JPS624893U - - Google Patents
Info
- Publication number
- JPS624893U JPS624893U JP9561285U JP9561285U JPS624893U JP S624893 U JPS624893 U JP S624893U JP 9561285 U JP9561285 U JP 9561285U JP 9561285 U JP9561285 U JP 9561285U JP S624893 U JPS624893 U JP S624893U
- Authority
- JP
- Japan
- Prior art keywords
- inrush current
- current limiting
- diode bridge
- power source
- limiting element
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Power Conversion In General (AREA)
- Rectifiers (AREA)
Description
第１図は本考案の実施例を示す回路図、第２図
は従来の電源回路の回路図である。
なお図面に用いた符号において、１……交流電
源、２……ダイオードブリツジ、３，４……交流
入力端子、Ｓ１……電源スイツチ、Ｓ２……電源
切換えスイツチ、Ｒ１，Ｒ２……突入電流制限用
抵抗である。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional power supply circuit. In addition, in the symbols used in the drawings, 1...AC power supply, 2...Diode bridge, 3, 4...AC input terminal, S1 ...power switch, S2 ...power changeover switch, R1 , R2 ...This is a resistor for limiting inrush current.
Claims (1)
ダイオードブリツジの一対の交流入力端子に供給
されるように成され、上記供給される交流電源に
応じて全波整流と倍圧整流とを切換えるようにし
た電源回路において、 上記ダイオードブリツジの一方の上記交流入力
端子に第１の突入電流制限用素子を接続すると共
に、他方の上記交流入力端子に第２の突入電流制
限用素子を接続したことを特徴とする電源回路。[Claims for Utility Model Registration] A first AC power source and a second AC power source are selectively supplied to a pair of AC input terminals of a diode bridge, and according to the supplied AC power source. In a power supply circuit configured to switch between full-wave rectification and voltage doubler rectification, a first inrush current limiting element is connected to one of the AC input terminals of the diode bridge, and a first inrush current limiting element is connected to the other AC input terminal of the diode bridge. A power supply circuit characterized in that a second inrush current limiting element is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9561285U JPS624893U (en) | 1985-06-24 | 1985-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9561285U JPS624893U (en) | 1985-06-24 | 1985-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS624893U true JPS624893U (en) | 1987-01-13 |
Family
ID=30960349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9561285U Pending JPS624893U (en) | 1985-06-24 | 1985-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS624893U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59148564A (en) * | 1983-02-08 | 1984-08-25 | Matsushita Electric Ind Co Ltd | Power source device |
-
1985
- 1985-06-24 JP JP9561285U patent/JPS624893U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59148564A (en) * | 1983-02-08 | 1984-08-25 | Matsushita Electric Ind Co Ltd | Power source device |
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