JPS5882681U - Secondary battery remaining capacity low warning circuit - Google Patents
Secondary battery remaining capacity low warning circuitInfo
- Publication number
- JPS5882681U JPS5882681U JP17775081U JP17775081U JPS5882681U JP S5882681 U JPS5882681 U JP S5882681U JP 17775081 U JP17775081 U JP 17775081U JP 17775081 U JP17775081 U JP 17775081U JP S5882681 U JPS5882681 U JP S5882681U
- Authority
- JP
- Japan
- Prior art keywords
- secondary battery
- remaining capacity
- voltage
- warning circuit
- battery remaining
- 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)
- Protection Of Static Devices (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
第１図と第２図は従来の二次電池残容量低下警告回路の
回路図、第３図は二次電池の各率放電特性図、第４図は
本考案の一実施例の二次電池残容量低下警告回路の回路
図である。
１・・・電流→電圧変換回路、３・・・比較器、Ｂ・・
・二次電池、Ｒ８・・・電流検出用抵抗、ＬＥＤ、・・
・発光ダイオード。Figures 1 and 2 are circuit diagrams of conventional secondary battery remaining capacity low warning circuits, Figure 3 is a diagram of various rate discharge characteristics of a secondary battery, and Figure 4 is a secondary battery of an embodiment of the present invention. FIG. 3 is a circuit diagram of a low remaining capacity warning circuit. 1... Current → voltage conversion circuit, 3... Comparator, B...
・Secondary battery, R8... Resistor for current detection, LED,...
・Light-emitting diode.
Claims (1)
検出用の抵抗と、該抵抗の両端電圧を上記二次電池の各
放電電流の放電終止電圧に対応する電圧に変換する変換
手段と、該変換手段の出力電圧と上記二次電池の電圧に
対応する電圧とを比較する比較器と、該比較器の出力を
表示する表示器で成る二次電池残容量低下警告回路。a current detection resistor connected to a path through which the load current from the secondary battery flows, and a conversion means for converting the voltage across the resistor into a voltage corresponding to the discharge end voltage of each discharge current of the secondary battery; A secondary battery remaining capacity low warning circuit comprising a comparator that compares the output voltage of the converting means with a voltage corresponding to the voltage of the secondary battery, and a display that displays the output of the comparator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17775081U JPS5882681U (en) | 1981-12-01 | 1981-12-01 | Secondary battery remaining capacity low warning circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17775081U JPS5882681U (en) | 1981-12-01 | 1981-12-01 | Secondary battery remaining capacity low warning circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5882681U true JPS5882681U (en) | 1983-06-04 |
Family
ID=29971917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17775081U Pending JPS5882681U (en) | 1981-12-01 | 1981-12-01 | Secondary battery remaining capacity low warning circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5882681U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01167685A (en) * | 1987-12-24 | 1989-07-03 | Tokyo Electric Co Ltd | Detecting device for battery voltage drop |
| JPH01184467A (en) * | 1988-01-19 | 1989-07-24 | Tokyo Electric Co Ltd | Reset signal generating circuit |
-
1981
- 1981-12-01 JP JP17775081U patent/JPS5882681U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01167685A (en) * | 1987-12-24 | 1989-07-03 | Tokyo Electric Co Ltd | Detecting device for battery voltage drop |
| JPH01184467A (en) * | 1988-01-19 | 1989-07-24 | Tokyo Electric Co Ltd | Reset signal generating circuit |
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