JPS59155889U

JPS59155889U - switching regulator

Info

Publication number: JPS59155889U
Application number: JP4804783U
Authority: JP
Inventors: 幸雄井上; 謙三檀上
Original assignee: 株式会社　三社電機製作所
Priority date: 1983-03-31
Filing date: 1983-03-31
Publication date: 1984-10-19

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

[Brief explanation of the drawing]

第１図は従来のスイッチングレギュレータの結線図、第
２図ａは第１図中の第１コンデンサの両端電圧の波形図
、同図すは第１図中の第１抵抗を流れる電流の波形図、
第３図はこの考案のスイッチングレギュレータの１実施
例の結線図、第４図ａは第３図中のコシデンサの両端電
圧の波形図、同図すは第３図中の抵抗を流れる電流の波
形図である− １・・・直流電源、２〜５・・・第１〜第４トランジス
タ、６，７・・・直列回路、８・・・負荷、９〜１２・
・・第１〜第４ダイオード、２９．３０・・・抵抗、３
１゜３２・・・コンデンサ、３３．３４・・・直列回路
、３５゜３６・・・サージ吸収回路。Figure 1 is a wiring diagram of a conventional switching regulator, Figure 2a is a waveform diagram of the voltage across the first capacitor in Figure 1, and waveform diagram of the current flowing through the first resistor in Figure 1. ,
Figure 3 is a wiring diagram of one embodiment of the switching regulator of this invention, Figure 4a is a waveform diagram of the voltage across the cocidenser in Figure 3, and the waveform of the current flowing through the resistor in Figure 3. In the figure - 1... DC power supply, 2-5... 1st to 4th transistors, 6, 7... Series circuit, 8... Load, 9-12...
... 1st to 4th diodes, 29.30... Resistance, 3
1゜32...Capacitor, 33.34...Series circuit, 35゜36...Surge absorption circuit.

Claims

[Scope of utility model registration request]

By alternately switching the first and second switching elements constituting a series circuit, or among the third and fourth switching elements provided in parallel with the series circuit and constituting the series circuit, the first and fourth switching elements and said second,
By alternately switching with the third switching element,
In a switching regulator that supplies power from a DC power source to a load, diodes are provided in antiparallel to each of the elements, and resistors and capacitors are connected in parallel to both pixel circuits and constitute a surge absorption circuit together with each of the diodes. A switching regulator with a series circuit.