JPS5961618U - Midpoint potential circuit - Google Patents

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来例の回路図、第２図は他の従来例の要部の
回路図、第３図は本考案の一実施例の回路図である。 １・・・信萼源、２・・・信号増幅用の増幅器、３・・
・負荷、４，５・・・電源端子、８，９・・・第１、第
２の抵抗、１０・・・電流変動の要因となる抵抗、１６
・・・増幅器。FIG. 1 is a circuit diagram of a conventional example, FIG. 2 is a circuit diagram of a main part of another conventional example, and FIG. 3 is a circuit diagram of an embodiment of the present invention. 1...Signal source, 2...Amplifier for signal amplification, 3...
・Load, 4, 5... Power supply terminal, 8, 9... First and second resistors, 10... Resistance that causes current fluctuation, 16
···amplifier.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 任意の電位をもつ２つの電源端子間に第１、第２の抵抗
の直列回路を接続し、上記第１、第２の７　　抵抗の接
続点を、出力端と逆相入力端とを接続した増幅器の正相
入力端に接続し、上記増幅器の出力端から上記各電源端
子のもつ２つの電位の中点電位を取り出すようにした中
点電位回路。A series circuit of first and second resistors is connected between two power supply terminals having an arbitrary potential, and the connection point of the first and second resistors is connected to the output end and the negative phase input end. A midpoint potential circuit connected to a positive-phase input terminal of an amplifier and configured to extract a midpoint potential between two potentials of each of the power supply terminals from an output terminal of the amplifier.