1812490U JPH0442942Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-02-23 | 1990-02-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02106833U JPH02106833U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-08-24 |
| JPH0442942Y2 true JPH0442942Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-10-12 |
Family
ID=31232486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1812490U Expired JPH0442942Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-02-23 | 1990-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442942Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1990
- 1990-02-23 JP JP1812490U patent/JPH0442942Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02106833U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-08-24 |