JPS60140157U

JPS60140157U - integral circuit

Info

Publication number: JPS60140157U
Application number: JP1984042976U
Authority: JP
Inventors: 健伊藤
Original assignee: 菊水電子工業株式会社
Priority date: 1984-03-26
Filing date: 1984-03-26
Publication date: 1985-09-17

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来の積分回路の一例を示す回路図、第２図は
本考案の一例を示す回路図である。　　　　　　ｑ・・
・ＦＥＴ５Ｑ４〜Ｑ７・・・トランジスタ、Ｃ２〜Ｃ６
・・・積分コンデンサ、Ｄ□〜Ｄ３・・・ダイオード、
ＳＷ・・・スイッチ。FIG. 1 is a circuit diagram showing an example of a conventional integrating circuit, and FIG. 2 is a circuit diagram showing an example of the present invention. q...
・FET5Q4~Q7...Transistor, C2~C6
... Integrating capacitor, D□~D3... Diode,
SW...Switch.

Claims

[Claims for Utility Model Registration] A source follower amplifier consisting of a FET and a transistor, a current source that provides a constant integrated current to the input of this amplifier, a load loss resistor to the transistor, and a plurality of sets connected in series. A power supply supplies a driving current through a semiconductor switch circuit consisting of transistors and diodes, and one end is connected to the input of the upper amplifier, and the other end is connected to the series connection point of each transistor and diode of the switching circuit. A plurality of integral capacitors connected to each other, an output terminal derived from the transistor, and a switch that selectively conducts the transistor of the switching circuit. Integral circuit equipped with.