SU1192133A1

SU1192133A1 - Semiconductor switch

Info

Publication number: SU1192133A1
Application number: SU843747160A
Authority: SU
Inventors: Георгий Афанасьевич Москаленко; Михаил Юрьевич Красонтович; Александр Валентинович Козлов; Александр Евгеньевич Скорубский; Юрий Валентинович Козлов
Original assignee: Институт Электродинамики Ан Усср; Специальное конструкторско-технологическое бюро Института электродинамики АН УССР
Priority date: 1984-05-28
Filing date: 1984-05-28
Publication date: 1985-11-15

Abstract

ПОЛУПРОВОДНИКОВЫЙ КЛЮЧ, содержащий силовые транзисторы, коллекторы которых через соответствуйщие предохранители соединены с вьпсодной шиной, эмиттеры - с общей шиной, йазы - с шиной управлени , а между общей шиной и выходной шиной включен источник посто нного напр жени через электронный ключ, отличающийс тем, что, с целью повышени надежности, в него введены транзистор управлени , диод, конденсатор и трансформатор, при этом эмиттер транзистора управлени соединен с шиной управлени и через диод - с его базой, котора через конденсатор соединена с общей шиной, коллектор транзистора управлени через первичную обмотку трансформатора соединен с шиной источника посто нного напр (/) жени , вторична обмотка.трансформатора соединена с входом управлени электронного ключа, который выполнен на тиристоре.A SEMICONDUCTOR KEY containing power transistors, whose collectors are connected to an extrusion bus through appropriate fuses, emitters to a common bus, fuses to a control bus, and a constant voltage source connected between a common bus and an output bus, characterized in that In order to increase reliability, a control transistor, a diode, a capacitor and a transformer are inserted into it, and the emitter of the control transistor is connected to the control bus and through the diode to its base, which through the condenser The ator is connected to the common bus, the collector of the control transistor is connected via the primary winding of the transformer to the bus source of the constant voltage (/) of the wiring, the secondary winding of the transformer is connected to the control input of the electronic switch which is made on the thyristor.

Description

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Claims

SEMICONDUCTOR KEY containing power transistors, the collectors of which are connected through the corresponding fuses to the output bus, the emitters are connected to the common bus, the bases are connected to the control bus, and a DC voltage source is connected between the common bus and the output bus through an electronic switch, characterized in that, with In order to increase reliability, a control transistor, a diode, a capacitor and a transformer are introduced into it, while the emitter of the control transistor is connected to the control bus and through the diode to its base, which through the capacitor one with the common bus, the control transistor collector through the primary winding of the transformer is connected to the DC bus voltage, the secondary obmotka.transformatora connected to the input of the electronic key control, which is formed on the thyristor.