JPS60181183U - power supply - Google Patents

power supply

Info

Publication number
JPS60181183U
JPS60181183U JP6947084U JP6947084U JPS60181183U JP S60181183 U JPS60181183 U JP S60181183U JP 6947084 U JP6947084 U JP 6947084U JP 6947084 U JP6947084 U JP 6947084U JP S60181183 U JPS60181183 U JP S60181183U
Authority
JP
Japan
Prior art keywords
power supply
switching transistor
switching
turns
voltage
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
Application number
JP6947084U
Other languages
Japanese (ja)
Other versions
JPH0210793Y2 (en
Inventor
森口　晴雄
脇屋　和央
秀雄 石井
Original Assignee
株式会社　三社電機製作所
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 株式会社　三社電機製作所 filed Critical 株式会社　三社電機製作所
Priority to JP6947084U priority Critical patent/JPS60181183U/en
Publication of JPS60181183U publication Critical patent/JPS60181183U/en
Application granted granted Critical
Publication of JPH0210793Y2 publication Critical patent/JPH0210793Y2/ja
Granted legal-status Critical Current

Links

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) [Summary] 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図はトランジスタの出力特性図、第２図は従来の電
源装置の結線図、第３図はこの考案の電源装置の１実施
例の結線図である。 １・・・交流電源、２・・・第１整流回路、４ａ＊４ｂ
・−・第１、第２トランジスタ、６・・・制御回路、１
１・・・負荷、２１・・・第３トランジスタ、２６・・
・接点。FIG. 1 is a transistor output characteristic diagram, FIG. 2 is a wiring diagram of a conventional power supply device, and FIG. 3 is a wiring diagram of an embodiment of the power supply device of this invention. 1...AC power supply, 2...1st rectifier circuit, 4a*4b
---First and second transistors, 6... Control circuit, 1
1...Load, 21...Third transistor, 26...
·contact.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 交流電源の交流を整流する整流回路と負荷との間に設け
られたスイッチングトランジスタへの制御回路からのベ
ース制御信号により、前記スイッチングトランジスタの
スイッチング周波数を制御して前記負荷への出力を制御
するとともに、前記交流電源の電圧が瞬時に低下したと
きに、保護トランジスタのオンにより前記スイッチング
トランジスタへの前記ベース制御信号をバイパスし、前
記スイッチングトランジスタをオフして出力停止する電
源装置において、前記保護トランジスタに並列に、前記
交流電源の電圧が徐々に低下したときにオンする開閉接
点を接続した電源装置。A base control signal from a control circuit to a switching transistor provided between a rectifier circuit that rectifies alternating current of an alternating current power supply and a load controls the switching frequency of the switching transistor to control the output to the load. , in a power supply device that bypasses the base control signal to the switching transistor by turning on the protection transistor and turns off the switching transistor to stop output when the voltage of the AC power supply drops instantaneously; A power supply device in which a switching contact that turns on when the voltage of the AC power source gradually decreases is connected in parallel.
JP6947084U 1984-05-11 1984-05-11 power supply Granted JPS60181183U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6947084U JPS60181183U (en) 1984-05-11 1984-05-11 power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6947084U JPS60181183U (en) 1984-05-11 1984-05-11 power supply

Publications (2)

Publication Number Publication Date
JPS60181183U true JPS60181183U (en) 1985-12-02
JPH0210793Y2 JPH0210793Y2 (en) 1990-03-16

Family

ID=30605174

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6947084U Granted JPS60181183U (en) 1984-05-11 1984-05-11 power supply

Country Status (1)

Country Link
JP (1) JPS60181183U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012249524A (en) * 2012-09-20 2012-12-13 Sanken Electric Co Ltd Switching power supply device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012249524A (en) * 2012-09-20 2012-12-13 Sanken Electric Co Ltd Switching power supply device

Also Published As

Publication number Publication date
JPH0210793Y2 (en) 1990-03-16

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