JPS5854717U - constant voltage circuit - Google Patents
constant voltage circuitInfo
- Publication number
- JPS5854717U JPS5854717U JP15079781U JP15079781U JPS5854717U JP S5854717 U JPS5854717 U JP S5854717U JP 15079781 U JP15079781 U JP 15079781U JP 15079781 U JP15079781 U JP 15079781U JP S5854717 U JPS5854717 U JP S5854717U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- circuit
- constant voltage
- control
- voltage 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図と第２図は、それぞれ従来のアナログ方式とスイ
ッチング方式の定電圧回路を示す回路図、第３図は第１
図の回路で分布抵抗を考慮した回路図、第４図は第３図
の回路図の負荷短絡時ρ状態を示す回路図、第５図と第
７図はそれぞれこの考案をアナログ方式の定電圧回路に
適用した第１と第３の実施例を示す回路図、第６図と第
８図はそれぞれこの考案をスイッチング方式の定電圧回
路に適用した第２と第４の実施例を示す回路図である。
２１・・・・・・制御用トランジスタ、２２・・・・・
・第２のトランジスタ、２３・・・・・・第１のトラン
ジスタ、２５．３２・・・・・・ダイオード、４０．４
１・・・・・・抵抗。Figures 1 and 2 are circuit diagrams showing conventional analog and switching type constant voltage circuits, respectively.
Figure 4 is a circuit diagram that takes into account distributed resistance in the circuit shown in Figure 3. Figure 4 is a circuit diagram showing the ρ state when the load is shorted in the circuit diagram of Figure 3. Figures 5 and 7 are analog-type constant voltage FIGS. 6 and 8 are circuit diagrams showing the first and third embodiments applied to a circuit, and FIGS. 6 and 8 are circuit diagrams showing the second and fourth embodiments, respectively, in which this invention is applied to a switching type constant voltage circuit. It is. 21... Control transistor, 22...
・Second transistor, 23...First transistor, 25.32...Diode, 40.4
1...Resistance.
Claims (3)
のオン・オフ動作を制御するオン・オフ制御回路を形成
する、第１のトランジスタおよびこの第１のトランジス
タの出力を反転する第２の、トランジスタと、前記制御
用トランジスタの出力回路と前記第１のトランジスタの
コレクタとの間に接続されたダイオードとを備えた定電
圧回路に於いて、前記オン・オフ制御回路が、短絡すべ
き分布抵抗の値に応じて前記第２のトランジスタのエミ
ッタまたはベースに前記第２のトランジスタをオフする
バイアス電圧を与え“ るバイアス回路を有する定電圧
回路。(1) A control transistor, a first transistor forming an on/off control circuit that controls the on/off operation of the control transistor, and a second transistor that inverts the output of the first transistor. , in a constant voltage circuit including a diode connected between the output circuit of the control transistor and the collector of the first transistor, the on/off control circuit is configured to adjust the value of the distributed resistance to be shorted. A constant voltage circuit having a bias circuit that applies a bias voltage to the emitter or base of the second transistor to turn off the second transistor depending on the voltage.
エミッタを接地間に接続された定電圧発生部を含む実用
新案登録請求の範囲第１項記載の定電圧回路。(2) The constant voltage circuit according to claim 1, wherein the bias circuit includes a constant voltage generator connected between the emitter of the second transistor and ground.
コレクタと前記ダイオードの接続点における電圧を分圧
して前記第２のトランジスタのベースに導く回路手段を
含む実用新案登録請求の範囲第１項記載の定電圧回路。(3) Utility model registration according to claim 1, wherein the bias circuit includes circuit means that divides the voltage at the connection point between the collector of the first transistor and the diode and guides it to the base of the second transistor. constant voltage circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15079781U JPS5854717U (en) | 1981-10-09 | 1981-10-09 | constant voltage circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15079781U JPS5854717U (en) | 1981-10-09 | 1981-10-09 | constant voltage circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5854717U true JPS5854717U (en) | 1983-04-14 |
Family
ID=29943510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15079781U Pending JPS5854717U (en) | 1981-10-09 | 1981-10-09 | constant voltage circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5854717U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006136091A (en) * | 2004-11-04 | 2006-05-25 | Funai Electric Co Ltd | Multi-output power supply |
| JP2010055450A (en) * | 2008-08-29 | 2010-03-11 | Kenwood Corp | Constant-voltage circuit |
-
1981
- 1981-10-09 JP JP15079781U patent/JPS5854717U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006136091A (en) * | 2004-11-04 | 2006-05-25 | Funai Electric Co Ltd | Multi-output power supply |
| JP4534722B2 (en) * | 2004-11-04 | 2010-09-01 | 船井電機株式会社 | Multi-output power supply |
| JP2010055450A (en) * | 2008-08-29 | 2010-03-11 | Kenwood Corp | Constant-voltage circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5854717U (en) | constant voltage circuit | |
| JPH0440313U (en) | ||
| JPS60124045U (en) | Output transistor protection circuit | |
| JPH0360839U (en) | ||
| JPS59126314U (en) | power circuit | |
| JPS59119624U (en) | voltage limit circuit | |
| JPS5854716U (en) | constant voltage circuit | |
| JPS59180512U (en) | Clipping distortion prevention device | |
| JPS60172434U (en) | Malfunction prevention circuit at startup | |
| JPS5963713U (en) | Stabilized power supply circuit device | |
| JPS59149711U (en) | Muting signal generation circuit | |
| JPS59104218U (en) | Constant voltage power supply circuit with current limit | |
| JPS5813718U (en) | variable gain amplifier circuit | |
| JPS5950117U (en) | Attenuator circuit | |
| JPS58150332U (en) | Surge voltage blanking circuit | |
| JPS58130268U (en) | Current detection circuit with resistor switching circuit | |
| JPS58101216U (en) | Stabilized power supply circuit | |
| JPS59104217U (en) | Stabilized power supply circuit | |
| JPS60189125U (en) | signal control circuit | |
| JPS6050541U (en) | Signal switching circuit | |
| JPS60100820U (en) | drive circuit | |
| JPS5914411U (en) | Amplifier power limiting circuit | |
| JPS59119623U (en) | voltage mirror circuit | |
| JPS5851316U (en) | power circuit | |
| JPS6113310U (en) | Recording bias switching circuit |