JPS58101216U - Stabilized power supply circuit - Google Patents
Stabilized power supply circuitInfo
- Publication number
- JPS58101216U JPS58101216U JP19340781U JP19340781U JPS58101216U JP S58101216 U JPS58101216 U JP S58101216U JP 19340781 U JP19340781 U JP 19340781U JP 19340781 U JP19340781 U JP 19340781U JP S58101216 U JPS58101216 U JP S58101216U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- base
- voltage
- power supply
- supply circuit
- 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
- Continuous-Control Power Sources That Use Transistors (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図は従来の安定化電源回路の例を示す接続 ”図
、第２図は本考案による安定化電源回路の一実施例を示
す接続図、第３図は第２図例の説明に供する線図である
。
１ｅは共通端子、１ｉｉ入力端子、１０は出力端子、１
５及び１８は夫々トランジスタ、１６゛。
１７．１９．２０及び２１は夫々抵抗器である。Figure 1 is a connection diagram showing an example of a conventional stabilized power supply circuit, Figure 2 is a connection diagram showing an example of a stabilized power supply circuit according to the present invention, and Figure 3 is used to explain the example in Figure 2. It is a diagram. 1e is a common terminal, 1ii is an input terminal, 10 is an output terminal, 1
5 and 18 are transistors, respectively, 16゛. 17, 19, 20 and 21 are resistors, respectively.
Claims (1)
接続された第１のトランジスタと、エミッタが上記出力
端子に接続され、コレクタが上記第１のトランジスタの
ベースに接続された第２のトランジスタとを有し、上記
出力端子と共通端子間に第１及び第２の抵抗器が直列に
接続され、該第１及び第２の抵抗器の接続点が上記第２
のトランジスタのベースに接続され、上記第１及び第２
の抵抗器は、上記第２のトランジスタに必要とする定電
圧特性に見合ったベース電流を供給できるように選定き
れ、上記出力端子及び共通端子間に得られる出力電圧の
変動を上記第２のトランジスタのベースΦエミッタ間電
圧の変動として検出し、これに伴う上記第２のトランジ
スタ゛のコレクタ電流の変動により、上記第１のトラン
ジスタのベース電圧を上記出力電圧と同相に変動せしめ
、上記 ・出力電圧を一定とするようにしたこ
とを特徴とする安定化電源回路。a first transistor whose collector is connected to the output terminal and whose emitter is connected to the input terminal; and a second transistor whose emitter is connected to the output terminal and whose collector is connected to the base of the first transistor. first and second resistors are connected in series between the output terminal and the common terminal, and a connection point between the first and second resistors is connected to the second resistor.
is connected to the base of the first and second transistor.
The resistor is selected so as to supply a base current commensurate with the constant voltage characteristics required for the second transistor, and the resistor is selected so as to supply a base current commensurate with the constant voltage characteristics required for the second transistor. is detected as a variation in the voltage between the base and emitter of Φ, and the accompanying variation in the collector current of the second transistor causes the base voltage of the first transistor to vary in phase with the output voltage. A stabilized power supply circuit characterized in that the voltage is constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19340781U JPS58101216U (en) | 1981-12-28 | 1981-12-28 | Stabilized power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19340781U JPS58101216U (en) | 1981-12-28 | 1981-12-28 | Stabilized power supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58101216U true JPS58101216U (en) | 1983-07-09 |
Family
ID=30106762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19340781U Pending JPS58101216U (en) | 1981-12-28 | 1981-12-28 | Stabilized power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58101216U (en) |
-
1981
- 1981-12-28 JP JP19340781U patent/JPS58101216U/en active Pending
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