JPS6113589U - switching power supply - Google Patents

switching power supply

Info

Publication number
JPS6113589U
JPS6113589U JP9515184U JP9515184U JPS6113589U JP S6113589 U JPS6113589 U JP S6113589U JP 9515184 U JP9515184 U JP 9515184U JP 9515184 U JP9515184 U JP 9515184U JP S6113589 U JPS6113589 U JP S6113589U
Authority
JP
Japan
Prior art keywords
power supply
transistor
winding
transformer
switching 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
Application number
JP9515184U
Other languages
Japanese (ja)
Inventor
寛 片岡
賢一 小沢
Original Assignee
スタンレー電気株式会社
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 スタンレー電気株式会社 filed Critical スタンレー電気株式会社
Priority to JP9515184U priority Critical patent/JPS6113589U/en
Publication of JPS6113589U publication Critical patent/JPS6113589U/en
Pending legal-status Critical Current

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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図はこの考案の一実施例を示す電気回路図、第２図
は従来のスイッチング電源装置を示す電気回路図である
。 ２・・・・・・定電流回路、Ｖ，・・・・・・直流電源
、Ｑｉ・・・・・・ＮＰＮ トランジスタ、ＮＰ・・・
・・・１次巻線（主巻線）、Ｎａ・・・・・・ベース巻
線、Ｔ・・・・・・トランス、Ｎｐ・・・・・・補助巻
線。FIG. 1 is an electric circuit diagram showing an embodiment of this invention, and FIG. 2 is an electric circuit diagram showing a conventional switching power supply device. 2... Constant current circuit, V,... DC power supply, Qi... NPN transistor, NP...
...Primary winding (main winding), Na...Base winding, T...Transformer, Np...Auxiliary winding.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 直流電源およびトランジスタを接続した主巻線と、該ト
ランジスタのベース巻線とをトランスの１次側に設け、
かつ該トランスに設けられた補助巻線の誘起電圧により
前記トランジスタのベース電流を増加させる補助回路を
ベース巻線に接続し、前記トランジスタを開閉させて直
流電源から主巻線に流れる電流を断続することによりト
ランスの２次側に誘起された電力を負荷に供給するよう
にしたスイッチング電源装置において、前記補助回路か
らの電流を一定電流値に保持する定電流回路を設けたこ
とを特徴とするスイッチング電源装置。A main winding connected to a DC power supply and a transistor, and a base winding of the transistor are provided on the primary side of the transformer,
and an auxiliary circuit that increases the base current of the transistor by an induced voltage of an auxiliary winding provided in the transformer is connected to the base winding, and the transistor is opened and closed to intermittent the current flowing from the DC power supply to the main winding. A switching power supply device configured to supply power induced in the secondary side of a transformer to a load, characterized in that a constant current circuit is provided to maintain the current from the auxiliary circuit at a constant current value. power supply.
JP9515184U 1984-06-27 1984-06-27 switching power supply Pending JPS6113589U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9515184U JPS6113589U (en) 1984-06-27 1984-06-27 switching power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9515184U JPS6113589U (en) 1984-06-27 1984-06-27 switching power supply

Publications (1)

Publication Number Publication Date
JPS6113589U true JPS6113589U (en) 1986-01-27

Family

ID=30654135

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9515184U Pending JPS6113589U (en) 1984-06-27 1984-06-27 switching power supply

Country Status (1)

Country Link
JP (1) JPS6113589U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6328486U (en) * 1986-08-08 1988-02-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6328486U (en) * 1986-08-08 1988-02-24

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