JPH0186479U - - Google Patents
Info
- Publication number
- JPH0186479U JPH0186479U JP18100687U JP18100687U JPH0186479U JP H0186479 U JPH0186479 U JP H0186479U JP 18100687 U JP18100687 U JP 18100687U JP 18100687 U JP18100687 U JP 18100687U JP H0186479 U JPH0186479 U JP H0186479U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- fet transistor
- sets
- power supply
- stabilized power
- 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
- 238000009499 grossing Methods 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案の一実施例に係る安定化電源を
示す回路図、第２図は同じく波形図、第３図は従
来例を示す回路図である。
１，２０：整流回路、２，３，４，２１：ＦＥ
Ｔトランジスタ、５，２２：パス幅変調制御回路
、６，７，８，２７：チヨークコイル、９，１０
，１１，２３，２４：ダイオード、１２，２８：
平滑コンデンサ、２５，２６：抵抗器。
FIG. 1 is a circuit diagram showing a stabilized power source according to an embodiment of the present invention, FIG. 2 is a waveform diagram of the same, and FIG. 3 is a circuit diagram showing a conventional example. 1, 20: Rectifier circuit, 2, 3, 4, 21: FE
T transistor, 5, 22: path width modulation control circuit, 6, 7, 8, 27: chiyoke coil, 9, 10
, 11, 23, 24: diode, 12, 28:
Smoothing capacitor, 25, 26: Resistor.
Claims (1)
入力を整流し、直流電圧に変換する整流回路と、
前記直流電圧をスイツチングするＮ組のＦＥＴト
ランジスタと、前記ＦＥＴトランジスタの出力に
各々接続されるＮ組の平滑用チヨークコイルおよ
びダイオードと、安定化電源出力電圧のリツプル
を低減する平滑コンデンサと、前記出力電圧を監
視し、前記ＦＥＴトランジスタのパルス幅変調を
行なう一組の制御回路とを具備したことを特徴と
する安定化電源。 In a switching type stabilized power supply, a rectifier circuit that rectifies AC input and converts it to DC voltage;
N sets of FET transistors for switching the DC voltage, N sets of smoothing choke coils and diodes each connected to the output of the FET transistor, a smoothing capacitor for reducing ripples in the stabilized power supply output voltage, and the output voltage. and a set of control circuits for monitoring the FET transistor and performing pulse width modulation of the FET transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18100687U JPH0186479U (en) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18100687U JPH0186479U (en) | 1987-11-30 | 1987-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0186479U true JPH0186479U (en) | 1989-06-08 |
Family
ID=31472505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18100687U Pending JPH0186479U (en) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0186479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011045218A (en) * | 2009-08-24 | 2011-03-03 | Mitsubishi Electric Corp | Power conversion device, motor drive controller equipped with the same, compressor and blower mounted with motor drive controller, and air conditioner, refrigerator and freezer mounted with the compressor or blower |
-
1987
- 1987-11-30 JP JP18100687U patent/JPH0186479U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011045218A (en) * | 2009-08-24 | 2011-03-03 | Mitsubishi Electric Corp | Power conversion device, motor drive controller equipped with the same, compressor and blower mounted with motor drive controller, and air conditioner, refrigerator and freezer mounted with the compressor or blower |
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