JPH0334245U - - Google Patents
Info
- Publication number
- JPH0334245U JPH0334245U JP9453589U JP9453589U JPH0334245U JP H0334245 U JPH0334245 U JP H0334245U JP 9453589 U JP9453589 U JP 9453589U JP 9453589 U JP9453589 U JP 9453589U JP H0334245 U JPH0334245 U JP H0334245U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- cooling
- heat generating
- temperature sensor
- switching element
- 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
- 238000001816 cooling Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Description
第１図および第２図は本考案の実施例に係り、
第１図は発熱素子（パワートランジスタ）の冷却
装置を示す概略構成図であり、第２図はフアン駆
動回路の概略構成を示す回路図である。また、第
３図は従来例に係り、発熱素子（パワートランジ
スタ）の冷却装置を示す概略構成図である。
図における符号１……パワートランジスタ（発
熱素子）、３……小型フアン、５……正特性サー
ミスタ（温度センサ）、６……フアン駆動回路、
７……スイツチングトランジスタ（スイツチング
素子）である。
1 and 2 relate to an embodiment of the present invention,
FIG. 1 is a schematic configuration diagram showing a cooling device for a heating element (power transistor), and FIG. 2 is a circuit diagram showing a schematic configuration of a fan drive circuit. Further, FIG. 3 is a schematic configuration diagram showing a cooling device for a heat generating element (power transistor) according to a conventional example. Reference numeral 1 in the figure...Power transistor (heating element), 3...Small fan, 5...Positive characteristic thermistor (temperature sensor), 6...Fan drive circuit,
7...Switching transistor (switching element).
Claims (1)
熱素子の冷却を行う装置において、 前記発熱素子の直近位置に配設され、その温度
を感知する温度センサと、 この温度センサによる感知温度が所定温度以上
であるときに動作するスイツチング素子と、 このスイツチング素子の動作に基づいて前記小
型フアンに給電するフアン駆動回路と を備えたことを特徴とする発熱素子の冷却装置
。[Scope of Claim for Utility Model Registration] A device for cooling a heat generating element using cooling air blown by a small fan, comprising: a temperature sensor disposed in the immediate vicinity of the heat generating element to sense its temperature; A cooling device for a heating element, comprising: a switching element that operates when the temperature sensed by the temperature sensor is equal to or higher than a predetermined temperature; and a fan drive circuit that supplies power to the small fan based on the operation of the switching element. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9453589U JPH0334245U (en) | 1989-08-11 | 1989-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9453589U JPH0334245U (en) | 1989-08-11 | 1989-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0334245U true JPH0334245U (en) | 1991-04-04 |
Family
ID=31643860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9453589U Pending JPH0334245U (en) | 1989-08-11 | 1989-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0334245U (en) |
-
1989
- 1989-08-11 JP JP9453589U patent/JPH0334245U/ja active Pending
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