JPS60127563U - Low battery voltage indicator - Google Patents
Low battery voltage indicatorInfo
- Publication number
- JPS60127563U JPS60127563U JP1273784U JP1273784U JPS60127563U JP S60127563 U JPS60127563 U JP S60127563U JP 1273784 U JP1273784 U JP 1273784U JP 1273784 U JP1273784 U JP 1273784U JP S60127563 U JPS60127563 U JP S60127563U
- Authority
- JP
- Japan
- Prior art keywords
- battery
- resistor
- indicator lamp
- voltage
- battery voltage
- 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
- Measurement Of Current Or Voltage (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図はこの考案の実施例を示す回路図である。
５・・・・・・電池、７・・・・・・基準電圧設定用の
抵抗、８−・・・・・・基準電圧設定用のダイオード、
９・・・・・・演算増巾器、１０．１１・・・・・・分
圧抵抗、１５・・・・・・表示回路、１８・・・・・・
電流保証用の抵抗。The figure is a circuit diagram showing an embodiment of this invention. 5...Battery, 7...Resistor for setting reference voltage, 8-...Diode for setting reference voltage,
9... Arithmetic amplifier, 10.11... Voltage dividing resistor, 15... Display circuit, 18...
Resistor for current guarantee.
Claims (1)
方が非反転端子に、他方が反転端子にそれぞれ与えられ
、前記両型圧を比較してＨ又はＬ出力を出す演算増巾器
と、表示灯回路と、これに直列の電流保証用の抵抗とか
らなり、前記電池に対して前記表示灯回路と抵抗との直
列回路を並列に接続するとともに、前記演算増巾器の出
力端を前記表示灯回路と抵抗との接続点に接続し、更に
前記表示灯回路と前記抵抗との電圧降下分をほぼ等しく
設定してなる電池電圧低下表示装置。An arithmetic amplification device in which one of a voltage obtained by dividing the voltage of a rechargeable battery and a reference voltage is applied to a non-inverting terminal and the other is applied to an inverting terminal, and the two voltages are compared to produce an H or L output. The series circuit of the indicator lamp circuit and the resistor is connected in parallel to the battery, and the output of the operational amplifier is connected in parallel to the battery. A battery voltage drop display device having an end connected to a connection point between the indicator lamp circuit and the resistor, and further comprising a voltage drop between the indicator lamp circuit and the resistor set to be approximately equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1273784U JPS60127563U (en) | 1984-01-31 | 1984-01-31 | Low battery voltage indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1273784U JPS60127563U (en) | 1984-01-31 | 1984-01-31 | Low battery voltage indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60127563U true JPS60127563U (en) | 1985-08-27 |
Family
ID=30496084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1273784U Pending JPS60127563U (en) | 1984-01-31 | 1984-01-31 | Low battery voltage indicator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60127563U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS521222U (en) * | 1975-06-23 | 1977-01-07 | ||
| JPS5590868A (en) * | 1978-12-28 | 1980-07-09 | Matsushita Electric Ind Co Ltd | Voltage sensor for power source battery |
| JPS5615898U (en) * | 1979-07-17 | 1981-02-10 |
-
1984
- 1984-01-31 JP JP1273784U patent/JPS60127563U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS521222U (en) * | 1975-06-23 | 1977-01-07 | ||
| JPS5590868A (en) * | 1978-12-28 | 1980-07-09 | Matsushita Electric Ind Co Ltd | Voltage sensor for power source battery |
| JPS5615898U (en) * | 1979-07-17 | 1981-02-10 |
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