JPS6270644U - - Google Patents
Info
- Publication number
- JPS6270644U JPS6270644U JP16177785U JP16177785U JPS6270644U JP S6270644 U JPS6270644 U JP S6270644U JP 16177785 U JP16177785 U JP 16177785U JP 16177785 U JP16177785 U JP 16177785U JP S6270644 U JPS6270644 U JP S6270644U
- Authority
- JP
- Japan
- Prior art keywords
- power source
- load
- detection circuit
- voltage detection
- auxiliary power
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Description
第１図はこの考案の一実施例を示すブロツク図
、第２図はこの考案の具体的回路構成の一例を示
す回路図、第３図は従来装置の一例を示す回路図
である。
１２は第１のトランジスタスイツチ、１３は負
荷、１４は第２のトランジスタスイツチ、１５は
補助電池、１６は電圧検出回路、１７はスイツチ
制御回路である。
FIG. 1 is a block diagram showing an embodiment of this invention, FIG. 2 is a circuit diagram showing an example of a specific circuit configuration of this invention, and FIG. 3 is a circuit diagram showing an example of a conventional device. 12 is a first transistor switch, 13 is a load, 14 is a second transistor switch, 15 is an auxiliary battery, 16 is a voltage detection circuit, and 17 is a switch control circuit.
Claims (1)
スタスイツチと、 補助電源と上記負荷の間に設けられた第２のト
ランジスタスイツチと、 上記主電源の電圧を検出する電圧検出回路と、 該電圧検出回路の出力に応答して上記第１及び
第２のトランジスタスイツチを制御するスイツチ
制御回路とを備え、 上記主電源が所定電圧以下となつたとき該主電
源を遮断して上記補助電源を上記負荷に与えるよ
うにしたことを特徴とする電源装置。[Claims for Utility Model Registration] A first transistor switch provided between the main power source and the load, a second transistor switch provided between the auxiliary power source and the load, and detecting the voltage of the main power source. a voltage detection circuit that controls the voltage detection circuit; and a switch control circuit that controls the first and second transistor switches in response to the output of the voltage detection circuit; A power supply device characterized in that the auxiliary power source is supplied to the load by cutting off the auxiliary power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16177785U JPS6270644U (en) | 1985-10-22 | 1985-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16177785U JPS6270644U (en) | 1985-10-22 | 1985-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6270644U true JPS6270644U (en) | 1987-05-06 |
Family
ID=31088406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16177785U Pending JPS6270644U (en) | 1985-10-22 | 1985-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6270644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0334641U (en) * | 1989-08-17 | 1991-04-04 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58159634A (en) * | 1982-03-18 | 1983-09-22 | 松下電器産業株式会社 | Power interruption compensating circuit |
-
1985
- 1985-10-22 JP JP16177785U patent/JPS6270644U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58159634A (en) * | 1982-03-18 | 1983-09-22 | 松下電器産業株式会社 | Power interruption compensating circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0334641U (en) * | 1989-08-17 | 1991-04-04 |