JPH0451033U - - Google Patents
Info
- Publication number
- JPH0451033U JPH0451033U JP9146790U JP9146790U JPH0451033U JP H0451033 U JPH0451033 U JP H0451033U JP 9146790 U JP9146790 U JP 9146790U JP 9146790 U JP9146790 U JP 9146790U JP H0451033 U JPH0451033 U JP H0451033U
- Authority
- JP
- Japan
- Prior art keywords
- converter
- circuit
- amplifier
- cut
- power supply
- 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 2
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Dc-Dc Converters (AREA)
Description
第1図は本考案の一実施例を示す遮断回路の回
路図、第2図は従来の遮断回路の回路図である。
20……遮断回路、21……DC/DCコンバ
ータ、23……駆動用IC、30……OPアンプ
、34……積分回路。
FIG. 1 is a circuit diagram of a cut-off circuit showing an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional cut-off circuit. 20... Cutoff circuit, 21... DC/DC converter, 23... Drive IC, 30... OP amplifier, 34... Integrating circuit.
Claims (1)
DC/DCコンバータの動作を停止し、停止状態
を保持する回路であつて、前記電源電池に接続し
たOPアンプの出力をDC/DCコンバータの駆
動部に接続して、前記DC/DCコンバータのオ
ン/オフを制御する遮断回路に於て、前記OPア
ンプの出力端子に積分回路を介装したことを特徴
とするDC/DCコンバータの遮断回路。 A circuit that stops the operation of the DC/DC converter and maintains the stopped state when the voltage of the power supply battery drops below a set value, and drives the DC/DC converter by using the output of the OP amplifier connected to the power supply battery. A cut-off circuit for a DC/DC converter, characterized in that the cut-off circuit is connected to an output terminal of the OP amplifier to control on/off of the DC/DC converter, and an integrating circuit is interposed in the output terminal of the OP amplifier.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9146790U JPH0451033U (en) | 1990-08-31 | 1990-08-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9146790U JPH0451033U (en) | 1990-08-31 | 1990-08-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0451033U true JPH0451033U (en) | 1992-04-30 |
Family
ID=31827132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9146790U Pending JPH0451033U (en) | 1990-08-31 | 1990-08-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0451033U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001333573A (en) * | 2000-05-22 | 2001-11-30 | Matsushita Electric Ind Co Ltd | Decrement voltage protection circuit of power factor improving power supply |
-
1990
- 1990-08-31 JP JP9146790U patent/JPH0451033U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001333573A (en) * | 2000-05-22 | 2001-11-30 | Matsushita Electric Ind Co Ltd | Decrement voltage protection circuit of power factor improving power supply |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH0451033U (en) | ||
JPH01173809U (en) | ||
JPH02136497U (en) | ||
JPH028214U (en) | ||
JPS5922196U (en) | infrared remote control device | |
JPS61107134U (en) | ||
JPS58132438U (en) | Control circuit for photocoupler | |
JPH0244847U (en) | ||
JPS593790U (en) | power circuit | |
JPS58688U (en) | Drive device for inverter device | |
JPS6423139U (en) | ||
JPS61112416U (en) | ||
JPH029914U (en) | ||
JPS62135583U (en) | ||
JPS60141635U (en) | Generator failure warning device | |
JPH0176150U (en) | ||
JPS6293807U (en) | ||
JPS58171523U (en) | Vehicle-mounted power supply unit | |
JPS6172083U (en) | ||
JPH01147682U (en) | ||
JPS5871814U (en) | constant current power supply circuit | |
JPS5815441U (en) | Storage battery charging device | |
JPS6085456U (en) | Amplifier switching circuit | |
JPS5939527U (en) | Amplifier muting circuit | |
JPH0176154U (en) |