BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

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SWITCHING REGULATOR CONTROL CIRCUIT

DESCRIPTION\nThe µPC494 is an inverter control unit which provides all the control circuitry for PWM type switching regulators. Included in this device is the voltage reference, dual error amplifiers, oscillator, pulse width modulator, pulse steering flip flop, dual alternating output switches and d • Complete PWM power control circuit.\n• Adjustable dead-time (0 to 100%).\n• No double pulsing of same output during load transient condition.\n• Dual error amplifiers have wide common mode input voltage capability (−0.3 V to VCC−2 V).\n• Circuit architecture provides easy synchronization.\n• U;

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