KR920014347A - Magnetron driving power circuit of high frequency heating device - Google Patents

Magnetron driving power circuit of high frequency heating device Download PDF

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Publication number
KR920014347A
KR920014347A KR1019900020707A KR900020707A KR920014347A KR 920014347 A KR920014347 A KR 920014347A KR 1019900020707 A KR1019900020707 A KR 1019900020707A KR 900020707 A KR900020707 A KR 900020707A KR 920014347 A KR920014347 A KR 920014347A
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KR
South Korea
Prior art keywords
circuit
driving power
input
output
comparator
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Application number
KR1019900020707A
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Korean (ko)
Inventor
한경해
Original Assignee
이헌조
주식회사 금성사
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Publication date
Application filed by 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019900020707A priority Critical patent/KR920014347A/en
Publication of KR920014347A publication Critical patent/KR920014347A/en

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Abstract

내용 없음No content

Description

고주파가열장치의 마그네트론 구동전원회로Magnetron driving power circuit of high frequency heating device

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

제2도는 본 발명의 마그네트론 구동전원회로의 실시예도, 제3도는 제2도의 또 다른 실시예도, 제4도는 제2도 및 제3도의 각부 전압파형도.2 is an embodiment of the magnetron driving power supply circuit of the present invention, FIG. 3 is another embodiment of FIG. 2, and FIG.

Claims (3)

상용교류의 AC단으로부터 이어진 필터(22), 브리지정류기(BD0), 승압트랜스(27), 승압트랜스(27)의 1차측 스위칭트랜지스터(23), 스위칭소자구동회로(31), 출력궤한회로(3), 강압트랜스(28), PWM 가변비교기(26)등이 포함된 마그세트론 구동전원회로에 있어서, 상기 강압트랜스(28)와 비교기(26)의 가변단 사이에는 상기 상용전원과 동기된 구형파펄스발생의 상용입력동기 펄스발생부(11)와, 이동기펄스발생부(11)의 출력유무에 따라 액티브 및 비액티브출력을 발생하는 정전검출부(12)가 일체로 구비된 구성을 특징으로 하는 마드네트론의 구동전원회로.Filter 22, bridge rectifier BD 0 , step-up transformer 27, primary switching transistor 23 of step-up transformer 27, switching element drive circuit 31, output feedback In a magsetron drive power supply circuit including a circuit (3), a step-down transformer (28), a PWM variable comparator (26), and the like, the commercial power source is connected between the step-down transformer (28) and the variable stage of the comparator (26). A commercial input synchronous pulse generator 11 for synchronized square wave pulse generation and an electrostatic detector 12 for generating active and inactive output according to the output of the mobile pulse generator 11 are integrally provided. Driving power circuit of Madronron. 제1항에 있어서,상기 상용입력동기펄스발생부(110는 강압트랜스(28)출력에 이어진 맥류 전파발생의 브리지정류기(bd)와, 구형파발생의 스위칭트랜지스터(T1) 구동전원용 레귤레이터(29) 및, 상기 트랜지스터(T1)의 동기입력을 맥류변동과 함께 제공하기 위한 다이오드(D1), 저항(R1,R2)의 베이스회로를 가지고 있고, 상기 정전검출부(12)는 상기 트랜지스터(T1)의 출력과 이어지며 궤한회로를 가진 비교기(CP1)와 이 비교기(CP1)의 기준입력측에 연설된 소프트스타트용 스위치(S1)를 가진 트랜지스터(T2)회로로 구성된 것을 특징으로 하는 마그네트론의 구동전원회로.According to claim 1, The commercial input synchronous pulse generator 110 is a bridge rectifier (bd) of the pulse wave generation generation subsequent to the step-down transformer 28 output, the square wave generation switching transistor (T 1 ) driving power regulator 29 And a base circuit of diodes D 1 and resistors R 1 and R 2 for providing the synchronous input of the transistor T 1 with the pulsation fluctuation, and the electrostatic detection unit 12 includes the transistor ( And a transistor (T 2 ) circuit having a comparator (CP 1 ) having a feedback circuit connected to the output of T 1 ) and a soft start switch (S 1 ) addressed to the reference input side of the comparator (CP 1 ). Driving power circuit of magnetron. 제1항 또는 제2항에 있어서, 상기 정전검출부(12)는 상용입력동기펄스발생부(11)에서 제공된 구동펄스가 클럭입력으로 되는 플립릎롭(DFF)과 D입력에 소프트스타트스위치(S2)가 이어진 구성으로 됨을 특징으로 하는 마드네트론의 구동전원회로.[4] The soft start switch (S 2 ) according to claim 1 or 2, wherein the electrostatic detection unit (12) has a flip-klop (DFF) and a D input at which a driving pulse provided from a commercial input synchronous pulse generator (11) is a clock input. The driving power circuit of the Madronron, characterized in that the configuration is connected to. ※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900020707A 1990-12-15 1990-12-15 Magnetron driving power circuit of high frequency heating device KR920014347A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900020707A KR920014347A (en) 1990-12-15 1990-12-15 Magnetron driving power circuit of high frequency heating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900020707A KR920014347A (en) 1990-12-15 1990-12-15 Magnetron driving power circuit of high frequency heating device

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KR920014347A true KR920014347A (en) 1992-07-30

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KR1019900020707A KR920014347A (en) 1990-12-15 1990-12-15 Magnetron driving power circuit of high frequency heating device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030042742A (en) * 2001-11-23 2003-06-02 주식회사 엘지이아이 Magnetron driving apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030042742A (en) * 2001-11-23 2003-06-02 주식회사 엘지이아이 Magnetron driving apparatus

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