JPH0182632U - - Google Patents
Info
- Publication number
- JPH0182632U JPH0182632U JP1987175961U JP17596187U JPH0182632U JP H0182632 U JPH0182632 U JP H0182632U JP 1987175961 U JP1987175961 U JP 1987175961U JP 17596187 U JP17596187 U JP 17596187U JP H0182632 U JPH0182632 U JP H0182632U
- Authority
- JP
- Japan
- Prior art keywords
- secondary battery
- voltage
- output
- specified value
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Rectifiers (AREA)
- Control Of Electrical Variables (AREA)
Description
図面は本考案の一実施例を示す回路図。
１……２次電池、３……電圧検出回路、４……
リレー駆動回路、６……定電圧回路。
リレー駆動回路、６……定電圧回路。
Claims (1)
- 外部電源により充電される２次電池と、２次電
池の出力電圧が規定値以上か否か検出する電圧検
出回路と、２次電池の前記規定値を越える出力電
圧を規定値以下の定電圧に変換して出力する定電
圧回路と、前記電圧検出回路の検出信号に基づき
、前記２次電池の出力電圧が規定値以上のときは
前記２次電池の出力を前記定電圧回路を介して負
荷に供給し、規定値以下のときは前記２次電池の
出力を直接負荷に供給する切替手段を備える事を
特徴とする電源回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175961U JPH0182632U (ja) | 1987-11-18 | 1987-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175961U JPH0182632U (ja) | 1987-11-18 | 1987-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0182632U true JPH0182632U (ja) | 1989-06-01 |
Family
ID=31467733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987175961U Pending JPH0182632U (ja) | 1987-11-18 | 1987-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0182632U (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05236650A (ja) * | 1992-02-20 | 1993-09-10 | Asahi Optical Co Ltd | 電源装置 |
| JPH09294331A (ja) * | 1996-04-26 | 1997-11-11 | Mitsubishi Electric Corp | 過電圧保護回路 |
| JP2009273233A (ja) * | 2008-05-07 | 2009-11-19 | Rohm Co Ltd | 耐圧保護回路およびそれを用いた反転型チャージポンプの制御回路 |
-
1987
- 1987-11-18 JP JP1987175961U patent/JPH0182632U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05236650A (ja) * | 1992-02-20 | 1993-09-10 | Asahi Optical Co Ltd | 電源装置 |
| JPH09294331A (ja) * | 1996-04-26 | 1997-11-11 | Mitsubishi Electric Corp | 過電圧保護回路 |
| JP2009273233A (ja) * | 2008-05-07 | 2009-11-19 | Rohm Co Ltd | 耐圧保護回路およびそれを用いた反転型チャージポンプの制御回路 |