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VIPER100-E

Part Number	VIPER100-E
Manufacturer	ST Microelectronics
Description	Fixed frequency off-line converter
Published	Apr 8, 2007
Detailed Description	VIPer100-E SMPS PRIMARY I.C. General Features Type VIPer100-E VDSS 620V In RDS(on) 3A 2.5 Ω ■ ADJUSTABLE SWITCH...
Datasheet	VIPER100-E PDF File

Overview

VIPer100-E SMPS PRIMARY I.
C.
General Features Type VIPer100-E VDSS 620V In RDS(on) 3A 2.
5 Ω ■ ADJUSTABLE SWITCHING FREQUENCY UP TO 200 kHz ■ CURRENT MODE CONTROL ■ SOFT START AND SHUTDOWN CONTROL ■ AUTOMATIC BURST MODE OPERATION IN STAND-BY CONDITION ABLE TO MEET “BLUE ANGEL” NORM (<1w TOTAL POWER CONSUMPTION) ■ INTERNALLY TRIMMED ZENER REFERENCE ■ UNDERVOLTAGE LOCK-OUT WITH HYSTERESIS ■ INTEGRATED START-UP SUPPLY ■ OVER-TEMPERATURE PROTECTION ■ LOW STAND-BY CURRENT ■ ADJUSTABLE CURRENT LIMITATION Block Diagram PENTAWATT HV PENTAWATT HV (022Y) Description VIPer100-E, made using VIPower M0 Technology, combines on the same silicon chip a state-of-theart PWM circuit together with an optimized, high voltage, Vertical Power MOSFET (620V/ 3A).
Typical applications cover offline power supplies with a secondary power capability of 50W in wide range condition and 100W in single range or with doubler configuration.
It is compatible from both primary or secondary regulation loop despi...

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