JPH01123485U - - Google Patents
Info
- Publication number
- JPH01123485U JPH01123485U JP1892888U JP1892888U JPH01123485U JP H01123485 U JPH01123485 U JP H01123485U JP 1892888 U JP1892888 U JP 1892888U JP 1892888 U JP1892888 U JP 1892888U JP H01123485 U JPH01123485 U JP H01123485U
- Authority
- JP
- Japan
- Prior art keywords
- connect
- fuse
- rectifier diode
- bridge rectifier
- transformer
- 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 2
- 238000001514 detection method Methods 0.000 claims 2
- 238000004804 winding Methods 0.000 claims 2
Landscapes
- Rectifiers (AREA)
- Dc-Dc Converters (AREA)
- Power Conversion In General (AREA)
Description
第１図は本考案の一実施例による電源装置を示
す回路図、第２図、第３図は従来の電源装置を示
す回路図である。
２１……コンセント、２２……ヒユーズ、２３
……ブリツジ整流ダイオード、２４，２５……コ
ンデンサ、２６……スイツチまたは脱着可能なジ
ヤンパー線、２７……ヒユーズ、２８……スイツ
チングトランジスタ、２９……制御回路、３０…
…トランス、３１……整流用ダイオード、３２…
…平滑コンデンサ、３３……検出回路。
FIG. 1 is a circuit diagram showing a power supply device according to an embodiment of the present invention, and FIGS. 2 and 3 are circuit diagrams showing conventional power supply devices. 21...Outlet, 22...Fuse, 23
... Bridge rectifier diode, 24, 25 ... Capacitor, 26 ... Switch or detachable jumper wire, 27 ... Fuse, 28 ... Switching transistor, 29 ... Control circuit, 30 ...
...Transformer, 31... Rectifier diode, 32...
...Smoothing capacitor, 33...Detection circuit.
Claims (1)
ヒユーズを介して接続し、そのブリツジ整流ダイ
オードのプラス側とマイナス側に、コンデンサを
２個直列に接続し、このコンデンサの接続点と商
用ラインのもう一方の片側ラインをスイツチまた
は脱着可能なジヤンパー線を介して接続し、その
接続点とブリツジ整流ダイオードの入力側の一方
の片側との間に上記ヒユーズより電流減量の小さ
いヒユーズを接続し、制御回路を介してトランス
の１次巻線を接続し、このトランスの２次巻線に
整流回路を設けるとともに出力側の電圧または電
流を検出する検出回路を設け、この検出回路の出
力を上記制御回路にフイードバツクさせるように
構成した電源装置。 Connect one side of the commercial line to a bridge rectifier diode via a fuse, connect two capacitors in series to the positive and negative sides of the bridge rectifier diode, and connect the connection point of this capacitor to the other side of the commercial line. Connect the line via a switch or a removable jumper wire, connect a fuse with a smaller current loss than the above fuse between the connection point and one side of the input side of the bridge rectifier diode, and connect it via a control circuit. The primary winding of the transformer is connected, a rectifier circuit is provided in the secondary winding of this transformer, a detection circuit is provided to detect the voltage or current on the output side, and the output of this detection circuit is fed back to the control circuit. A power supply configured in
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1892888U JPH01123485U (en) | 1988-02-16 | 1988-02-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1892888U JPH01123485U (en) | 1988-02-16 | 1988-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01123485U true JPH01123485U (en) | 1989-08-22 |
Family
ID=31233999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1892888U Pending JPH01123485U (en) | 1988-02-16 | 1988-02-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01123485U (en) |
-
1988
- 1988-02-16 JP JP1892888U patent/JPH01123485U/ja active Pending