JPS599779U - power supply - Google Patents
power supplyInfo
- Publication number
- JPS599779U JPS599779U JP10354782U JP10354782U JPS599779U JP S599779 U JPS599779 U JP S599779U JP 10354782 U JP10354782 U JP 10354782U JP 10354782 U JP10354782 U JP 10354782U JP S599779 U JPS599779 U JP S599779U
- Authority
- JP
- Japan
- Prior art keywords
- voltage side
- power
- power supply
- diode
- side terminal
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Power Conversion In General (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図は本考案の一実施例を示す回路図、第２図は同端
子部の電圧変化を示す図である。
３・・・・・・電源変圧器、Ｄ１〜Ｄ、・・・・・・ダ
イオード、７．８・・・・・・端子、Ｑｌ”’Ｑ３・・
・・・・トランジスタ、Ｃ５゜・・・・・・コンデンサ
、９．１１・・・・・・出力端子、１０・・・・・・共
通端子。 −FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a diagram showing voltage changes at the same terminal. 3...Power transformer, D1~D,...Diode, 7.8...Terminal, Ql'''Q3...
...Transistor, C5゜...Capacitor, 9.11...Output terminal, 10...Common terminal. −
Claims (1)
荷に供給し、かつ電源遮断時に正電圧側の電力を負荷に
供給するようにした電源装置であって、整流された正電
圧側の端子と負電圧側の端子との間にコンデンサとダイ
オードの直列回路をそのダイオードを整流された電圧に
対して順方向になるように接続し、かつ前記コンデンサ
とダイオードの接続部にＮＰＮトランジスタのエミッタ
を接続シ、そのトランジスタのベースを抵抗を介して前
記整流された負電圧側の端子に接続するとともにコレク
タを接地してなる電源装置。A power supply device that supplies the load with two positive and negative power sources obtained by rectifying and smoothing the output of a power transformer, and also supplies power on the positive voltage side to the load when the power is cut off. A series circuit of a capacitor and a diode is connected between the voltage side terminal and the negative voltage side terminal so that the diode is in the forward direction with respect to the rectified voltage, and an NPN is connected to the connection between the capacitor and the diode. A power supply device in which the emitter of a transistor is connected, the base of the transistor is connected to the rectified negative voltage side terminal via a resistor, and the collector is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10354782U JPS599779U (en) | 1982-07-07 | 1982-07-07 | power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10354782U JPS599779U (en) | 1982-07-07 | 1982-07-07 | power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS599779U true JPS599779U (en) | 1984-01-21 |
Family
ID=30243534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10354782U Pending JPS599779U (en) | 1982-07-07 | 1982-07-07 | power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS599779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63179022U (en) * | 1987-05-08 | 1988-11-18 |
-
1982
- 1982-07-07 JP JP10354782U patent/JPS599779U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63179022U (en) * | 1987-05-08 | 1988-11-18 |
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