JPS58182488U - electronic circuit unit - Google Patents
electronic circuit unitInfo
- Publication number
- JPS58182488U JPS58182488U JP7863682U JP7863682U JPS58182488U JP S58182488 U JPS58182488 U JP S58182488U JP 7863682 U JP7863682 U JP 7863682U JP 7863682 U JP7863682 U JP 7863682U JP S58182488 U JPS58182488 U JP S58182488U
- Authority
- JP
- Japan
- Prior art keywords
- heat
- electronic circuit
- resistor
- heat radiator
- circuit unit
- 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
Landscapes
- Details Of Resistors (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案による電子回路ユニットの斜視図、第
２図はシールドケースを分離した状態における断面図、
第３図はシールドケースを取外した状態における平面図
、第４図は第３図におけるＩＶ−ＩＶ線断面図、第５図
は抵抗体の取付状態を説明するための拡大断面図である
。
図中、１は電子回路ユニット、２はプリント配 、線基
板、３は放熱器、４はシールドケース、５はパワートラ
ンジスタ、６は抵抗体、９は端子ピン、１１は透孔、１
９はガイドピン、２１は防塵プレートである。Figure 1 is a perspective view of the electronic circuit unit according to this invention, Figure 2 is a sectional view with the shield case separated,
FIG. 3 is a plan view with the shield case removed, FIG. 4 is a sectional view taken along the line IV--IV in FIG. 3, and FIG. 5 is an enlarged sectional view for explaining how the resistor is attached. In the figure, 1 is an electronic circuit unit, 2 is a printed wiring board, 3 is a heatsink, 4 is a shield case, 5 is a power transistor, 6 is a resistor, 9 is a terminal pin, 11 is a through hole, 1
9 is a guide pin, and 21 is a dustproof plate.
Claims (3)
し、かつ、パワートランジスタ等の発熱素子とフィード
バーク抵抗等の熱を発生する抵抗体とを含む電子回路が
形成されている基板と、前記発熱素子の発熱部分を介し
て前記基板に取付けられるアルミダイカストブロック等
からなる放熱器と、前記放熱器との間で前記基板を囲む
ように前記放熱器に取付けられるシールドケースとを備
え、 前記抵抗体は、前記基板の前記放熱器と対向する面上に
おいて、前記放熱器゛と接触し得るように取付けられて
いることを特徴とする電子回路ユニット。(1) A board having terminal pins for connection to other circuit boards, and on which an electronic circuit including a heat generating element such as a power transistor and a heat generating resistor such as a feedbark resistor is formed; A heat radiator made of an aluminum die-cast block or the like is attached to the substrate via a heat generating portion of the heat generating element, and a shield case is attached to the heat radiator so as to surround the substrate between the heat radiator and the heat radiator. An electronic circuit unit characterized in that a resistor is mounted on a surface of the substrate facing the heat radiator so as to be able to come into contact with the heat radiator.
抗体と前記放熱器との間にはシリコングリース等の熱媒
体が介在されていることを特徴とする電子回路ユニット
。(2) Utility Model Registration The electronic circuit unit according to claim (1), characterized in that a heat medium such as silicone grease is interposed between the resistor and the heat radiator.
いて、前記抵抗体は、セラミック抵抗材等のソリッドな
抵抗材料からつくられていて、前記放熱器と前記基板と
め間隔を保持するためのスペーサとして用いられている
ことを特徴とする電子回路ユニット。(3) Utility model registration In claim (1) or (2), the resistor is made of a solid resistive material such as a ceramic resistive material, and is configured to maintain a distance between the heat sink and the substrate. An electronic circuit unit characterized in that it is used as a spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7863682U JPS58182488U (en) | 1982-05-28 | 1982-05-28 | electronic circuit unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7863682U JPS58182488U (en) | 1982-05-28 | 1982-05-28 | electronic circuit unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58182488U true JPS58182488U (en) | 1983-12-05 |
Family
ID=30087841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7863682U Pending JPS58182488U (en) | 1982-05-28 | 1982-05-28 | electronic circuit unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58182488U (en) |
-
1982
- 1982-05-28 JP JP7863682U patent/JPS58182488U/en active Pending
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