JPH01162785U - - Google Patents
Info
- Publication number
- JPH01162785U JPH01162785U JP5641588U JP5641588U JPH01162785U JP H01162785 U JPH01162785 U JP H01162785U JP 5641588 U JP5641588 U JP 5641588U JP 5641588 U JP5641588 U JP 5641588U JP H01162785 U JPH01162785 U JP H01162785U
- Authority
- JP
- Japan
- Prior art keywords
- output
- power supply
- supply device
- semiconductor switch
- conductive wire
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図、第２図は本考案の一実施例回路図、及
びその一部結線図、第３図は動作波形図である。
ＥＤＣ…直流入力電源、Ｑ１…半導体スイツチ
、Ｔ１…出力トランス、Ｄ１，Ｄ２…整流器、Ｌ
１…チヨークコイル、Ｃ１…コンデンサ、Ｐ…起
電力発生回路、ＣＯＮＴ…制御回路。
1 and 2 are circuit diagrams of an embodiment of the present invention and a partial wiring diagram thereof, and FIG. 3 is an operational waveform diagram. EDC...DC input power supply, Q1...semiconductor switch, T1...output transformer, D1, D2...rectifier, L
1...Chiyoke coil, C1...capacitor, P...electromotive force generation circuit, CONT...control circuit.
Claims (1)
接続された半導体スイツチと前記出力トランスの
２次巻線側出力を整流する整流器と前記整流出力
と基準電圧を比較して前記半導体スイツチの導通
巾を制御する制御回路を備えた電源装置において
、前記出力整流（＋）ライン又は（−）ラインに
出力ノイズと逆極性の起電力を発生せしめる回路
を設けて前記出力ノイズを低減するようにしたこ
とを特徴とするスイツチング電源装置。 (2) 出力整流端子間に電導線を設けると共に前
記電導線を出力トランスと近接して配設したこと
を特徴とする実用新案登録請求の範囲第(1)項記
載のスイツチング電源装置。[Claims for Utility Model Registration] (1) A DC power supply, a semiconductor switch connected in series to the primary winding of an output transformer, a rectifier that rectifies the output of the secondary winding of the output transformer, and the rectified output and a reference voltage. In the power supply device, the power supply device is equipped with a control circuit that controls the conduction width of the semiconductor switch by comparing A switching power supply device characterized in that the output noise is reduced. (2) The switching power supply device according to claim 1, wherein a conductive wire is provided between the output rectifying terminals and the conductive wire is disposed close to an output transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988056415U JPH0644310Y2 (en) | 1988-04-27 | 1988-04-27 | Switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988056415U JPH0644310Y2 (en) | 1988-04-27 | 1988-04-27 | Switching power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01162785U true JPH01162785U (en) | 1989-11-13 |
| JPH0644310Y2 JPH0644310Y2 (en) | 1994-11-14 |
Family
ID=31282295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988056415U Expired - Lifetime JPH0644310Y2 (en) | 1988-04-27 | 1988-04-27 | Switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0644310Y2 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59129571A (en) * | 1983-01-14 | 1984-07-25 | Tdk Corp | Switching power source |
| JPS61273173A (en) * | 1985-05-29 | 1986-12-03 | Hitachi Ltd | Switching power source |
| JPS62260559A (en) * | 1985-12-13 | 1987-11-12 | Toshiba Corp | Noise reduction circuit in switching power circuit |
| JPS6426364A (en) * | 1987-07-22 | 1989-01-27 | Tokin Corp | Ringing choke converter |
| JPS6481661A (en) * | 1987-09-22 | 1989-03-27 | Dx Antenna | Constant-voltage power circuit |
-
1988
- 1988-04-27 JP JP1988056415U patent/JPH0644310Y2/en not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59129571A (en) * | 1983-01-14 | 1984-07-25 | Tdk Corp | Switching power source |
| JPS61273173A (en) * | 1985-05-29 | 1986-12-03 | Hitachi Ltd | Switching power source |
| JPS62260559A (en) * | 1985-12-13 | 1987-11-12 | Toshiba Corp | Noise reduction circuit in switching power circuit |
| JPS6426364A (en) * | 1987-07-22 | 1989-01-27 | Tokin Corp | Ringing choke converter |
| JPS6481661A (en) * | 1987-09-22 | 1989-03-27 | Dx Antenna | Constant-voltage power circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0644310Y2 (en) | 1994-11-14 |
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