JPS5990289U - switching power supply - Google Patents

switching power supply

Info

Publication number
JPS5990289U
JPS5990289U JP18556982U JP18556982U JPS5990289U JP S5990289 U JPS5990289 U JP S5990289U JP 18556982 U JP18556982 U JP 18556982U JP 18556982 U JP18556982 U JP 18556982U JP S5990289 U JPS5990289 U JP S5990289U
Authority
JP
Japan
Prior art keywords
power supply
switching power
transformer
winding
voltage detection
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
Application number
JP18556982U
Other languages
Japanese (ja)
Inventor
岩崎　一
Original Assignee
ティーディーケイ株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ティーディーケイ株式会社 filed Critical ティーディーケイ株式会社
Priority to JP18556982U priority Critical patent/JPS5990289U/en
Publication of JPS5990289U publication Critical patent/JPS5990289U/en
Pending legal-status Critical Current

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  • Coils Of Transformers For General Uses (AREA)
  • Dc-Dc Converters (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来のスイッチング電源の電気回路接続図、第
２図は本考案に係るスイッチング電源の電気回路接続図
、第３図は同じく要部の電気回路接続図である。 Ｑｌ・・・スイッチング素子、Ｔ１・・・変圧器、Ｎ１
゜Ｎ２・・・巻線、Ｎ３・・・帰還巻線、４・・・無負
荷出力型　　　　□圧検出回路。FIG. 1 is an electric circuit connection diagram of a conventional switching power supply, FIG. 2 is an electric circuit connection diagram of a switching power supply according to the present invention, and FIG. 3 is an electric circuit connection diagram of the main parts. Ql...Switching element, T1...Transformer, N1
゜N2...Winding, N3...Feedback winding, 4...No-load output type □Pressure detection circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 変圧器に接続されたスイッチング素子の出力側から入力
側に、前記変圧器に設けられた帰還巻線を通して正帰還
をかけて自励発振動作をさせ、前記変圧器の他の巻線を
通して直流出力を取出すと共に、前記変圧器に無負荷出
力電圧検出回路を付加したスイッチング電源において、
前記帰還巻線を前記無負荷出力電圧検出回路における無
負荷出力電圧検出巻線として兼用したことを特徴とする
スイッチング電源。Positive feedback is applied from the output side of the switching element connected to the transformer to the input side through a feedback winding provided in the transformer to cause self-excited oscillation, and DC output is generated through another winding of the transformer. In a switching power supply in which a no-load output voltage detection circuit is added to the transformer,
A switching power supply characterized in that the feedback winding is also used as a no-load output voltage detection winding in the no-load output voltage detection circuit.
JP18556982U 1982-12-08 1982-12-08 switching power supply Pending JPS5990289U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18556982U JPS5990289U (en) 1982-12-08 1982-12-08 switching power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18556982U JPS5990289U (en) 1982-12-08 1982-12-08 switching power supply

Publications (1)

Publication Number Publication Date
JPS5990289U true JPS5990289U (en) 1984-06-19

Family

ID=30401056

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18556982U Pending JPS5990289U (en) 1982-12-08 1982-12-08 switching power supply

Country Status (1)

Country Link
JP (1) JPS5990289U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6212376A (en) * 1985-07-08 1987-01-21 Hitachi Ltd Switching power source
JP2008149244A (en) * 2006-12-15 2008-07-03 Matsushita Electric Works Ltd Electrostatic atomizer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6212376A (en) * 1985-07-08 1987-01-21 Hitachi Ltd Switching power source
JP2008149244A (en) * 2006-12-15 2008-07-03 Matsushita Electric Works Ltd Electrostatic atomizer

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