JPH0249334U - - Google Patents
Info
- Publication number
- JPH0249334U JPH0249334U JP12632188U JP12632188U JPH0249334U JP H0249334 U JPH0249334 U JP H0249334U JP 12632188 U JP12632188 U JP 12632188U JP 12632188 U JP12632188 U JP 12632188U JP H0249334 U JPH0249334 U JP H0249334U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- generation circuits
- voltage generation
- difference detection
- detection circuit
- 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
- Protection Of Static Devices (AREA)
- Dc-Dc Converters (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は従来の電源装置の回路構成の要部を示す回路
図である。
１１，１２……直流電圧発生回路、１３……非
安定電源、１４……電源リレー、１６……リレー
駆動用トランジスタ、１７……保護回路、１７Ａ
……電圧差検出回路、１７Ｂ……制御回路、１７
０，１７１……抵抗、１７２，１７３……トラン
ジスタ、１７４，１７５……定電圧ダイオード、
１７７……サイリスタ、１７８……トランジスタ
。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a circuit diagram showing a main part of the circuit configuration of a conventional power supply device. 11, 12... DC voltage generation circuit, 13... Unstable power supply, 14... Power supply relay, 16... Relay driving transistor, 17... Protection circuit, 17A
...Voltage difference detection circuit, 17B...Control circuit, 17
0,171... Resistor, 172,173... Transistor, 174,175... Constant voltage diode,
177...Thyristor, 178...Transistor.
Claims (1)
つの直流電圧発生回路を備えた電源装置において
、 前記２つの直流電源発生回路から発生される直
流電圧の差が所定値を越えたことを検出する電圧
差検出回路と、この電圧差検出回路の出力信号に
よつて前記２つの直流電圧発生回路を非動作状態
に制御する制御回路とを備えた電源保護回路。[Claims for Utility Model Registration] At least two devices that generate a stabilized DC voltage
In a power supply device equipped with two DC voltage generation circuits, a voltage difference detection circuit detects that a difference between DC voltages generated from the two DC voltage generation circuits exceeds a predetermined value, and an output of the voltage difference detection circuit. A power protection circuit comprising: a control circuit that controls the two DC voltage generation circuits to a non-operating state using a signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12632188U JPH0249334U (en) | 1988-09-29 | 1988-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12632188U JPH0249334U (en) | 1988-09-29 | 1988-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0249334U true JPH0249334U (en) | 1990-04-05 |
Family
ID=31377744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12632188U Pending JPH0249334U (en) | 1988-09-29 | 1988-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0249334U (en) |
-
1988
- 1988-09-29 JP JP12632188U patent/JPH0249334U/ja active Pending