HV9123, HV9120 Datasheet - Microchip

HV9123 - High-Voltage Current-Mode PWM Controller

HV9120 and HV9123 are Switch-Mode Power Supply (SMPS) controllers suitable for the control of a variety of converter topologies, including flyback and forward converter. Using an internal, high-voltage regulator, HV9120 and HV9123 can derive a bias supply for starting-up and powering a converter fro.

HV9123 Features

* 10 to 450V input voltage range

* 1 MHz clock

* 49% maximum duty version Applications

* Off-line high frequency power supplies

* Universal input power supplies

* High density power supplies

* Very high efficie

HV9120-Microchip.pdf