JPH0354334U - - Google Patents
Info
- Publication number
- JPH0354334U JPH0354334U JP11297389U JP11297389U JPH0354334U JP H0354334 U JPH0354334 U JP H0354334U JP 11297389 U JP11297389 U JP 11297389U JP 11297389 U JP11297389 U JP 11297389U JP H0354334 U JPH0354334 U JP H0354334U
- Authority
- JP
- Japan
- Prior art keywords
- charging current
- switching frequency
- charger
- control
- frequency
- 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 3
Description
第１図乃至第３図は本考案の一実施例を示し、
第１図は充電器の回路ブロツク図、第２図Ａ及び
第２図Ｂ並びに第３図は夫々スイツチング波形を
示す解説図、第４図は従来例を示す充電器の回路
ブロツク図である。
５…スイツチングトランジスタ、１３…トラン
ジスタ、１４…Ａ／Ｄコンバータ、２０…充電器
、２２…マイクロプロセツサ、２３…トランジス
タ。
1 to 3 show an embodiment of the present invention,
FIG. 1 is a circuit block diagram of a charger, FIGS. 2A, 2B, and 3 are explanatory diagrams showing switching waveforms, respectively, and FIG. 4 is a circuit block diagram of a conventional charger. 5... Switching transistor, 13... Transistor, 14... A/D converter, 20... Charger, 22... Microprocessor, 23... Transistor.
Claims (1)
びにデユーテイサイクルを一定とし、且つ該スイ
ツチング周波数よりも低い周波数でオンとオフと
のデユーテイ比を制御して充電電流を増減する制
御手段を設けたことを特徴とする充電器に於ける
充電電流可変装置。 In a storage battery charger, a control means is provided to keep the switching frequency and duty cycle constant and to control the on/off duty ratio at a frequency lower than the switching frequency to increase/decrease the charging current. A charging current variable device in a charger characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11297389U JPH0354334U (en) | 1989-09-27 | 1989-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11297389U JPH0354334U (en) | 1989-09-27 | 1989-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0354334U true JPH0354334U (en) | 1991-05-27 |
Family
ID=31661405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11297389U Pending JPH0354334U (en) | 1989-09-27 | 1989-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0354334U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5843144A (en) * | 1981-09-08 | 1983-03-12 | 松下電工株式会社 | 100v/200v power source zone common charging circuit |
| JPS63107430A (en) * | 1986-10-23 | 1988-05-12 | 三洋電機株式会社 | Battery charger |
| JPH01274624A (en) * | 1988-04-25 | 1989-11-02 | Matsushita Electric Works Ltd | Recharger |
| JPH0332328A (en) * | 1989-06-26 | 1991-02-12 | Matsushita Electric Works Ltd | Charging circuit |
-
1989
- 1989-09-27 JP JP11297389U patent/JPH0354334U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5843144A (en) * | 1981-09-08 | 1983-03-12 | 松下電工株式会社 | 100v/200v power source zone common charging circuit |
| JPS63107430A (en) * | 1986-10-23 | 1988-05-12 | 三洋電機株式会社 | Battery charger |
| JPH01274624A (en) * | 1988-04-25 | 1989-11-02 | Matsushita Electric Works Ltd | Recharger |
| JPH0332328A (en) * | 1989-06-26 | 1991-02-12 | Matsushita Electric Works Ltd | Charging circuit |