JPS5920313U - Constant voltage power supply circuit - Google Patents
Constant voltage power supply circuitInfo
- Publication number
- JPS5920313U JPS5920313U JP11542782U JP11542782U JPS5920313U JP S5920313 U JPS5920313 U JP S5920313U JP 11542782 U JP11542782 U JP 11542782U JP 11542782 U JP11542782 U JP 11542782U JP S5920313 U JPS5920313 U JP S5920313U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- voltage source
- collector
- resistor
- 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
- 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図及び第２図は従来の定電圧電源回路図セ ゛
あり、第３図及び第４図が本考案に係る定電圧電源回路
図である。1 and 2 are conventional constant voltage power supply circuit diagrams, and FIGS. 3 and 4 are constant voltage power supply circuit diagrams according to the present invention.
Claims (2)
して自己保持し、該定電流源回路によって発生する定電
流をダイオード又は抵抗に流して定電圧を得る定電圧回
路と、第１と第２のトランジスタからなるトランジスタ
差動対の該第１のトランジスタのコレクタに電圧源にエ
ミッタを接続したＰＮＰ トランジスタのベースを接続
し、該第２のトランジスタのコレクタを電圧源に接続し
、該第１と該第２のトランジスタの共通接続したエミッ
タを抵抗を介して接地し、該ＰＮＰトランジスタのコレ
クタを該第２のトランジスタのベースに接続して該接続
点から定電圧を得ることを特徴とする定電圧源回路。(1) A constant voltage circuit that drives and self-maintains a constant current source circuit by the operation of a bias circuit, and supplies a constant current generated by the constant current source circuit to a diode or resistor to obtain a constant voltage; The base of a PNP transistor whose emitter is connected to a voltage source is connected to the collector of the first transistor of a differential pair of transistors consisting of two transistors, the collector of the second transistor is connected to the voltage source, and the first transistor is connected to the collector of the first transistor. and the commonly connected emitters of the second transistor are grounded via a resistor, and the collector of the PNP transistor is connected to the base of the second transistor to obtain a constant voltage from the connection point. voltage source circuit.
ード接続されたトランジスタが直列に接続されたバイア
ス回路と、電流源トランジスタをなすマルチコレクタト
ランジスタのエミッタが該電圧源に接続され、そのマル
チコレクタの一つがそのベースに接続され、その接続点
が第１と第２のＮＰＮ トランジスタのコレクタの共通
接続点に接続され、該第１と第２のＮＰＮ ）ランジス
タの共通接続されたエミッタが第２の抵抗に接続され、
その他端が該接地電圧源に接続され、該第１のＮＰＮ
）ランジスタのベースが前記バイアス回路に接続され、
該電流源トランジスタのマルチコレクタの一つが該第２
の ＮＰＮ トランジスタのベースに接続され、該第
２のＮＰＮ トランジスタのベースと該接地電圧源間に
少なくとも一つ以上のダイオード接続されたトランジス
タが直列接続され定電流源回路を形成し、該マルチコレ
クタトランジスタの他のコレクタから定電流を得て、第
３の抵抗に供給して定電圧を得る実用新案登録請求の範
囲第１項記載の定電圧源回路。(2) A bias circuit in which a first resistor and a diode-connected transistor are connected in series between a voltage source and a ground voltage source, and an emitter of a multi-collector transistor forming a current source transistor is connected to the voltage source. , one of the multi-collectors is connected to its base, its connection point is connected to the common connection point of the collectors of the first and second NPN transistors, and the common connection of the first and second NPN transistors is connected to the common connection point of the collectors of the first and second NPN transistors. the emitter is connected to a second resistor;
the other end is connected to the ground voltage source, and the first NPN
) the base of the transistor is connected to the bias circuit;
One of the multi-collectors of the current source transistor is connected to the second
connected to the base of the second NPN transistor, at least one or more diode-connected transistors are connected in series between the base of the second NPN transistor and the ground voltage source to form a constant current source circuit, and the multi-collector transistor 2. The constant voltage source circuit according to claim 1, wherein a constant current is obtained from another collector of the third resistor and a constant voltage is obtained by supplying the constant current to the third resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11542782U JPS5920313U (en) | 1982-07-29 | 1982-07-29 | Constant voltage power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11542782U JPS5920313U (en) | 1982-07-29 | 1982-07-29 | Constant voltage power supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5920313U true JPS5920313U (en) | 1984-02-07 |
Family
ID=30266450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11542782U Pending JPS5920313U (en) | 1982-07-29 | 1982-07-29 | Constant voltage power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5920313U (en) |
-
1982
- 1982-07-29 JP JP11542782U patent/JPS5920313U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5920313U (en) | Constant voltage power supply circuit | |
| JPS60134320U (en) | Amplifier circuit coupled to differential amplifier circuit | |
| JPS5963714U (en) | constant current circuit | |
| JPS591236U (en) | High voltage pulse generation circuit | |
| JPS5967017U (en) | bias circuit | |
| JPS58108518U (en) | power circuit | |
| JPS5996604U (en) | Protection circuit for power supply stabilization circuit | |
| JPS6076414U (en) | constant voltage circuit | |
| JPS62154519U (en) | ||
| JPS60174920U (en) | Stabilized power supply circuit | |
| JPS6126322U (en) | signal distribution circuit | |
| JPS60124045U (en) | Output transistor protection circuit | |
| JPS5925814U (en) | low frequency amplifier circuit | |
| JPS6079820U (en) | current mirror circuit | |
| JPS6421519U (en) | ||
| JPS6069595U (en) | Bipolar drive circuit protection device | |
| JPS6135468U (en) | clamp circuit | |
| JPS6370717U (en) | ||
| JPS5816916U (en) | Muting circuit | |
| JPS611912U (en) | Amplifier input bias adjustment circuit | |
| JPS6053065U (en) | voltage comparison circuit | |
| JPS58158514U (en) | oscillation circuit | |
| JPS5863615U (en) | Power supply detection circuit that also serves as a stabilized power supply | |
| JPS59183037U (en) | transistor output circuit | |
| JPS5967019U (en) | bias circuit |