KR880700349A - Integrated circuit with current source - Google Patents

Integrated circuit with current source

Info

Publication number
KR880700349A
KR880700349A KR860700318A KR860700318A KR880700349A KR 880700349 A KR880700349 A KR 880700349A KR 860700318 A KR860700318 A KR 860700318A KR 860700318 A KR860700318 A KR 860700318A KR 880700349 A KR880700349 A KR 880700349A
Authority
KR
South Korea
Prior art keywords
current
transistor
integrated circuit
field effect
current source
Prior art date
Application number
KR860700318A
Other languages
Korean (ko)
Inventor
리 모리스 버나드
제어 네어지 제프리
아더 월터 로렌스
Original Assignee
마이클 와이·엡스타인
아메리칸 텔리폰 앤드 텔레그라프 캄파니
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US06/656,343 external-priority patent/US4645948A/en
Application filed by 마이클 와이·엡스타인, 아메리칸 텔리폰 앤드 텔레그라프 캄파니 filed Critical 마이클 와이·엡스타인
Publication of KR880700349A publication Critical patent/KR880700349A/en

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05FSYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02Regulating voltage or current
    • G05F3/08Regulating voltage or current wherein the variable is dc
    • G05F3/10Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26Current mirrors
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05FSYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02Regulating voltage or current
    • G05F3/08Regulating voltage or current wherein the variable is dc
    • G05F3/10Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26Current mirrors
    • G05F3/262Current mirrors using field-effect transistors only

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electrical Variables (AREA)
  • Amplifiers (AREA)
  • Logic Circuits (AREA)

Abstract

내용 없음No content

Description

전류원을 구비한 집적회로Integrated circuit with current source

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제 2 도는 본 발명을 실행시키는 제 1 회로를 도시한다.2 shows a first circuit for implementing the present invention.

Claims (11)

적어도 하나의 소자에 제어된 전류(I전류)를 공급하도록 적합된 전류원을 포함하는 집적 회로에 있어서, 상기 전류원이 기준 저항(R₁)에 의해 소스 전국에 연결된 게이트 전극을 갖고 있는 기준 전계 효과 트랜지스터(M₃)와, 상기 기준 트랜지스터에서의 채널 전류의 흐름을 증진시키는 방향으로 상기 기준 저항을 통하여 기준 전류를 흐르게 하는 수단(M5)과, 상기 채널 전류와 상기 기준 전류가 비례하도록 하는 수단(M₁,M₂,M₄)과, 상기 제어된 전류가 상기 기준 전류에 비례하도록 하는 수단 (M50)을 포함하는 것을 특징으로 하는 전류원을 구비한 집적회로.An integrated circuit comprising a current source adapted to supply a controlled current (I current) to at least one element, the reference field effect transistor comprising: a reference field effect transistor, the current source having a gate electrode connected across the source by a reference resistor R₁; M₃), means M5 for causing a reference current to flow through the reference resistor in a direction to promote flow of channel current in the reference transistor, and means for causing the channel current and the reference current to be proportional to each other (M₁, M₂). , M₄) and means (M50) for causing said controlled current to be proportional to said reference current. 제 1 항에 있어서, 상기 기준 전계 효과 트랜지스터가 엔헨스먼트 방식 트랜지스트인 것을 특징으로 하는 전류원을 구비한 집적회로.The integrated circuit with a current source according to claim 1, wherein the reference field effect transistor is an enhancement type transistor. 제 2 항에 있어서, 상기 전류원이 상기 기준 트랜지스터(V5)의 임계와, 상기 기준 트랜지스터(B)의 이득과, 상기 기준 트랜지스터에 흐르는 채널 전류(I)중 적어도 하나의 크기를 선택하므로써 온도의 함수로써 상기 기준 전류에서의 원하는 변화를 얻을 수 있는 것을 특징으로 하는 전류원을 구비한 집적회로.3. The method of claim 2, wherein the current source is a function of temperature by selecting at least one of a threshold of the reference transistor V5, a gain of the reference transistor B, and a channel current I flowing through the reference transistor. And a desired change in the reference current can be obtained. 제 3 항에 있어서, 상기 선택이 다음 공식에 따라 성취되며,4. The method of claim 3, wherein the selection is made according to the formula: IR·R=VV+(2I/BO)1/2(T/TO)3/4 I R · R = V V + (2I / B O ) 1/2 (T / T O ) 3/4 여기서 IR은 상기 기준 전류의 크기이며, R은 상기 기준 저항의 크기이고, VV는 상기 기준 트랜지스터의 임계 접입이고, I는 상기 기준 트랜지스터에 흐르는 채널이고 BO는 기준 온도 TO에서 상기 기준 트랜지스터의 이득이며, T는 상기 기준 트랜지스터의 온도인 것을 특징으로 하는 전류원을 구비한 집적회로.Where IR is the magnitude of the reference current, R is the magnitude of the reference resistance, V V is the critical input of the reference transistor, I is the channel through the reference transistor and B O is the reference transistor at a reference temperature T O. And T is the temperature of the reference transistor. 제 1 항에 있어서, 상기 집적 회로가 제 1 채널 도전을 형태의 적어도 하나의 전계 효과 트랜지스터와, 상기 제 1 타입에 반대인 채널 도전을 형태를 갖고 있는 적어도 하나의 트랜지스터를 포함하는 것을 특징으로 하는 전류원을 구비한 집적회로.2. The integrated circuit of claim 1, wherein the integrated circuit comprises at least one field effect transistor in the form of a first channel conduction and at least one transistor in the form of a channel conduction opposite to the first type. Integrated circuit with current source. 제 1 항에 있어서, 상기 집적 회로가 상기 회로에 형성된 다수의 전계 효과 트랜지스터를 갖고 있는 상기 제 1 도전을 형태의 적어도 하나의 제 1 영역을 포함하며, 또한 상기 제 2 도전을 형태의 제 2 영역을 포함하며, 상기 제어 전계 효과 트랜지스터가 상기 전계 효과 트랜지스터의 다른 것이 형성되어 있는 지역으로 부터 P-n접합에 의해 분리된 상기 제 2 영역으로 형성되어 있는 것을 특징으로 하는 전류원을 구비한 집적회로.2. The second region of claim 1, wherein the integrated circuit comprises at least one first region in the form of the first conductivity having a plurality of field effect transistors formed in the circuit, and further comprising the second region in the form of the second conductivity. And the control field effect transistor is formed in the second region separated by a P- n junction from a region where another of the field effect transistors is formed. 제 6 항에 있어서, 상기 기준 전계 효과 트랜지스터이 소스가 분리 영역에 전기적으로 연결되어 있는 것을 특징으로 하는 전류원을 구비한 집적회로.7. An integrated circuit with a current source according to claim 6, wherein said reference field effect transistor has a source electrically connected to an isolation region. 제 1 항에 있어서, 상기 기준 전계 트랜지스터가 기준 전압에 연결된 그것의 백-게이트 전극을 갖고 있는 것을 특징으로 하는 전류원을 구비한 집적회로.The integrated circuit with a current source according to claim 1, wherein said reference field transistor has its back-gate electrode connected to a reference voltage. 제 1 항에 있어서, 상기 기준 저항이 상기 기준 전계 효과 트랜지스터의 게이트 전극을 포함하는 재료이 층에 의해 적어도 부분적으로 한정된 사이즈를 갖고 있는 것을 특징으로 하는 전류원을 구비한 집적회로.2. The integrated circuit with a current source according to claim 1, wherein the reference resistor has a size at least partially defined by a layer of material comprising the gate electrode of the reference field effect transistor. 제11항에 있어서, 상기 재료가 폴리실리콘을 포함하는 것을 특징으로 하는 전류원을 구비한 집적회로.12. The integrated circuit with a current source according to claim 11, wherein the material comprises polysilicon. 제 1 항에 있어서, 기준 전류를 흐르게 하는 상기 수단과, 상기 채널 전류와 상기 수단이 전류 미러를 포함하는 것을 특징으로 하는 전류원을 구비한 집적회로.2. The integrated circuit of claim 1, wherein said means for flowing a reference current, said channel current and said means comprises a current mirror. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR860700318A 1984-10-01 1985-09-18 Integrated circuit with current source KR880700349A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US656343 1984-10-01
US06/656,343 US4645948A (en) 1984-10-01 1984-10-01 Field effect transistor current source
US68599084A 1984-12-24 1984-12-24
US685990 1984-12-24
PCT/US1985/001805 WO1986002180A1 (en) 1984-10-01 1985-09-18 A field effect transistor current source

Publications (1)

Publication Number Publication Date
KR880700349A true KR880700349A (en) 1988-02-22

Family

ID=27097177

Family Applications (1)

Application Number Title Priority Date Filing Date
KR860700318A KR880700349A (en) 1984-10-01 1985-09-18 Integrated circuit with current source

Country Status (8)

Country Link
EP (1) EP0197965B1 (en)
KR (1) KR880700349A (en)
CA (1) CA1252835A (en)
DE (1) DE3581399D1 (en)
ES (1) ES8700502A1 (en)
HK (1) HK44692A (en)
SG (1) SG84291G (en)
WO (1) WO1986002180A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4868416A (en) * 1987-12-15 1989-09-19 Gazelle Microcircuits, Inc. FET constant reference voltage generator
US5608314A (en) * 1994-04-11 1997-03-04 Advanced Micro Devices, Inc. Incremental output current generation circuit
FR2866724B1 (en) * 2004-02-20 2007-02-16 Atmel Nantes Sa DEVICE FOR GENERATING AN IMPROVED PRECISION REFERENCE ELECTRICAL VOLTAGE AND CORRESPONDING ELECTRONIC INTEGRATED CIRCUIT
US10205313B2 (en) 2015-07-24 2019-02-12 Symptote Technologies, LLC Two-transistor devices for protecting circuits from sustained overcurrent
EP3353870B1 (en) 2015-09-21 2023-06-07 Symptote Technologies LLC One-transistor devices for protecting circuits and autocatalytic voltage conversion therefor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009432A (en) * 1975-09-04 1977-02-22 Rca Corporation Constant current supply
US4051392A (en) * 1976-04-08 1977-09-27 Rca Corporation Circuit for starting current flow in current amplifier circuits

Also Published As

Publication number Publication date
ES547346A0 (en) 1986-10-16
DE3581399D1 (en) 1991-02-21
WO1986002180A1 (en) 1986-04-10
CA1252835A (en) 1989-04-18
SG84291G (en) 1991-11-22
ES8700502A1 (en) 1986-10-16
EP0197965A1 (en) 1986-10-22
HK44692A (en) 1992-06-26
EP0197965B1 (en) 1991-01-16

Similar Documents

Publication Publication Date Title
KR870008243A (en) Reference voltage generation circuit
US3356858A (en) Low stand-by power complementary field effect circuitry
KR870002650A (en) Semiconductor device having means for adjusting power supply voltage supplied thereto
KR850006651A (en) Integrated circuit with fuse circuit
KR880700468A (en) Semiconductor devices
KR930003522A (en) Slew Rate Speed Sup Circuit
KR900000968A (en) Semiconductor time delay element
CA1067575A (en) Constant current supply
GB1457587A (en) Current source
KR890013864A (en) Wide area power supply BICMOS band-gap reference voltage circuit and method for providing reference voltage
KR880002324A (en) Switching circuit
KR900002457A (en) Output buffer circuit
KR830006822A (en) Semiconductor integrated circuit device
KR880700349A (en) Integrated circuit with current source
KR900017193A (en) Static memory
KR850005632A (en) Programming voltage generator
KR870009494A (en) Power supply voltage detection circuit
KR970029739A (en) Semiconductor potential supply device and semiconductor memory device using same
KR880014675A (en) Power failure protection circuit
KR930020847A (en) Reference current generating circuit
KR830004730A (en) Control Circuit for High Voltage Solid-Slate Switch Using Pulldown Transistor
KR960025772A (en) Restore circuit and structure of semiconductor memory device
KR900007190A (en) CMOS compatible bandgap reference voltage supply circuit and its method
JPH06303118A (en) Dual gate jfet circuit to control threshold voltage
SE455454B (en) FORSTERKARKRETSANORDNING

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid