KR970008898A - Load independent reference voltage generator - Google Patents

Load independent reference voltage generator Download PDF

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Publication number
KR970008898A
KR970008898A KR1019950021315A KR19950021315A KR970008898A KR 970008898 A KR970008898 A KR 970008898A KR 1019950021315 A KR1019950021315 A KR 1019950021315A KR 19950021315 A KR19950021315 A KR 19950021315A KR 970008898 A KR970008898 A KR 970008898A
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South Korea
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signal
voltage
terminal
input
outputting
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KR1019950021315A
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Korean (ko)
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KR0154820B1 (en
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김남걸
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김광호
삼성전자 주식회사
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Publication of KR970008898A publication Critical patent/KR970008898A/en
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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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H02M1/081—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters wherein the phase of the control voltage is adjustable with reference to the AC source

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electrical Variables (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Amplifiers (AREA)

Abstract

이 발명은 부하에 무관한 기준전압 발생기에 관한 것으로, 인가되는 구동신호에 따라 입력전압을 입력받아 제1전압신호 및 제2전압신호를 생성하는 출력하는 전압신호 생성수단(50)과, 상기 전압신호 생성수단(50)으로 부터 출력되는 제1전압신호 및 제2전압신호를 각각 반전입력단자 및 비반전입력단자를 통해 입력받아 두 신호의 전압차에 따라 해당하는 값을 증폭하여 출력하는 연산 증폭수단(60)과, 인가되는 구동 제어신호에 따라 동작하여 상기 연산증폭수단으로 부터 출력되어 입력되는 신호를 궤환하여 상기 전압신호 생성수단으로 출력하는 신호궤환수단(70)과, 인가되는 구동 제어신호에 따라 동작하여 상기 연산증폭수단(60)으로부터 출력되어 입력되는 신호에 해당하는 신호를 출력하는 신호출력수단(80)과, 상기 신호출력수단(80)으로부터 출력되는 신호를 여파하여 출력하는 여파수단(90)으로 이루어져 있으며, 보다 특성 좋고 노이즈가 적은 기준전압을 얻기 위해 부하단에 고역통과필터용 커패시터를 장착하여도 회로가 진동하지 않는, 위상 이득이 좋은 부하에 무관한 기준전압 발생기에 관한 것이다.The present invention relates to a reference voltage generator independent of a load, comprising: a voltage signal generating means (50) for receiving an input voltage according to an applied driving signal and outputting a first voltage signal and a second voltage signal; Operation amplification which receives the first voltage signal and the second voltage signal output from the signal generating means 50 through the inverting input terminal and the non-inverting input terminal, respectively, and amplifies and outputs a corresponding value according to the voltage difference between the two signals. Means 60 and a signal feedback means 70 which operates in accordance with the applied drive control signal and feeds the signal output from the operational amplification means to the voltage signal generating means, and the applied drive control signal. A signal output means 80 for outputting a signal corresponding to a signal input and output from the operational amplification means 60 and an output from the signal output means 80; Is composed of filtering means 90 for filtering and outputting a signal, and a circuit having good phase gain, in which a circuit does not vibrate even if a high pass filter capacitor is mounted at the load stage to obtain a reference voltage with better characteristics and less noise. It relates to a reference voltage generator independent of the.

Description

부하에 무관한 기준전압 발생기Load independent reference voltage generator

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

제4도는 이 발명의 실시예에 따른 부하에 무관한 기준전압 발생기를 적용한 회로도이다.4 is a circuit diagram of a load-independent reference voltage generator according to an exemplary embodiment of the present invention.

Claims (6)

인가되는 구동신호에 따라 입력전압을 입력받아 제1전압신호 및 제2전압신호를 생성하여 출력하는 전압신호 생성수단(50)과, 상기 전압신호 생성수단(50)으로 부터 출력되는 제1전압신호 및 제2전압신호를 각각 반전입력단자 및 비반전입력단자를 통해 입력받아 두 신호의 전압차에 따라 해당하는 값을 증폭하여 출력하는 연산 증폭수단(60)과, 인가되는 구동 제어신호에 따라 동작하여 상기 연산증폭수단으로 부터 출력되어 입력되는 신호를 궤환하여 상기 전압신호 생성수단으로 출력하는 신호궤환수단(70)과, 인가되는 구동 제어신호에 따라 동작하여 상기 연산증폭수단(60)으로부터 출력되어 입력되는 신호에 해당하는 신호를 출력하는 신호출력수단(80)과, 상기 신호출력수단(80)으로부터 출력되는 신호를 여파하여 출력하는 여파수단(90)으로 이루어져 있는 것을 특징으로 하는 부하에 무관한 기준전압 발생기.A voltage signal generating means 50 for receiving an input voltage according to an applied driving signal and generating and outputting a first voltage signal and a second voltage signal, and a first voltage signal output from the voltage signal generating means 50; And an amplifying means 60 which receives the second voltage signal through the inverting input terminal and the non-inverting input terminal, respectively, and amplifies and outputs a corresponding value according to the voltage difference between the two signals, and operates according to an applied driving control signal. A signal feedback means 70 for feeding back the signal inputted from the operational amplifier means and outputting the input signal to the voltage signal generating means, and being operated according to the driving control signal applied thereto and outputted from the operational amplifier means 60. Signal output means 80 for outputting a signal corresponding to the input signal, and filter means 90 for filtering and outputting the signal output from the signal output means 80 A reference voltage generator independent of load, characterized in that there is. 제1항에 있어서, 상기 전압 신호 생성수단(50)의 구성은, 입력전압(Vin)이 일측단자로 입력되는 제1저항(R51)과, 상기 제1저항(R51)의 타측단자가 일측단자로 연결되어 있는 제2저항(R52)과, 상기 제2저항(R52)의 타측단자가 에미터로 연결되고 컬렉터가 접지되어 있는 제1트랜지스터와(Q51)와, 상기 입력전압(Vin)이 일측단자로 입력되는 제3저항(R13)과, 상기 제3저항(R13)의 타측단자가 에미터로 연결되고 상기 제1트랜지스터의(Q51)의 베이스가 베이스로 연결되고 컬렉터가 접지되어 있는 제2트랜지스터(Q52)로 이루어져 있는 것을 특징으로 하는 부하에 무관한 기준전압 발생기.According to claim 1, wherein the configuration of the voltage signal generating means 50, the first resistor (R51) to which the input voltage (Vin) is input to one terminal, and the other terminal of the first resistor (R51) is one side terminal. A first transistor Q51 having a second resistor R52 connected to the second resistor, a second terminal of the second resistor R52 connected to an emitter, and a collector grounded; and the input voltage Vin A second resistor R13 input to the terminal, the other terminal of the third resistor R13 is connected to the emitter, a base of the first transistor Q51 is connected to the base, and the collector is grounded; A load-independent reference voltage generator, comprising a transistor (Q52). 제1항에 있어서, 연산증폭수단(60)의 구성은, 상기 전압생성수단(50)으로 부터 출력되는 제1전압신호와 제2전압신호를 입력받아, 상기 두 신호의 차이만큼의 신호를 일정하게 증폭하여 출력하는 차동증폭수단(61)와, 상기 차동증폭수단(61)로부터 출력되는 신호를 여파하고 증폭하여 출력하는 2차 증폭수단(65)로 이루어져 있는 것을 특징으로 하는 부하에 무관한 기준전압 발생기.The method of claim 1, wherein the operation amplification means 60 is configured to receive a first voltage signal and a second voltage signal output from the voltage generation means 50, and to set a signal equal to the difference between the two signals. A load-independent reference comprising a differential amplifying means 61 for amplifying and outputting the amplified signal and a second amplifying means 65 for filtering, amplifying and outputting a signal output from the differential amplifying means 61. Voltage generator. 제1항에 있어서, 상기 신호궤환수단(70)의 구성은, 구동 제어신호(VB)가 게이트로 입력되고 구동전원(Vcc)이 소스로 입력되고 상기 전압신호 생성수단(50)의 제1트랜지스터(Q51)의 베이스가 드레인으로 연결되어 있는 피모스(MP70)와, 상기 피모스(MP70)의 드레인이 에미터로 연결되고 상기 연산증폭수단(60)의 출력단자가 베이스로 연결되고 컬렉터가 접지되어 있는 트랜지스터(Q70)으로 이루어져 있는 것을 특징으로 하는 부하에 무관한 기준전압 발생기.2. The apparatus of claim 1, wherein the signal feedback means (70) is configured such that a drive control signal (V B ) is input to a gate and a drive power source (V cc ) is input to a source. The PMOS MP70 having the base of one transistor Q51 connected to the drain, the drain of the PMOS MP70 connected to the emitter, the output terminal of the operational amplifier 60 connected to the base, and the collector A load-independent reference voltage generator comprising a transistor (Q70) grounded. 제1항에 있어서, 상기 신호출력수단(80)의 구성은, 구동 제어신호(VB)가 게이트로 입력되고 구동전원(Vcc)이 소스로 입력되는 피모스(MP80)와, 상기 피모스(MP80)의 드레인이 에미터로 연결되고 상기 연산증폭수단(60)의 출력단자가 베이스로 연결되고 컬렉터가 접지되어 있는 트랜지스터(Q80)으로 이루어져 있는 것을 특징으로 하는 부하에 무관한 기준전압 발생기.2. The structure of claim 1, wherein the signal output means (80) comprises: a PMOS (MP80) into which a drive control signal (V B ) is input to a gate and a drive power source (V cc ) is input to a source; (MP80) the drain is connected to the emitter, the output terminal of the operational amplification means (60) is a reference voltage generator, independent of the load, characterized in that consisting of a transistor (Q80) connected to the base and the collector is grounded. 제1항에 있어서, 상기 여파수단(90)의 구성은 상기 신호출력수단(80)의 피모스(MP80)의 드레인이 일측단자로 연결되고 타측단자가 접지되어 있는 제1커패시터(C91)와, 상기 신호출력수단(80)의 피모스(MP80)의 드레인이 일측단자로 연결되고 타측단자가 접지되어 있는 제2커패시터(C92)로 이루어져 있는 것을 특징으로 하는 부하에 무관한 기준전압 발생기.According to claim 1, wherein the configuration of the filter means 90 and the first capacitor (C91) that the drain of the PMOS (MP80) of the signal output means 80 is connected to one terminal and the other terminal is grounded, The reference voltage generator independent of the load, characterized in that the drain of the PMOS (MP80) of the signal output means 80 is composed of a second capacitor (C92) connected to one terminal and the other terminal is grounded. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950021315A 1995-07-20 1995-07-20 Reference voltage generator having no-concern with load KR0154820B1 (en)

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KR1019950021315A KR0154820B1 (en) 1995-07-20 1995-07-20 Reference voltage generator having no-concern with load

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Application Number Priority Date Filing Date Title
KR1019950021315A KR0154820B1 (en) 1995-07-20 1995-07-20 Reference voltage generator having no-concern with load

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KR970008898A true KR970008898A (en) 1997-02-24
KR0154820B1 KR0154820B1 (en) 1998-12-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100791914B1 (en) * 2002-04-17 2008-01-04 가부시키가이샤 모리야마 Closed kneader

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100791914B1 (en) * 2002-04-17 2008-01-04 가부시키가이샤 모리야마 Closed kneader

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KR0154820B1 (en) 1998-12-15

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