JPS633197U - - Google Patents
Info
- Publication number
- JPS633197U JPS633197U JP9536586U JP9536586U JPS633197U JP S633197 U JPS633197 U JP S633197U JP 9536586 U JP9536586 U JP 9536586U JP 9536586 U JP9536586 U JP 9536586U JP S633197 U JPS633197 U JP S633197U
- Authority
- JP
- Japan
- Prior art keywords
- electronic circuit
- wiring pattern
- input
- circuit element
- connection part
- 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
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Structure Of Printed Boards (AREA)
Description
第１図は本考案の第１の実施例に係るプリント
基板を示す図、第２図は車両ハーネスに生じる定
在波電圧を示す状態図、第３図は本考案の第１の
実施例に係る説明図、第４図は本考案の第１の実
施例に係る定在波電圧を示す状態図、第５図は本
考案の第２の実施例に係る定在波電圧を示す状態
図、第６図は分岐路を設けない場合の定在波電圧
を示す状態図である。
１，１１，２１……プリント基板、２……基板
、３……配線パターン、４，１４……分岐路、５
……車両ハーネス、６，１６……電子機器、８…
…電子回路素子。
Fig. 1 is a diagram showing a printed circuit board according to the first embodiment of the present invention, Fig. 2 is a state diagram showing the standing wave voltage generated in the vehicle harness, and Fig. 3 is a diagram showing the printed circuit board according to the first embodiment of the present invention. 4 is a state diagram showing standing wave voltage according to the first embodiment of the present invention, FIG. 5 is a state diagram showing standing wave voltage according to the second embodiment of the present invention, FIG. 6 is a state diagram showing standing wave voltage when no branch path is provided. 1, 11, 21... Printed circuit board, 2... Board, 3... Wiring pattern, 4, 14... Branch path, 5
...Vehicle harness, 6,16...Electronic equipment, 8...
...Electronic circuit element.
Claims (1)
及び配線パターンからなる電子回路が形成された
プリント基板において、前記電子回路素子の入出
力端と前記配線パターンとの接続部分に一端が接
続され、他端が開放された所定長の導電性の分岐
路を設けることにより前記電子回路素子の入出力
端が定在波電圧の節となるようにしたことを特徴
とする車載電子機器用プリント基板。 In a printed circuit board on which an electronic circuit consisting of an electronic circuit element such as a semiconductor element or an IC element and a wiring pattern is formed, one end is connected to the connection part between the input/output end of the electronic circuit element and the wiring pattern, and the other end is connected to the connection part between the input/output end of the electronic circuit element and the wiring pattern. 1. A printed circuit board for in-vehicle electronic equipment, characterized in that an open conductive branch path of a predetermined length is provided so that the input/output terminals of the electronic circuit element become nodes of a standing wave voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9536586U JPS633197U (en) | 1986-06-24 | 1986-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9536586U JPS633197U (en) | 1986-06-24 | 1986-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS633197U true JPS633197U (en) | 1988-01-11 |
Family
ID=30959813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9536586U Pending JPS633197U (en) | 1986-06-24 | 1986-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS633197U (en) |
-
1986
- 1986-06-24 JP JP9536586U patent/JPS633197U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS633197U (en) | ||
| JPS63112363U (en) | ||
| JPH032669U (en) | ||
| JPH0143803Y2 (en) | ||
| JPS6416671U (en) | ||
| JPS63200361U (en) | ||
| JPS62170646U (en) | ||
| JPS6413763U (en) | ||
| JPS6073269U (en) | Electronic component mounting structure | |
| JPH02138467U (en) | ||
| JPH0336169U (en) | ||
| JPS59164245U (en) | IC socket | |
| JPH0268468U (en) | ||
| JPH0467372U (en) | ||
| JPH0351862U (en) | ||
| JPS6359367U (en) | ||
| JPS6151545U (en) | ||
| JPS63182545U (en) | ||
| JPH0328755U (en) | ||
| JPS5827967U (en) | Hybrid integrated circuit unit for automotive ignition system | |
| JPH01156438U (en) | ||
| JPS62158839U (en) | ||
| JPH02106867U (en) | ||
| JPH01107973U (en) | ||
| JPS58148962U (en) | printed wiring board |