Amplifier circuit with reduced temperature dependence of the gain

An amplifier circuit includes an amplifier input, an amplifier output, a control terminal for adjusting a gain of the amplifier circuit, and a feedback path between the amplifier output and the control terminal, wherein a variable-impedance means, the impedance of which depends on a temperature so t...

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1. Verfasser: Minichshofer, Juergen
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An amplifier circuit includes an amplifier input, an amplifier output, a control terminal for adjusting a gain of the amplifier circuit, and a feedback path between the amplifier output and the control terminal, wherein a variable-impedance means, the impedance of which depends on a temperature so that a variation of the gain depending on the temperature is reduced, is connected in the feedback path.