JPH0115173B2 - - Google Patents

Info

Publication number
JPH0115173B2
JPH0115173B2 JP11800281A JP11800281A JPH0115173B2 JP H0115173 B2 JPH0115173 B2 JP H0115173B2 JP 11800281 A JP11800281 A JP 11800281A JP 11800281 A JP11800281 A JP 11800281A JP H0115173 B2 JPH0115173 B2 JP H0115173B2
Authority
JP
Japan
Prior art keywords
input
circuit
input signal
photocoupler
capacitor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP11800281A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5819031A (ja
Inventor
Mamoru Hatakawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP11800281A priority Critical patent/JPS5819031A/ja
Publication of JPS5819031A publication Critical patent/JPS5819031A/ja
Publication of JPH0115173B2 publication Critical patent/JPH0115173B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
    • H03K17/7955—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors using phototransistors

Landscapes

  • Electronic Switches (AREA)
JP11800281A 1981-07-28 1981-07-28 シ−ケンサの入力回路 Granted JPS5819031A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11800281A JPS5819031A (ja) 1981-07-28 1981-07-28 シ−ケンサの入力回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11800281A JPS5819031A (ja) 1981-07-28 1981-07-28 シ−ケンサの入力回路

Publications (2)

Publication Number Publication Date
JPS5819031A JPS5819031A (ja) 1983-02-03
JPH0115173B2 true JPH0115173B2 (US20100268047A1-20101021-C00003.png) 1989-03-16

Family

ID=14725615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11800281A Granted JPS5819031A (ja) 1981-07-28 1981-07-28 シ−ケンサの入力回路

Country Status (1)

Country Link
JP (1) JPS5819031A (US20100268047A1-20101021-C00003.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030639U (ja) * 1983-08-04 1985-03-01 富士電機株式会社 接点信号入力回路
JPS63139422A (ja) * 1986-12-02 1988-06-11 Mitsubishi Electric Corp 入力装置
JPH0212306A (ja) * 1988-06-30 1990-01-17 Fuji Electric Co Ltd プログラマブルコントローラの出力駆動装置
KR20010028071A (ko) * 1999-09-17 2001-04-06 김종수 스위칭회로
JP5264262B2 (ja) 2008-04-14 2013-08-14 三菱電機株式会社 ディジタル信号入力装置及び制御方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6027235B2 (ja) * 1976-04-28 1985-06-27 三菱電機株式会社 入力装置
JPS5523635A (en) * 1978-08-09 1980-02-20 Toshiba Corp Digital input circuit

Also Published As

Publication number Publication date
JPS5819031A (ja) 1983-02-03

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