JPS635689U - - Google Patents
Info
- Publication number
- JPS635689U JPS635689U JP9868986U JP9868986U JPS635689U JP S635689 U JPS635689 U JP S635689U JP 9868986 U JP9868986 U JP 9868986U JP 9868986 U JP9868986 U JP 9868986U JP S635689 U JPS635689 U JP S635689U
- Authority
- JP
- Japan
- Prior art keywords
- wiring board
- printed wiring
- power supply
- electronic circuit
- unit structure
- 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
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Fuses (AREA)
Description
第１図は本考案に係る印刷配線板ユニツト構造
の一実施例の斜視図、第２図は本考案の印刷配線
板電源パターンの一例を示す模式図、第３図は電
子交換機の電子系架概略構成図、第４図は従来の
印刷配線板電源パターンの模式図である。
１２…電子回路パツケージ、１４…印刷配線板
ユニツト、１８…電源ヒユーズ、２０…パツケー
ジ搭載用印刷配線板、２２…パツケージ共通給電
用電源パターン、２４…外部電源接続用端子ホー
ル、２６…信号ピン、２８…電源ピン、３０…印
刷配線板、３２…電子部品、３４…コネクター、
３６…電源ヒユーズ、４２…パツケージ共通給電
用電源パターン、４４…パツケージ１個に対する
電源パターン、４６…ヒユーズ取付位置、４８…
ヒユーズ取付用スルーホール。
Fig. 1 is a perspective view of an embodiment of the printed wiring board unit structure according to the present invention, Fig. 2 is a schematic diagram showing an example of the printed wiring board power supply pattern of the invention, and Fig. 3 is an electronic system rack of an electronic exchange. The schematic configuration diagram, FIG. 4, is a schematic diagram of a conventional printed wiring board power supply pattern. 12...Electronic circuit package, 14...Printed wiring board unit, 18...Power supply fuse, 20...Printed wiring board for package mounting, 22...Power supply pattern for power supply common to the package, 24...Terminal hole for external power connection, 26...Signal pin, 28...Power pin, 30...Printed wiring board, 32...Electronic component, 34...Connector,
36...Power supply fuse, 42...Power supply pattern for common power supply for package cages, 44...Power supply pattern for one package, 46...Fuse mounting position, 48...
Through hole for fuse installation.
Claims (1)
３４を介して印刷配線板２０上に搭載した印刷配
線板ユニツト構造において、 前記印刷配線板２０の裏面に電子回路パツケー
ジ１２毎に電源ヒユーズ３６を取付けたことを特
徴とする印刷配線板ユニツト構造。[Scope of Claim for Utility Model Registration] In a printed wiring board unit structure in which a plurality of electronic circuit packages 12 are mounted on a printed wiring board 20 via connectors 34, each electronic circuit package 12 is provided on the back surface of the printed wiring board 20. A printed wiring board unit structure characterized by the fact that a power fuse 36 is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9868986U JPS635689U (en) | 1986-06-27 | 1986-06-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9868986U JPS635689U (en) | 1986-06-27 | 1986-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS635689U true JPS635689U (en) | 1988-01-14 |
Family
ID=30966877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9868986U Pending JPS635689U (en) | 1986-06-27 | 1986-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS635689U (en) |
-
1986
- 1986-06-27 JP JP9868986U patent/JPS635689U/ja active Pending
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