JPS59104214U - constant current power supply - Google Patents

constant current power supply

Info

Publication number
JPS59104214U
JPS59104214U JP19999182U JP19999182U JPS59104214U JP S59104214 U JPS59104214 U JP S59104214U JP 19999182 U JP19999182 U JP 19999182U JP 19999182 U JP19999182 U JP 19999182U JP S59104214 U JPS59104214 U JP S59104214U
Authority
JP
Japan
Prior art keywords
power supply
constant current
section
current power
negative feedback
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
JP19999182U
Other languages
Japanese (ja)
Other versions
JPH0435937Y2 (en
Inventor
前場　幸男
Original Assignee
株式会社村田製作所
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 株式会社村田製作所 filed Critical 株式会社村田製作所
Priority to JP19999182U priority Critical patent/JPS59104214U/en
Publication of JPS59104214U publication Critical patent/JPS59104214U/en
Application granted granted Critical
Publication of JPH0435937Y2 publication Critical patent/JPH0435937Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Continuous-Control Power Sources That Use Transistors (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) [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 drawings]

第１図は従来例の回路図、第２図〜第５図は本考案の各
実施例を示す図である。 ２０、　３０．　４０．　５０・・・定電流電源、２・
・・直流電源部、３・・・出力変換回路部、４・・・負
帰還回路部、５・・・レギュレータ部、６・・・接地部
、ｃｐ・・・比較増幅器、Ｒｆ・・・負帰還抵抗、ＩＯ
・・・負荷電流、ＲＬ・・・負荷。 図FIG. 1 is a circuit diagram of a conventional example, and FIGS. 2 to 5 are diagrams showing each embodiment of the present invention. 20, 30. 40. 50... constant current power supply, 2.
...DC power supply section, 3...Output conversion circuit section, 4...Negative feedback circuit section, 5...Regulator section, 6...Grounding section, cp...Comparison amplifier, Rf...Negative Feedback resistance, IO
...Load current, RL...Load. figure

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 直流電源部と負荷との間には高圧ト、ランスを有する出
力変換回路部を設け、高圧トランスの２次側の負荷を流
れる負荷電流をその１次側に負帰還させる経路には、負
帰還抵抗と比較増幅器とを含む負帰還回路部を備えてな
る定電流電源において、負帰還抵抗を比較増幅器の入力
部と直流電源部等の１次側の接地部との間に設けたこと
を特徴とする定電流電源・　　　　　　　　　　　　　
　−第１An output conversion circuit section having a high-voltage transformer and a transformer is provided between the DC power supply section and the load, and a negative feedback circuit is provided in the path that feeds the load current flowing through the load on the secondary side of the high-voltage transformer back to its primary side. A constant current power supply comprising a negative feedback circuit section including a resistor and a comparator amplifier, characterized in that a negative feedback resistor is provided between the input section of the comparator amplifier and the ground section of the primary side of the DC power supply section, etc. A constant current power supply with
-1st
JP19999182U 1982-12-28 1982-12-28 constant current power supply Granted JPS59104214U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19999182U JPS59104214U (en) 1982-12-28 1982-12-28 constant current power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19999182U JPS59104214U (en) 1982-12-28 1982-12-28 constant current power supply

Publications (2)

Publication Number Publication Date
JPS59104214U true JPS59104214U (en) 1984-07-13
JPH0435937Y2 JPH0435937Y2 (en) 1992-08-25

Family

ID=30425520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19999182U Granted JPS59104214U (en) 1982-12-28 1982-12-28 constant current power supply

Country Status (1)

Country Link
JP (1) JPS59104214U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006018923A1 (en) * 2004-08-17 2006-02-23 Rohm Co., Ltd Power supply apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006018923A1 (en) * 2004-08-17 2006-02-23 Rohm Co., Ltd Power supply apparatus
JPWO2006018923A1 (en) * 2004-08-17 2008-05-01 ローム株式会社 Power supply
JP4510022B2 (en) * 2004-08-17 2010-07-21 ローム株式会社 Power supply device and electronic device using the same

Also Published As

Publication number Publication date
JPH0435937Y2 (en) 1992-08-25

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