JPS6241334U - - Google Patents
Info
- Publication number
- JPS6241334U JPS6241334U JP13134985U JP13134985U JPS6241334U JP S6241334 U JPS6241334 U JP S6241334U JP 13134985 U JP13134985 U JP 13134985U JP 13134985 U JP13134985 U JP 13134985U JP S6241334 U JPS6241334 U JP S6241334U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- main converter
- short
- current
- power supply
- 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
- 230000002265 prevention Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
- Protection Of Static Devices (AREA)
Description
第１図は本考案に係る突入電流防止回路を具備
するスイツチング電源装置の構成を示すブロツク
回路図、第２図は従来の突入電流防止回路を具備
するスイツチング電源装置の構成を示すブロツク
回路図である。
図中、１……電流制限用抵抗器、２……電解コ
ンデンサ、３……メインコンバータ回路、４……
サイリスタ、５……サブコンバータ回路、６……
メインコンバータ制御回路、７……遅延回路、８
……整流ダイオード、９……ダイオード、１０…
…抵抗器。
FIG. 1 is a block circuit diagram showing the configuration of a switching power supply device equipped with an inrush current prevention circuit according to the present invention, and FIG. 2 is a block circuit diagram showing the configuration of a switching power supply device equipped with a conventional inrush current prevention circuit. be. In the figure, 1... current limiting resistor, 2... electrolytic capacitor, 3... main converter circuit, 4...
Thyristor, 5... Sub converter circuit, 6...
Main converter control circuit, 7...Delay circuit, 8
... Rectifier diode, 9 ... Diode, 10 ...
…Resistor.
Claims (1)
制御するメインコンバータ制御回路、該メインコ
ンバータ制御回路に電源を供給するサブコンバー
タ回路、電源投入時流入する電流を制限する電流
制限用抵抗器及び該電流制限用抵抗器を短絡する
短絡素子を具備する電源装置において、前記短絡
素子を制御する電源を前記サブコンバータ回路か
ら供給すると共に、前記メインコンバータ回路の
動作を遅延させるための遅延回路を設けたことを
特徴する突入電流防止回路。 A main converter circuit, a main converter control circuit that controls the main converter, a sub-converter circuit that supplies power to the main converter control circuit, a current limiting resistor that limits the current that flows in when the power is turned on, and the current limiting resistor. A power supply device comprising a short-circuiting element for short-circuiting, characterized in that power supply for controlling the short-circuiting element is supplied from the sub-converter circuit, and a delay circuit is provided for delaying the operation of the main converter circuit. Current prevention circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13134985U JPS6241334U (en) | 1985-08-28 | 1985-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13134985U JPS6241334U (en) | 1985-08-28 | 1985-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6241334U true JPS6241334U (en) | 1987-03-12 |
Family
ID=31029715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13134985U Pending JPS6241334U (en) | 1985-08-28 | 1985-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6241334U (en) |
-
1985
- 1985-08-28 JP JP13134985U patent/JPS6241334U/ja active Pending