JPS59195988U - power circuit - Google Patents
power circuitInfo
- Publication number
- JPS59195988U JPS59195988U JP8898783U JP8898783U JPS59195988U JP S59195988 U JPS59195988 U JP S59195988U JP 8898783 U JP8898783 U JP 8898783U JP 8898783 U JP8898783 U JP 8898783U JP S59195988 U JPS59195988 U JP S59195988U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- transformer
- output
- power supply
- 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
Landscapes
- Dc-Dc Converters (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図は従来例を示す回路図、第２図、第３図は本考案
の一実施例を示す回路図である。
１２．１３．２４．２５・・・・・・トランジスタ、１
４．２６・・・・・・トランス、１５．３１・・・・・
・抵抗、１６．１９，２２，２３，２７，２９．３２・
・・・・・コンデンサ、１７．３０・・・・・・ツェナ
ーダイオード、２０・・・・・・電池。FIG. 1 is a circuit diagram showing a conventional example, and FIGS. 2 and 3 are circuit diagrams showing an embodiment of the present invention. 12.13.24.25...Transistor, 1
4.26...Trance, 15.31...
・Resistance, 16.19, 22, 23, 27, 29.32・
... Capacitor, 17.30 ... Zener diode, 20 ... Battery.
Claims (1)
ジスタと、前記第１のトランジスタと実効的にダーリン
トン接続された第２のトランジスタを有し、前記第２の
トランジスタのコレクタと電源との間にトランスを接続
し、前記のトランスの一部より取り出した出力を正帰還
となるように第１のコンデンサを介して前記第１のトラ
ンジスタのベースに加え、前記トランス出力信号を整流
して得られた直流出力をツェナーダイオードを介して前
記第１のトランジスタのベースに負帰還になるよう接続
して出力電圧の安定化を計った電源回路において、第２
のトランジスタのベースにもトランス出力から正帰還の
方向に第２のコンデンサを介して信号を与えることを特
徴とする電源回路。a first transistor biased by a bias resistor; a second transistor effectively connected to the first transistor; a transformer connected between the collector of the second transistor and a power supply; Then, the output taken out from a part of the transformer is applied to the base of the first transistor via a first capacitor so as to provide positive feedback, and the DC output obtained by rectifying the transformer output signal is In the power supply circuit, the second transistor is connected to the base of the first transistor via a Zener diode for negative feedback to stabilize the output voltage.
A power supply circuit characterized in that a signal is also given to the base of the transistor from the transformer output in the direction of positive feedback via a second capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8898783U JPS59195988U (en) | 1983-06-10 | 1983-06-10 | power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8898783U JPS59195988U (en) | 1983-06-10 | 1983-06-10 | power circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59195988U true JPS59195988U (en) | 1984-12-26 |
Family
ID=30218883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8898783U Pending JPS59195988U (en) | 1983-06-10 | 1983-06-10 | power circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59195988U (en) |
-
1983
- 1983-06-10 JP JP8898783U patent/JPS59195988U/en active Pending
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