JPS6132750U - Power outage compensation circuit for control equipment - Google Patents
Power outage compensation circuit for control equipmentInfo
- Publication number
- JPS6132750U JPS6132750U JP11539884U JP11539884U JPS6132750U JP S6132750 U JPS6132750 U JP S6132750U JP 11539884 U JP11539884 U JP 11539884U JP 11539884 U JP11539884 U JP 11539884U JP S6132750 U JPS6132750 U JP S6132750U
- Authority
- JP
- Japan
- Prior art keywords
- power outage
- compensation circuit
- control equipment
- power
- outage compensation
- 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
- Power Sources (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
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
例の回路図を示したものである。
1・・・制御回路、2・・・表示素子、3・・・表示素
子駆動用トランジスタ、4・・・電源、5・・・定電圧
回路、6・・・バッテリ、7・・・電圧比較器、A・・
・停電検出回路、D1〜D4・・・タイオード、R1〜
R5・・・抵抗、ZD l 〜ZD 2−・・ツエナー
ダイオード、Vdd・・・電源端子、a・・・入力端子
、b・・・出力端子。FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional example. DESCRIPTION OF SYMBOLS 1... Control circuit, 2... Display element, 3... Display element driving transistor, 4... Power supply, 5... Constant voltage circuit, 6... Battery, 7... Voltage comparison Vessel, A...
・Power failure detection circuit, D1~D4... diode, R1~
R5...Resistor, ZDl~ZD2-...Zener diode, Vdd...Power supply terminal, a...Input terminal, b...Output terminal.
Claims (1)
ンジスタと、電源アース間に接続された分圧抵抗の分圧
点の電位を検出する停電検出回路と、停電時に制御回路
にのみ電圧を供給するバツテリとを備えた制御装置にお
いて、上記トランジスタのコレクタと電源との間にダイ
オードを挿入して成る制御装置の停電補償回路。A power outage detection circuit that detects the potential at the voltage dividing point of the voltage dividing resistor connected between the transistor that is connected to the output end of the control circuit and drives the display element and the power supply ground, and supplies voltage only to the control circuit in the event of a power outage. A power failure compensation circuit for a control device comprising a battery and a power supply, the control device comprising a diode inserted between the collector of the transistor and a power source.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11539884U JPS6132750U (en) | 1984-07-27 | 1984-07-27 | Power outage compensation circuit for control equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11539884U JPS6132750U (en) | 1984-07-27 | 1984-07-27 | Power outage compensation circuit for control equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6132750U true JPS6132750U (en) | 1986-02-27 |
Family
ID=30674368
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11539884U Pending JPS6132750U (en) | 1984-07-27 | 1984-07-27 | Power outage compensation circuit for control equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6132750U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013255360A (en) * | 2012-06-07 | 2013-12-19 | Sharp Corp | Charge/discharge apparatus |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS554437B2 (en) * | 1975-01-31 | 1980-01-30 |
-
1984
- 1984-07-27 JP JP11539884U patent/JPS6132750U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS554437B2 (en) * | 1975-01-31 | 1980-01-30 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013255360A (en) * | 2012-06-07 | 2013-12-19 | Sharp Corp | Charge/discharge apparatus |
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