JPS6077292U - DC-DC converter - Google Patents

DC-DC converter

Info

Publication number
JPS6077292U
JPS6077292U JP16904383U JP16904383U JPS6077292U JP S6077292 U JPS6077292 U JP S6077292U JP 16904383 U JP16904383 U JP 16904383U JP 16904383 U JP16904383 U JP 16904383U JP S6077292 U JPS6077292 U JP S6077292U
Authority
JP
Japan
Prior art keywords
circuit
transistor
oscillation
converter
oscillation transistor
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
JP16904383U
Other languages
Japanese (ja)
Other versions
JPH0127428Y2 (en
Inventor
栃谷　泰弘
Original Assignee
北陸電気工業株式会社
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 北陸電気工業株式会社 filed Critical 北陸電気工業株式会社
Priority to JP16904383U priority Critical patent/JPS6077292U/en
Publication of JPS6077292U publication Critical patent/JPS6077292U/en
Application granted granted Critical
Publication of JPH0127428Y2 publication Critical patent/JPH0127428Y2/ja
Granted legal-status Critical Current

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  • 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 the drawing]

第１図は従来の直流−直流変換器の一例を示した回路図
、第２図は本考案の一実施例の一般的な構成を示した回
路図、第３図は第２図の構成を具体化した実施例を示し
たブロック図、第４図及び第５図はそれぞれ本考案の他
の異なる実施例を示した回路図、第６図は本考案の効果
を示す実験結果を示す線図である。 １・・・自励トランジスタ発振回路、２・・・駆動回路
、３・・・整流回路、４・・・出力電圧制御回路、５・
・・直流電源、６・・・定電流化手段、Ｔ・・・トラン
ス、６１・・・発振トランジスタ、Ｑ２・・・駆動トラ
ンジスタ、Ｑ３・・・制御用トランジスタ、Ｄ１〜Ｄ３
・・・ダイオード、Ｆ・・・電界効果トランジスタ、Ｃ
１〜Ｃ３・・・コンデンサ、Ｄｚ・・・ツェナーダイオ
ード、Ｒ１−Ｒ３・・・抵抗。 “）−−一 、′ｐ、４ −」１ｒβＣ３ “−八グーFig. 1 is a circuit diagram showing an example of a conventional DC-DC converter, Fig. 2 is a circuit diagram showing a general configuration of an embodiment of the present invention, and Fig. 3 is a circuit diagram showing the general configuration of an embodiment of the present invention. A block diagram showing a concrete embodiment, FIGS. 4 and 5 are circuit diagrams showing other different embodiments of the present invention, and FIG. 6 is a diagram showing experimental results showing the effects of the present invention. It is. DESCRIPTION OF SYMBOLS 1... Self-excited transistor oscillation circuit, 2... Drive circuit, 3... Rectifier circuit, 4... Output voltage control circuit, 5...
...DC power supply, 6... Constant current means, T... Transformer, 61... Oscillation transistor, Q2... Drive transistor, Q3... Control transistor, D1 to D3
...Diode, F...Field effect transistor, C
1 to C3... Capacitor, Dz... Zener diode, R1-R3... Resistor. ")--1, 'p, 4-"1rβC3 "-8gu

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）発振トランジスタとトランスとを備えて入力直流
電圧が印加されたときに所定の周波数で発振する自励ト
ランジスタ発振回路と、前記トランスの２次側に設けら
れた整流回路とを備えたリンギングチョーク形直流−直
流変換器において、前記入力直流電圧が変化した時の前
記発振トランジスタのベース電流の変化を抑制する定電
流化手段が設けられていることを特徴とする直流−直流
変換器。(1) A ringing circuit that includes a self-excited transistor oscillation circuit that includes an oscillation transistor and a transformer and oscillates at a predetermined frequency when an input DC voltage is applied, and a rectifier circuit that is provided on the secondary side of the transformer. A choke type DC-DC converter, characterized in that the DC-DC converter is provided with constant current means for suppressing a change in the base current of the oscillation transistor when the input DC voltage changes. （２）前記定電流化手段は、前記発振トランジスタのコ
レクタベース間に接続されたダイオードと該発振トラン
ジスタのベース電流を制限する電流制限抵抗とからなっ
ていることを特徴とする実用新案登録請求の範囲第１項
に記載の直流−直流変換器。(2) The utility model registration claim is characterized in that the constant current means includes a diode connected between the collector and base of the oscillation transistor and a current limiting resistor that limits the base current of the oscillation transistor. The DC-DC converter according to scope 1. （３）前記定電流化手段は、ドレインソース間回路が前
記発振トランジスタのベース電流通電回路に対して直列
に接続されたゲートがソースに結合された電界効果トラ
ンジスタからなっていることを特徴とする実用新案登録
請求の範囲第１項に記載の直流−直流変換器。(3) The constant current means is characterized in that the drain-source circuit comprises a field effect transistor whose gate is connected to the source and whose drain-source circuit is connected in series to the base current carrying circuit of the oscillation transistor. A DC-DC converter according to claim 1 of the utility model registration claim.
JP16904383U 1983-10-31 1983-10-31 DC-DC converter Granted JPS6077292U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16904383U JPS6077292U (en) 1983-10-31 1983-10-31 DC-DC converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16904383U JPS6077292U (en) 1983-10-31 1983-10-31 DC-DC converter

Publications (2)

Publication Number Publication Date
JPS6077292U true JPS6077292U (en) 1985-05-30
JPH0127428Y2 JPH0127428Y2 (en) 1989-08-16

Family

ID=30369399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16904383U Granted JPS6077292U (en) 1983-10-31 1983-10-31 DC-DC converter

Country Status (1)

Country Link
JP (1) JPS6077292U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008149244A (en) * 2006-12-15 2008-07-03 Matsushita Electric Works Ltd Electrostatic atomizer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5586378A (en) * 1978-12-22 1980-06-30 Toko Inc Switching device for power supply

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5586378A (en) * 1978-12-22 1980-06-30 Toko Inc Switching device for power supply

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008149244A (en) * 2006-12-15 2008-07-03 Matsushita Electric Works Ltd Electrostatic atomizer

Also Published As

Publication number Publication date
JPH0127428Y2 (en) 1989-08-16

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