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MC33363B - HIGH VOLTAGE OFF-LINE SWITCHING REGULATOR

Features

  • an on.
  • chip 700 V/1.0 A SenseFET power switch, 450 V active off.
  • line startup FET, duty cycle controlled oscillator, current limiting comparator with a programmable threshold and leading edge blanking, latching pulse width modulator for double pulse suppression, high gain error amplifier, and a trimmed internal bandgap reference. Protective features include cycle.
  • by.
  • cycle current limiting, input undervoltage lockout with hysteresis, overvoltage protection, and therm.

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Full PDF Text Transcription

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Order this document by MC33363B/D MC33363B High Voltage Switching Regulator The MC33363B is a monolithic high voltage switching regulator that is specifically designed to operate from a rectified 240 Vac line source. This integrated circuit features an on–chip 700 V/1.0 A SenseFET power switch, 450 V active off–line startup FET, duty cycle controlled oscillator, current limiting comparator with a programmable threshold and leading edge blanking, latching pulse width modulator for double pulse suppression, high gain error amplifier, and a trimmed internal bandgap reference. Protective features include cycle–by–cycle current limiting, input undervoltage lockout with hysteresis, overvoltage protection, and thermal shutdown.
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