JPS61615U - Electrical equipment power circuit - Google Patents
Electrical equipment power circuitInfo
- Publication number
- JPS61615U JPS61615U JP8158684U JP8158684U JPS61615U JP S61615 U JPS61615 U JP S61615U JP 8158684 U JP8158684 U JP 8158684U JP 8158684 U JP8158684 U JP 8158684U JP S61615 U JPS61615 U JP S61615U
- Authority
- JP
- Japan
- Prior art keywords
- electrical equipment
- time constant
- power circuit
- equipment power
- voltage
- 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図は従来の電源回路を示す図、第２図ないし第４図
は第１図に示す従来の電源回路による電源オン時、電源
オフ時、電源オン／オフの繰返し時の各部電圧波形図、
第６図および第１図は第５図に示すこの考案の電源回路
による電源オフ時、電源オン／オフの繰返し時の各部電
圧波形図、第８図および第９図はこの考案による他の実
施例を示す図、第１０図は他のトランジスタ接続例を示
す図である。
Ｄ１ａ，Ｄ１ｂ・・・ダイオード、Ｃ・・・コンデンサ
、Ｃ２・・・コンデンサ、Ｑ１・・・電圧制御用トラン
ジスタ、Ｄ２・・・ツエナーダイオード、Ｄ３・・・ダ
イオード（一方向素子）、Ｒ１〜Ｒ６・・・抵抗。Fig. 1 is a diagram showing a conventional power supply circuit, and Figs. 2 to 4 are voltage waveform diagrams of various parts when the power is turned on, when the power is turned off, and when the power is turned on and off repeatedly by the conventional power supply circuit shown in Fig. 1. ,
6 and 1 are voltage waveform diagrams of various parts when the power supply circuit of this invention shown in FIG. 5 is turned off and when the power supply is repeatedly turned on and off. FIGS. FIG. 10 is a diagram showing another example of transistor connection. D1a, D1b... Diode, C... Capacitor, C2... Capacitor, Q1... Voltage control transistor, D2... Zener diode, D3... Diode (unidirectional element), R1 to R6 ···resistance.
Claims (1)
され、エミツタにより電圧出力する電圧制鉤用トランジ
スタと、該整流平滑回路出力に接続され、該整流平滑回
路の立上り時定数より大なる時定数を有し、遅延し、出
力を該電圧制御用トランジスタのベースに供給するＣＲ
時定数部とよりなる電源回路において、該ＣＲ時定数部
の抵抗に一方向素子を並列接続し、電源オフ時の放電時
定数を速めたことを特徴とする電気機器の電源回路。a rectifying and smoothing circuit; a voltage regulating transistor whose collector is connected to the output of the rectifying and smoothing circuit and outputs a voltage through an emitter; a CR having a delay and supplying an output to the base of the voltage control transistor;
1. A power supply circuit for electrical equipment comprising a time constant section, wherein a unidirectional element is connected in parallel to the resistor of the CR time constant section to speed up the discharge time constant when the power is turned off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8158684U JPS61615U (en) | 1984-05-31 | 1984-05-31 | Electrical equipment power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8158684U JPS61615U (en) | 1984-05-31 | 1984-05-31 | Electrical equipment power circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61615U true JPS61615U (en) | 1986-01-06 |
Family
ID=30628501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8158684U Pending JPS61615U (en) | 1984-05-31 | 1984-05-31 | Electrical equipment power circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0630298U (en) * | 1992-12-11 | 1994-04-19 | 一夫 藤村 | Fume pipe joint structure for propulsion |
-
1984
- 1984-05-31 JP JP8158684U patent/JPS61615U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0630298U (en) * | 1992-12-11 | 1994-04-19 | 一夫 藤村 | Fume pipe joint structure for propulsion |
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