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Features

■ Onboard 700 V startup source

■ Fast “bi-directional” input voltage feedforward

(1/V2 correction)

■ Accurate adjustable output overvoltage

protection

■ Protection against feedback loop

disconnection (latched shutdown)

■ Inductor saturation protection

■ AC brownout detection

■ Low (≤100 μA) startup current

■ 6 mA max. operating bias current

■ 1 (@ TJ = 25 °C) internal reference voltage

■ -600/+800 mA totem pole gate driver with

active pull-down during UVLO

■ SO-14 package

Application

■ PFC pre-regulators for:

– High-end AC-DC adapter/charger

– IEC61000-3-2 or JEITA-MITI compliant

SMPS, in excess of 400 W

– SMPS for LED luminaires