KR920007135Y1 - 전원 공급장치의 안정화회로 - Google Patents
전원 공급장치의 안정화회로 Download PDFInfo
- Publication number
- KR920007135Y1 KR920007135Y1 KR2019900015622U KR900015622U KR920007135Y1 KR 920007135 Y1 KR920007135 Y1 KR 920007135Y1 KR 2019900015622 U KR2019900015622 U KR 2019900015622U KR 900015622 U KR900015622 U KR 900015622U KR 920007135 Y1 KR920007135 Y1 KR 920007135Y1
- Authority
- KR
- South Korea
- Prior art keywords
- primary
- transformer
- current
- coil
- transistor
- Prior art date
Links
- 230000006641 stabilisation Effects 0.000 title claims description 8
- 238000011105 stabilization Methods 0.000 title claims description 8
- 239000003990 capacitor Substances 0.000 claims description 10
- 230000007423 decrease Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
- H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
- H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
- H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (3)
- 입력전압(VIN)의 입력측에 연결되어 입력전압을 바이어스 시키는 저항(R1)과 상기 저항(R1)의 출력측에 연결되어 초기구동되는 스위칭부(1)와, 스위칭부(1)가 턴온되는 경우 입력전압(VIN)에 의하여 전류가 흐르는 트랜스(T)의 1차측 제1코일(L1)과, 상기 트랜스(T)의 1차측 제1코일(L1)에 의하여 여자되는 트랜스(T)의 1차측 제2 코일(L2)과, 상기 트랜스(T)의 1차측 제2 코일(L2)과 저항(R1)의 출력측 사이에 연결되어 스위칭부(1)에 인가되는 전류를 제어하는 제1전류 제어부(2)와, 트랜스(T)의 1차측 제2 코일(L2)의 출력측 사이에 연결되어 스위칭부(1)에 인가되는 전류양을 증가시키는 1차 제어수단(10)과, 상기 1차 제어수단(10)의 출력측과 트랜스(T1)의 1차측 제2 코일(L2)의 입력측 사이에 연결되어 스위칭부(1)에 인가되는 전류를 온/오프시키는 2차 제어부(20)로 되는 제2 전류 제어회로(100)와, 로 되는 전원 공급장치의 안정화회로.
- 제1항에 있어서, 1차 제어수단(10)은 입력되는 부펄스에 의하여 정류되는 다이오드(D1) 및 콘덴서(C2)와, 상기 콘덴서(C2)의 출력측 노드 트랜스(T)의 1차측 제2 코일(L2)의 입력측 노드 사이에 연결되어 역전류를 방지하는 다이오드(D2)와, 상기 다이오드(D2)의 출력측 사이에 연결되어 바이어스 되는 저항(R4)과, 상기 저항(R4)의 출력측 노드에 연결되어 스위칭되는 트랜지스터(Q2) 로 되는 전원 공급장치의 안정화회로.
- 제1항에 있어서, 제 2차 제어부(20)는 트랜스(T)의 1차측 제2 코일(L2)의 입력측에 연결되어 분배되는 저항(R5),(R6)과, 상기 분배용 저항(R5)의 출력측 노드에 연결되고, 스위칭되어 1차 제어수단(10)의 정류된 전류가 스위칭부(1)에 인가되는 트랜지스터(Q3)로 되는 전원공급장치의 안정화회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019900015622U KR920007135Y1 (ko) | 1990-10-13 | 1990-10-13 | 전원 공급장치의 안정화회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019900015622U KR920007135Y1 (ko) | 1990-10-13 | 1990-10-13 | 전원 공급장치의 안정화회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920008510U KR920008510U (ko) | 1992-05-20 |
KR920007135Y1 true KR920007135Y1 (ko) | 1992-10-02 |
Family
ID=19304220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019900015622U KR920007135Y1 (ko) | 1990-10-13 | 1990-10-13 | 전원 공급장치의 안정화회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920007135Y1 (ko) |
-
1990
- 1990-10-13 KR KR2019900015622U patent/KR920007135Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR920008510U (ko) | 1992-05-20 |
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