JPS6223318U - - Google Patents
Info
- Publication number
- JPS6223318U JPS6223318U JP11298385U JP11298385U JPS6223318U JP S6223318 U JPS6223318 U JP S6223318U JP 11298385 U JP11298385 U JP 11298385U JP 11298385 U JP11298385 U JP 11298385U JP S6223318 U JPS6223318 U JP S6223318U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- output
- power
- circuit
- supply output
- 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
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
Description
第１図は本考案の一実施例に係る電源回路図、
第２図はその電源出力の立ち下がり特性図、第３
図は従来例における電源回路図、第４図はその電
源出力の立ち下がり特性図である。
Ｑ１，ＺＤ，Ｒ５，Ｒ６…電圧検出回路、Ｑ２
，Ｑ３，Ｒ１，Ｒ２，Ｒ３…電力供給回路。
FIG. 1 is a power supply circuit diagram according to an embodiment of the present invention,
Figure 2 is the falling characteristic diagram of the power supply output, Figure 3 is the falling characteristic diagram of the power supply output.
The figure is a power supply circuit diagram of a conventional example, and FIG. 4 is a falling characteristic diagram of the power supply output. Q 1 , ZD, R 5 , R 6 ...voltage detection circuit, Q 2
, Q 3 , R 1 , R 2 , R 3 ...power supply circuit.
Claims (1)
クロコンピユータ等の制御回路用で、第１の電源
出力より低い第２の電源出力とを備えた電子機器
用電源回路において、電源スイツチオフ時の前記
第２の電源出力の立ち下がりを検出して、第１の
電源出力を第２の電源出力回路の非安定部へ供給
するようにした回路を設けたことを特徴とする電
子機器用電源回路。 In a power supply circuit for an electronic device having a first power output for driving a motor etc. and a second power output for a control circuit such as a microcomputer and lower than the first power output, the second power supply output when the power switch is turned off. 1. A power supply circuit for electronic equipment, comprising a circuit configured to detect a fall of a second power supply output and supply the first power supply output to an unstable part of a second power supply output circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11298385U JPS6223318U (en) | 1985-07-25 | 1985-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11298385U JPS6223318U (en) | 1985-07-25 | 1985-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6223318U true JPS6223318U (en) | 1987-02-12 |
Family
ID=30994352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11298385U Pending JPS6223318U (en) | 1985-07-25 | 1985-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6223318U (en) |
-
1985
- 1985-07-25 JP JP11298385U patent/JPS6223318U/ja active Pending