US4538101A
(en )
1985-08-27
Power supply device
US4030024A
(en )
1977-06-14
Switching power supply with floating internal supply circuit
KR0119883B1
(ko )
1997-10-30
스위칭 전원장치용 컨트롤러 및 이를 이용한 스위칭 전원장치
US6370039B1
(en )
2002-04-09
Isolated power converter having primary feedback control
US4535203A
(en )
1985-08-13
Bridge rectifier circuit
US6448752B1
(en )
2002-09-10
Switching regulator
EP0766372A2
(en )
1997-04-02
Resonant DC-DC converter capable of controlling by pulse width modulation
US7515441B2
(en )
2009-04-07
Switching power supply
US5517089A
(en )
1996-05-14
Regulated electroluminescent panel power supply
GB1050192A
(enExample )
DE59403052D1
(de )
1997-07-10
Sperrwandler
US6522113B1
(en )
2003-02-18
Synchronous coupled inductor switching regulator with improved output regulation
US4449173A
(en )
1984-05-15
Multi-output-type power supply devices using separately-exciting-type switching regulators
JPH0759150B2
(ja )
1995-06-21
ブロツキング発振式スイツチング・レギユレータ
KR0155183B1
(ko )
1998-12-15
절연형 스위칭전원
GB2206982A
(en )
1989-01-18
Direct current power supply
JP2707807B2
(ja )
1998-02-04
圧電トランスdc/dcコンバータ
US5572413A
(en )
1996-11-05
Primary control type switching power supply circuit
US4829414A
(en )
1989-05-09
Circuit for generating a constant high voltage for CRT deflection in response to multi-frequency horizontal sync input signal
US5615092A
(en )
1997-03-25
Switching power supply regulator with an inductive pulse circuit
US5973940A
(en )
1999-10-26
Switched-mode power supply for a load having a low power supply
CA2183206C
(en )
2002-04-16
Ringer circuit for generating sine wave
US5715149A
(en )
1998-02-03
High-voltage power pack
US6392451B1
(en )
2002-05-21
Threshold value operation circuit, and, and gate circuit, self hold circuit, start signal generation circuit using threshold value operation circuit
GB2163623A
(en )
1986-02-26
Improvements in or relating to telephone circuits