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HV9904

Part Number	HV9904
Manufacturer	Supertex Inc
Description	HV9904 Multi Converter Controller
Published	Mar 26, 2005
Detailed Description	HV9904 Preliminary Engineering Specification HV9904 Multi Converter Controller Features ...
Datasheet	HV9904 PDF File

Overview

HV9904 Preliminary Engineering Specification HV9904 Multi Converter Controller Features Eliminates High Voltage Input Electrolytic Capacitor Smallest and Most Reliable Off-Line Solution Constant Current or Constant Voltage Mode Control Can be Operated Directly from Rectified AC Mains 10V to 400V Input Range Internal Regulator 1.
5mA Operating Supply Current PLL Based Loop Control with Soft Start On-Time Varies Inversely with Input Voltage Frequency Varies with Load 2.
5V Differential Sense Recommended for <10W Applications General Description The Supertex HV9904 is a second order PWM controller designed to provide a constant average current output or a constant average voltage output from an input of 10V to 400V DC or directly from rectified AC mains up to 280V.
The second order topology is capable of extremely high dynamic control range, allowing operation directly from rectified AC mains without the need for bulky and expensive high voltage input elec...

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