JPS604040U - Overheat detection circuit - Google Patents
Overheat detection circuitInfo
- Publication number
- JPS604040U JPS604040U JP9455583U JP9455583U JPS604040U JP S604040 U JPS604040 U JP S604040U JP 9455583 U JP9455583 U JP 9455583U JP 9455583 U JP9455583 U JP 9455583U JP S604040 U JPS604040 U JP S604040U
- Authority
- JP
- Japan
- Prior art keywords
- detection circuit
- overheat detection
- coefficient thermistor
- temperature coefficient
- positive temperature
- 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
- Control Of Temperature (AREA)
- Thyristor Switches And Gates (AREA)
- Electronic Switches (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図は本考案の過熱検出回路の実施例を示す回路図で
あり、第２図は本考案の過熱検出回路を電源装置に用い
た場合のブロック図である。
１：サイリスタ、２：正特性サーミスタ、Ｅ：電源、Ｒ
１，Ｒ２：抵抗、４，５：回路部分、６．７：ライン。FIG. 1 is a circuit diagram showing an embodiment of the overheat detection circuit of the present invention, and FIG. 2 is a block diagram when the overheat detection circuit of the present invention is used in a power supply device. 1: Thyristor, 2: Positive characteristic thermistor, E: Power supply, R
1, R2: Resistor, 4, 5: Circuit part, 6.7: Line.
Claims (1)
サイリスタのゲートとカソード間に分割電圧が加えられ
ており、該分割電圧は正特性サーミスタの温度変化に伴
う抵抗値の変化によりゲートトリガ電圧に達することを
特徴とする過熱検出回路。A divided voltage is applied between the gate and cathode of the thyristor from the connection point of the positive temperature coefficient thermistor and the resistor connected in series, and the divided voltage changes to the gate trigger voltage due to a change in resistance value due to temperature change of the positive temperature coefficient thermistor. An overheat detection circuit characterized by reaching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9455583U JPS604040U (en) | 1983-06-20 | 1983-06-20 | Overheat detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9455583U JPS604040U (en) | 1983-06-20 | 1983-06-20 | Overheat detection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS604040U true JPS604040U (en) | 1985-01-12 |
Family
ID=30226284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9455583U Pending JPS604040U (en) | 1983-06-20 | 1983-06-20 | Overheat detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS604040U (en) |
-
1983
- 1983-06-20 JP JP9455583U patent/JPS604040U/en active Pending
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