JPS6251415U - - Google Patents
Info
- Publication number
- JPS6251415U JPS6251415U JP14243885U JP14243885U JPS6251415U JP S6251415 U JPS6251415 U JP S6251415U JP 14243885 U JP14243885 U JP 14243885U JP 14243885 U JP14243885 U JP 14243885U JP S6251415 U JPS6251415 U JP S6251415U
- Authority
- JP
- Japan
- Prior art keywords
- switching transistor
- power supply
- circuit
- load
- parallel
- 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
- 239000004065 semiconductor Substances 0.000 claims 2
- 238000011084 recovery Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
Description
第１図は本考案の一実施例の電気回路図、第２
図は第１図に示された実施例の動作を説明するた
めの波形図、第３図は先行技術の電気回路図、第
４図は第３図に示された先行技術の動作を説明す
るための波形図である。
２…負荷、３…並列回路、１０…制御回路、Ｑ
１…スイツチングトランジスタ、Ｑ２…トランジ
スタ、Ｌ，Ｌ１…チヨークコイル、ｒＢ１，ｒＢ
Ｅ，Ｒ１，Ｒ２…抵抗、Ｃ…コンデンサ、Ｅ…非
安定化直流電源。
Fig. 1 is an electrical circuit diagram of one embodiment of the present invention;
The figures are waveform diagrams for explaining the operation of the embodiment shown in Fig. 1, Fig. 3 is an electric circuit diagram of the prior art, and Fig. 4 is an explanation of the operation of the prior art shown in Fig. 3. FIG. 2...Load, 3...Parallel circuit, 10...Control circuit, Q
1... Switching transistor, Q2... Transistor, L, L1... Chi York coil, rB1, rB
E, R1, R2...Resistor, C...Capacitor, E...Unregulated DC power supply.
Claims (1)
グトランジスタと、 スイツチングトランジスタと負荷との間に並列
にかつ逆極性に接続されるリカバリダイオードと
、 抵抗とスイツチングトランジスタのベース電流
を漸増させるためのインタクダンス素子とを含む
並列回路であつて、一端がスイツチングトランジ
スタのベースに接続される、そのような並列回路
と、 電源と並列回路の他端との間に介在される半導
体スイツチング素子と、 スイツチングトランジスタからの出力電圧が一
定となるように半導体スイツチング素子をＯＮ／
ＯＦＦさせる制御回路とを含むことを特徴とする
直流定電圧電源回路。[Claims for Utility Model Registration] A DC power supply, a switching transistor interposed between the DC power supply and the load, a recovery diode connected in parallel and with opposite polarity between the switching transistor and the load, A parallel circuit comprising a resistor and an intactance element for increasing the base current of the switching transistor, one end of which is connected to the base of the switching transistor, and a power supply and the other parallel circuit. The semiconductor switching element is turned on and off so that the output voltage from the semiconductor switching element interposed between the terminal and the switching transistor is constant.
1. A DC constant voltage power supply circuit comprising: a control circuit for turning off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14243885U JPS6251415U (en) | 1985-09-17 | 1985-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14243885U JPS6251415U (en) | 1985-09-17 | 1985-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6251415U true JPS6251415U (en) | 1987-03-31 |
Family
ID=31051170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14243885U Pending JPS6251415U (en) | 1985-09-17 | 1985-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6251415U (en) |
-
1985
- 1985-09-17 JP JP14243885U patent/JPS6251415U/ja active Pending
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