JPS6143736U - Voltage controlled charging device - Google Patents
Voltage controlled charging deviceInfo
- Publication number
- JPS6143736U JPS6143736U JP12822084U JP12822084U JPS6143736U JP S6143736 U JPS6143736 U JP S6143736U JP 12822084 U JP12822084 U JP 12822084U JP 12822084 U JP12822084 U JP 12822084U JP S6143736 U JPS6143736 U JP S6143736U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- controls
- resistor
- current
- base
- 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
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図は本考案の実施例における充電装置の電気回路図
、第２図は従来の充電装置の電気回路図である。
Ａ・・・電圧検出回路、Ｂ・・・被充電二次電池、Ｑ１
・・・第１のトランジスタ、Ｑ２・・・第２のトランジ
スタ、Ｑ３・・・第３のトランジスタ、ＬＥＤ・・・充
電表示用発光ダイオニド、Ｒ１〜Ｒ８・・・抵抗。FIG. 1 is an electric circuit diagram of a charging device according to an embodiment of the present invention, and FIG. 2 is an electric circuit diagram of a conventional charging device. A... Voltage detection circuit, B... Secondary battery to be charged, Q1
...First transistor, Q2...Second transistor, Q3...Third transistor, LED...Light emitting diode for charging display, R1-R8...Resistor.
Claims (1)
接続した二次電池と、充電々流を制御する第１のトラン
ジスタと、前記第１のトランジスタのベース電流を制御
する第２のトランジスタと、前記第２のトランジスタの
ベース電流を制御する第３のトランジスタと、前記二次
電池の電圧をモニターする電圧検出回路とを有し、前記
第１のトランジスタのベースは、ベース電流を制御する
抵抗と充電表示用ＬＥＤと、このＬＥＤの電流を制御す
る抵抗を介して前記第２のトランジスタのコレクタに接
続し、前記第２のトランジスタのべ．一ス３よ、抵抗を
介してエミツタに接続するとともに、前記第３のトラン
ジスタのエミッタに接続し、前記第３のトランジスタの
コレクタは抵抗を介して前記第１のトランジスタのエミ
ッタに接続するとともに、そのベースは前記電圧検出回
路の出力側に接続し制御する電圧制御式充電器。A rectifying power source that transforms and rectifies an alternating current power source, a secondary battery connected in series to both ends of the rectifying power source, a first transistor that controls a charging current, and a second transistor that controls a base current of the first transistor. , a third transistor that controls the base current of the second transistor, and a voltage detection circuit that monitors the voltage of the secondary battery, wherein the base of the first transistor is a resistor that controls the base current. is connected to the collector of the second transistor via a charging display LED and a resistor that controls the current of the LED. 3, the emitter is connected to the emitter of the third transistor through a resistor, and the collector of the third transistor is connected to the emitter of the first transistor through a resistor; A voltage-controlled charger whose base is connected to and controlled by the output side of the voltage detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12822084U JPS6143736U (en) | 1984-08-24 | 1984-08-24 | Voltage controlled charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12822084U JPS6143736U (en) | 1984-08-24 | 1984-08-24 | Voltage controlled charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6143736U true JPS6143736U (en) | 1986-03-22 |
Family
ID=30686850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12822084U Pending JPS6143736U (en) | 1984-08-24 | 1984-08-24 | Voltage controlled charging device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6143736U (en) |
-
1984
- 1984-08-24 JP JP12822084U patent/JPS6143736U/en active Pending
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