KR930005215B1 - 정전압원 집적회로 - Google Patents
정전압원 집적회로 Download PDFInfo
- Publication number
- KR930005215B1 KR930005215B1 KR1019900014587A KR900014587A KR930005215B1 KR 930005215 B1 KR930005215 B1 KR 930005215B1 KR 1019900014587 A KR1019900014587 A KR 1019900014587A KR 900014587 A KR900014587 A KR 900014587A KR 930005215 B1 KR930005215 B1 KR 930005215B1
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- transistors
- current
- constant voltage
- circuit
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 13
- 230000003321 amplification Effects 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000005284 excitation Effects 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Control Of Electrical Variables (AREA)
Abstract
Description
Claims (3)
- 트랜지스터(Q1, Q2)로 이루어지는 전류미러회로와 저항(R1, R2)으로 구성되어 기준전압(Vref)을 발생하는 기준전압발생부(1)와, 상기 트랜지스터(Q1, Q2) 각각의 컬렉터ㆍ에미터간 전압을 전원전압에 무관하게 일정하여 유지시킴과 더불어 트랜지스터(Q1, Q2)에 흐르는 전류를 감쇄없이 전달하는 캐스코우드증폭부(2), 상기 트랜지스터(Q1, Q2)에 흐르는 전류의 차를 전압으로 변환하여 증폭하는 전류/전압증폭부(3) 및 전류/전압증폭부(3)의 출력에 대응되는 궤환량을 궤환시켜 상기 트랜지스터(Q1, Q2)에 동일전류를 흐르게 하는 궤환이득회로(4)로 구성된 정전압원 집적회로.
- 제1항에 있어서, 캐스코우드증폭부(2)가 트랜지스터(Q10, Q11)로 이루어지는 전류미러회로와 저항(R3, R4), 트랜지스터(Q7, Q8, Q9, Q13)로 구성된 정전압원 집적회로.
- 제1항에 있어서, 전류/전압증폭부(3)가 트랜지스터(Q3, Q5)와 트랜지스터(Q4, Q5)및 트랜지스터(Q14, Q15) 각각으로 이루어지는 전류미러회로와 저항(R5), 콘덴서(C), 트랜지스터(Q16, Q17)로 구성된 정전압원 집적회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900014587A KR930005215B1 (ko) | 1990-09-14 | 1990-09-14 | 정전압원 집적회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900014587A KR930005215B1 (ko) | 1990-09-14 | 1990-09-14 | 정전압원 집적회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920006829A KR920006829A (ko) | 1992-04-28 |
KR930005215B1 true KR930005215B1 (ko) | 1993-06-16 |
Family
ID=19303632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900014587A KR930005215B1 (ko) | 1990-09-14 | 1990-09-14 | 정전압원 집적회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR930005215B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7199433B2 (en) | 1995-07-18 | 2007-04-03 | Renesas Technology Corp. | Method of manufacturing semiconductor integrated circuit device having capacitor element |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4732617B2 (ja) * | 2001-06-08 | 2011-07-27 | セイコーインスツル株式会社 | ボルテージ・レギュレータ |
-
1990
- 1990-09-14 KR KR1019900014587A patent/KR930005215B1/ko not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7199433B2 (en) | 1995-07-18 | 2007-04-03 | Renesas Technology Corp. | Method of manufacturing semiconductor integrated circuit device having capacitor element |
US7323735B2 (en) | 1995-07-18 | 2008-01-29 | Renesas Technology Corp. | Method of manufacturing semiconductor integrated circuit device having capacitor element |
US7598558B2 (en) | 1995-07-18 | 2009-10-06 | Renesas Technology Corp. | Method of manufacturing semiconductor integrated circuit device having capacitor element |
Also Published As
Publication number | Publication date |
---|---|
KR920006829A (ko) | 1992-04-28 |
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