UC3637 - Unitrode

UC3637 DC Motor Controller

The UC1637 is a pulse width modulator circuit intended to be used for a variety of PWM motor drive and amplifier applications requiring either uni-directional or bidirectional drive circuits. When used to replace conventional drivers, this circuit can increase efficiency and reduce component costs for many applications. All necessary circuitry is included to.

Features

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• Single or Dual Supply Operation ±2.5V to ±20V Input Supply Range ±5% Initial Oscillator Accuracy; ± 10% Over Temperature Pulse-by-Pulse Current Limiting Under-Voltage Lockout Shutdown Input with Temperature Compensated 2.5V Threshold Uncommitted PWM Comparators for Design Flexibility Dual 100mA, Source/Sink Output Drivers DESCRIPTION The UC1637 is a pulse width modulator circuit intended to be used for a variety of PWM motor drive and amplifier applications requiring either uni-directional or bidirectional drive circuits. When used to replace conventional drivers, this circuit can incre.