KR0155105B1 - 전원공급 장치의 제어신호 발생회로 - Google Patents
전원공급 장치의 제어신호 발생회로 Download PDFInfo
- Publication number
- KR0155105B1 KR0155105B1 KR1019950014141A KR19950014141A KR0155105B1 KR 0155105 B1 KR0155105 B1 KR 0155105B1 KR 1019950014141 A KR1019950014141 A KR 1019950014141A KR 19950014141 A KR19950014141 A KR 19950014141A KR 0155105 B1 KR0155105 B1 KR 0155105B1
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- control signal
- resistor
- output
- generator
- 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.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 claims description 29
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 3
- 230000005284 excitation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- 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
- H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
- H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
- H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
-
- 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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (3)
- 입력부(10)의 출력전압이 트랜스포머(T)에 인가되고, 트랜스포머(T)의 흐르는 전류량이 전류감지부(31A)에 의해 감지되며, 이 전류감지부(31A)의 전류감지신호와 전압감지부(35A)의 전압감지신호(Vfb)에 따라 제어신호 발생부(36A)가 스위칭부(50)의 트랜지스터를 제어하기 위한 신호를 출력하는 제어신호 발생부(30)가 구비된 전원공급 장치의 제어신호 발생회로에 있어서, 상기 제어신호 발생부(30)에는 제어신호 발생부(36A)에서 출력되는 기준전압(Vref)에 의해 직류성분의 오프셋 전압을 발생시키는 오프셋전압 발생부(32A)와, 이 오프셋전압 발생부(32A)의 출력전압과 전류감지부(31A)의 출력전압을 중첩하는 중첩부(33A)와, 이 중첩부(33A)에서 충첩된 출력전압을 필터링하여 제어신호 발생부(36A)에 인가하는 필터(34A)가 더 포함됨을 특징으로 하는 전원공급 장치의 제어신호 발생회로.
- 제1항에 있어서, 상기 오프셋전압 발생부(32A)는 제어신호 발생부(36A)의 기준전압(Vref)출력측에 직렬로 접속되어 기준전압(Vref)을 분배하는 저항(R31) 및 저항(R32)과, 이 저항(R31) 및 저항(R32)사이에 접속되어 분배전압을 충전하는 콘덴서(C31)와, 상기 저항(R31) 및 저항(R32)사이에 접속되고 그 콜렉터단이 중첩부(33A) 및 필터(34A)에 병렬로 접속되어 콘덴서(C31)의 충전전압에 의해 스위칭 동작하는 트랜지스터(Q31)와, 이 트랜지스터(Q31)의 콜렉터단을 매개로 저항(R31)과 제어신호 발생부(36A)사이에 병렬로 접속되어 그 출력전류를 제한하는 저항(R33)로 구성됨을 특징으로 하는 전원공급 장치의 제어신호 발생회로.
- 제1항에 있어서, 상기 중첩부(33A)는 상기 오프셋전압 발생부(32A)의 출력전압과 전류감지부(31A)의 출력전압을 중첩하는 콘덴서로 구성됨을 특징으로 하는 전원공급장치의 제어신호 발생회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950014141A KR0155105B1 (ko) | 1995-05-31 | 1995-05-31 | 전원공급 장치의 제어신호 발생회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950014141A KR0155105B1 (ko) | 1995-05-31 | 1995-05-31 | 전원공급 장치의 제어신호 발생회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960043450A KR960043450A (ko) | 1996-12-23 |
KR0155105B1 true KR0155105B1 (ko) | 1998-12-15 |
Family
ID=19416077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950014141A Expired - Fee Related KR0155105B1 (ko) | 1995-05-31 | 1995-05-31 | 전원공급 장치의 제어신호 발생회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0155105B1 (ko) |
-
1995
- 1995-05-31 KR KR1019950014141A patent/KR0155105B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR960043450A (ko) | 1996-12-23 |
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19950531 |
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Patent event code: PA02012R01D Patent event date: 19950531 Comment text: Request for Examination of Application |
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E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 19980319 Patent event code: PE09021S01D |
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E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19980622 |
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PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19980713 Patent event code: PR07011E01D |
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PR1002 | Payment of registration fee |
Payment date: 19980713 End annual number: 3 Start annual number: 1 |
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PG1601 | Publication of registration | ||
FPAY | Annual fee payment |
Payment date: 20010629 Year of fee payment: 4 |
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LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20030610 |