JPS5959445U

JPS5959445U - Relay drive circuit

Info

Publication number: JPS5959445U
Application number: JP15407882U
Authority: JP
Inventors: 関　美則
Original assignee: アンリツ株式会社
Priority date: 1982-10-13
Filing date: 1982-10-13
Publication date: 1984-04-18

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図は本考案に係るリレー駆動回路の一実施例構成、
第２図は動作タイムチャートを示している。図中、１は１２レー、２は第１のトランジスタ、３は第
２のトランジスタ、４はベース電圧供給回路、５は第１
の抵抗器、６は第２の抵抗器、７はアナログスイッチ、
８は第３の抵抗器、９はモノマルチバイブレータ回路、
１０は保護抵抗器を表わしている。FIG. 1 shows the configuration of an embodiment of the relay drive circuit according to the present invention.
FIG. 2 shows an operation time chart. In the figure, 1 is a 12-ray, 2 is a first transistor, 3 is a second transistor, 4 is a base voltage supply circuit, and 5 is a first transistor.
resistor, 6 is the second resistor, 7 is the analog switch,
8 is the third resistor, 9 is the mono multivibrator circuit,
10 represents a protection resistor.

Claims

[Scope of utility model registration request]

(1) Relay: A first resistor and a second resistor are connected in series between a power source and a ground, and a series circuit of a switch having an electrical control terminal and a third resistor is connected to the first resistor.
a base voltage supply circuit connected in parallel to the resistor; a first transistor to which a base current is supplied by the base voltage supply circuit; and a relay drive signal outputting a signal for controlling the switch for a certain period of time. a mono-multivibrator circuit; a second transistor for driving the relay by a relay drive signal;
A transistor, a second transistor, and a relay are connected in series between a power source and ground, and the relay is driven by a relay drive signal input to the mono-multi-bi break circuit and the second transistor, and then A relay drive circuit characterized in that the switch is opened to keep the relay driven.

(2) The relay drive circuit according to claim (1), wherein the relay is connected between the emitter of the first transistor and the collector of the second transistor.

(3) The relay connects the emitter of the first transistor to the emitter of the second transistor.
The first transistor is connected to the collector of the transistor.
Utility model registration claim No. (1) characterized in that the collector of the transistor is connected between the collector of the transistor and the power supply.
Relay drive circuit described in section. −