JPH0328470U - - Google Patents

Info

Publication number
JPH0328470U
JPH0328470U JP8874789U JP8874789U JPH0328470U JP H0328470 U JPH0328470 U JP H0328470U JP 8874789 U JP8874789 U JP 8874789U JP 8874789 U JP8874789 U JP 8874789U JP H0328470 U JPH0328470 U JP H0328470U
Authority
JP
Japan
Prior art keywords
switch
output control
control switch
voltage dividing
output
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.)
Granted
Application number
JP8874789U
Other languages
English (en)
Other versions
JPH0717019Y2 (ja
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 filed Critical
Priority to JP8874789U priority Critical patent/JPH0717019Y2/ja
Publication of JPH0328470U publication Critical patent/JPH0328470U/ja
Application granted granted Critical
Publication of JPH0717019Y2 publication Critical patent/JPH0717019Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係る定電流回路の一実施例の
接続図、第2図は従来のこの種の回路の一例の構
成図である。 Vref……基準電圧、RD……分圧回路、U
1,U2……演算増幅器、S1,S2……スイツ
チ、Rs……基準抵抗。

Claims (1)

    【実用新案登録請求の範囲】
  1. 直列接続された第1乃至第3の抵抗器よりなる
    分圧回路、一方の入力端が正の基準電圧源に接続
    されると共に出力端が分圧回路の一端に接続され
    この分圧回路の第1と第2の分圧抵抗の接続点が
    他方の入力端に接続された第1の演算増幅器、第
    1の分圧抵抗に並列に接続された単投のスイツチ
    、第2の分圧抵抗の間に接続された双投のスイツ
    チ、この双投のスイツチが一方の入力端に接続さ
    れると共に出力端に出力制御用のスイツチが接続
    されこのスイツチの一端が他方の入力端に接続さ
    れた第2の演算増幅器、及び前記分圧回路の一端
    と出力制御用のスイツチの一端との間に接続され
    た基準抵抗を具備し、前記出力制御用のスイツチ
    を通る電流を被測定抵抗に供給するようにした定
    電流回路。
JP8874789U 1989-07-28 1989-07-28 定電流回路 Expired - Lifetime JPH0717019Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8874789U JPH0717019Y2 (ja) 1989-07-28 1989-07-28 定電流回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8874789U JPH0717019Y2 (ja) 1989-07-28 1989-07-28 定電流回路

Publications (2)

Publication Number Publication Date
JPH0328470U true JPH0328470U (ja) 1991-03-20
JPH0717019Y2 JPH0717019Y2 (ja) 1995-04-19

Family

ID=31638342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8874789U Expired - Lifetime JPH0717019Y2 (ja) 1989-07-28 1989-07-28 定電流回路

Country Status (1)

Country Link
JP (1) JPH0717019Y2 (ja)

Also Published As

Publication number Publication date
JPH0717019Y2 (ja) 1995-04-19

Similar Documents

Publication Publication Date Title
JPH0328470U (ja)
JPS628726U (ja)
JPS63113966U (ja)
JPS6228214U (ja)
JPS63151016U (ja)
JPS628727U (ja)
JPS62198722U (ja)
JPS6271573U (ja)
JPH0345040U (ja)
JPH01117118U (ja)
JPS61136617U (ja)
JPS61195114U (ja)
JPH0177017U (ja)
JPS6316711U (ja)
JPS6184901U (ja)
JPH01117572U (ja)
JPS62203466U (ja)
JPH02128571U (ja)
JPS6380613U (ja)
JPH01159543U (ja)
JPH01100213U (ja)
JPS61136616U (ja)
JPS6295340U (ja)
JPH0485158U (ja)
JPS6333390U (ja)