RU2012142423A

RU2012142423A - POWER SUPPLY SOURCE

Info

Publication number: RU2012142423A
Application number: RU2012142423/08A
Authority: RU
Inventors: Иван Васильевич Барилов; Евгений Иванович Старченко; Павел Сергеевич Кузнецов
Priority date: 2012-10-04
Filing date: 2012-10-04
Publication date: 2014-04-10
Also published as: RU2518974C2

Abstract

Источник опорного напряжения, содержащий первый и второй транзисторы, базы которых соединяются с коллектором первого транзистора, третий транзистор, база которого соединяется с коллектором второго транзистора, первый резистор, включенный между общей шиной и эмиттером второго транзистора, второй резистор, подключенный первым выводом к выходной клемме, источник тока, включенный между шиной питания и выходной клеммой, при этом эмиттеры первого и третьего транзисторов подключены к общей шине, а коллектор третьего транзистора подключен к выходной клемме, отличающийся тем, что введены четвертый и пятый транзисторы, базы которых объединяются с коллекторами четвертого и второго транзисторов, коллектор пятого транзистора подключен к коллектору первого транзистора, эмиттеры четвертого и пятого транзисторов подключены ко второму выводу второго резистора.A voltage reference source comprising first and second transistors, the bases of which are connected to the collector of the first transistor, a third transistor, the base of which is connected to the collector of the second transistor, a first resistor connected between the common bus and the emitter of the second transistor, a second resistor connected to the output terminal by the first output , a current source connected between the power bus and the output terminal, while the emitters of the first and third transistors are connected to a common bus, and the collector of the third transistor is connected to output terminal, characterized in that the fourth and fifth transistors are introduced, the bases of which are combined with the collectors of the fourth and second transistors, the collector of the fifth transistor is connected to the collector of the first transistor, the emitters of the fourth and fifth transistors are connected to the second output of the second resistor.

Claims

A voltage reference source comprising first and second transistors, the bases of which are connected to the collector of the first transistor, a third transistor, the base of which is connected to the collector of the second transistor, a first resistor connected between the common bus and the emitter of the second transistor, a second resistor connected to the output terminal by the first output , a current source connected between the power bus and the output terminal, while the emitters of the first and third transistors are connected to a common bus, and the collector of the third transistor is connected to output terminal, characterized in that the fourth and fifth transistors are introduced, the bases of which are combined with the collectors of the fourth and second transistors, the collector of the fifth transistor is connected to the collector of the first transistor, the emitters of the fourth and fifth transistors are connected to the second output of the second resistor.