CIRCUIT060016

Non-inverting microphone pre-amplifier circuit

CIRCUIT060016

Overview

This circuit uses a non–inverting amplifier circuit configuration to amplify the microphone output signal. This circuit has very good magnitude flatness and exhibits minor frequency response deviations over the audio frequency range. The circuit is designed to be operated from a single 5-V supply.
Features
  • Single 5-V supply
  • Input pressure: 100 dB SPL (2 Pa)
  • Max output: 1.228 Vrms
  • Frequency range: 20 Hz to 20 kHz
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Technical documentation

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Type Title Date
Circuit design Non-inverting microphone pre-amplifier circuit (Rev. A) PDF | HTML Sep 26, 2024
E-book Analog Engineer’s Circuit Cookbook: Amplifiers (Rev. D) PDF | HTML Sep 24, 2024
User guide Single-Supply Electret Microphone Preamplifier Reference Design Feb 2, 2015

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