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HV9123

Part Number	HV9123
Manufacturer	Supertex Inc
Description	Current-Mode PWM Controller
Published	Mar 26, 2005
Detailed Description	Supertex inc. HV9123 High-Voltage, Current-Mode PWM Controller Features ►► 10 to 450V input voltage range ►► <1.3mA...
Datasheet	HV9123 PDF File

Overview

Supertex inc.
HV9123 High-Voltage, Current-Mode PWM Controller Features ►► 10 to 450V input voltage range ►► <1.
3mA supply current ►► >1.
0MHz clock ►► >20:1 dynamic range @ 500kHz ►► 99% Maximum duty cycle version ►► Low internal noise Applications ►► Off-line high frequency power supplies ►► Universal input power supplies ►► High density power supplies ►► Very high efficiency power supplies ►► Extra wide load range power supplies General Description The Supertex HV9123 is a Switch Mode Power Supply (SMPS) controller subsystem that can start and run directly from almost any DC input, from a 12V battery to a rectified and filtered 240VAC line.
It contains all the elements required to bui...

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