JPS5941034U - power switch circuit - Google Patents
power switch circuitInfo
- Publication number
- JPS5941034U JPS5941034U JP13736682U JP13736682U JPS5941034U JP S5941034 U JPS5941034 U JP S5941034U JP 13736682 U JP13736682 U JP 13736682U JP 13736682 U JP13736682 U JP 13736682U JP S5941034 U JPS5941034 U JP S5941034U
- Authority
- JP
- Japan
- Prior art keywords
- power
- switch
- control transistor
- transistor
- turning
- 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
- Dc-Dc Converters (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図はこの考案の実施例の一例を示す回路図、第２図
、第３図は、この考案の他の実施例の要部を示す回路図
である。
Ｓｌ・・・’Ｆ［源ＯＮ用の押ボタンスイッチ、Ｓ２・
・・電源ＯＦＦ用の押ボタンスイッチ、Ｔｒｌ・・・パ
ワートランジスター、Ｔｒ２・・・制御トランジスター
、Ｒ３−、−・分圧抵抗、ｖｂ・・・（直流）電源。FIG. 1 is a circuit diagram showing an example of an embodiment of this invention, and FIGS. 2 and 3 are circuit diagrams showing main parts of other embodiments of this invention. Sl...'F [push button switch for power ON, S2.
...Push button switch for turning off the power, Trl...Power transistor, Tr2...Control transistor, R3-,--Voltage dividing resistor, vb...(DC) power supply.
Claims (6)
の押ボタンスイッチと、 上記電源ＯＮ用の押ボタンスイッチを、ＯＮすることに
よって導通し、下記パワートランジスターの出力電圧に
よって、その導通状態が維持され、電源ＯＦＦ用の押ボ
タンスイッチをＯＮすることによって、その導通状態が
解除される制御トランジスターと、 上記制御トランジスターによって、スイッチング制御さ
れる電力供給用のパワートランジスター、 とを備えたことを特徴とする電源スイツチ回路。(1) The pushbutton switch for power ON, the pushbutton switch for power OFF, and the pushbutton switch for power ON mentioned above are electrically connected when turned on, and the electrical continuity is determined by the output voltage of the power transistor below. a control transistor whose conduction state is canceled by turning on a push button switch for power OFF; and a power transistor for power supply whose switching is controlled by the control transistor. power switch circuit.
ブツシュキーで構成されてなる実用新案登録請求の範囲
第１項記載の電源スイツチ回路。(2) The power switch circuit according to claim 1, wherein the pushbutton switch is constituted by a button switch built into a printed circuit board.
スターの電源側接続端子と制御トランジスターのベース
との間に接続され、電源ＯＦＦ用の押ボタンスイッチか
制御トランジスターのベース・エミッタ間に接続されて
なる実用新案登録請求の範囲第１項記載の電源スイツチ
回路。(3) A pushbutton switch for turning on the power is connected between the power supply side connection terminal of the power transistor and the base of the control transistor, and a pushbutton switch for turning off the power is connected between the base and emitter of the control transistor. A power switch circuit according to claim 1 of the utility model registration claim.
御トランジスターのベースとの間に、該制御トランジス
ターの動作状態を保持させる分圧抵抗を接続してなる実
用新案登録請求の範囲第１項記載の電源スイツチ回路。(4) The power switch according to claim 1, which is a utility model registration, wherein a voltage dividing resistor for maintaining the operating state of the control transistor is connected between the load side connection terminal of the power transistor and the base of the control transistor. circuit.
で構成されるとともに、該押ボタンスイッチがパワート
ランジスターの負荷側接続端子と、制御トランジスター
のベースとの間に直列接続されてなる実用新案登録請求
の範囲第１項又は第２項記載の電源スイツチ回路。(5) Registration of a utility model in which the pushbutton switch for turning off the power is composed of a normally closed switch, and the pushbutton switch is connected in series between the load side connection terminal of the power transistor and the base of the control transistor. A power switch circuit according to claim 1 or 2.
ＯＮ用の押ボタンスイッチを介して独立の直流電源を挿
入してなる実用新案登録請求の範囲第１項記載の電源ス
イツチ回路。(6) The power switch circuit according to claim 1, which is a utility model registration, wherein an independent DC power source is inserted between the base and emitter of the control transistor via a push button switch for turning on the power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13736682U JPS5941034U (en) | 1982-09-09 | 1982-09-09 | power switch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13736682U JPS5941034U (en) | 1982-09-09 | 1982-09-09 | power switch circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5941034U true JPS5941034U (en) | 1984-03-16 |
Family
ID=30308566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13736682U Pending JPS5941034U (en) | 1982-09-09 | 1982-09-09 | power switch circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5941034U (en) |
-
1982
- 1982-09-09 JP JP13736682U patent/JPS5941034U/en active Pending
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