Analog Pulse Width Modulation

Reference Design using part OPA2365AID by Texas Instruments

Manufacturer

Texas Instruments
  • Application Category
    Amplifiers and Comparators
  • Product Type
    Analog Amplification

Associated Documents

For End Products

  • Audio
  • Data Acquisition System
  • Industrial Process Measurement and Control
  • Test Equipment

Description

  • Analog pulse width modulation. This circuit utilizes a triangle wave generator and comparator to generate a pulse-width-modulated (PWM) waveform with a duty cycle that is inversely proportional to the input voltage. An Op-Amp and comparator generate a triangular waveform which is passed to the inverting input of a second comparator. By passing the input voltage to the non-inverting comparator input, a PWM waveform is produced

Key Features

  • Gain
    -1 dB
  • Supply Voltage
    5 V

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