L6563 L6563A
Advanced transition-mode PFC controller
Features
■ Very precise adjustable output overvoltage protection
■ Tracking boost function
■ Protection against feedback loop failure (Latched shutdown)
■ Interface for cascaded converter's PWM controller
■ Input voltage feedforward (1/V2)
■ Inductor saturation detection (L6563 only)
■ Remote ON/OFF control ■ Low (≤ 90µA) start-up current
■ 5mA max.
quiescent current
■ 1.
5% (@ TJ = 25°C) internal reference voltage ■ -600/+800 mA totem pole gate driver with
active pull-down during UVLO
■ SO14 package
SO-14
Applications
PFC pre-
regulators for: ■ HI-END AC-DC adapter/charger ■ Desktop PC, server, WEB server ■ IEC61000-3-2 OR JEIDA-MITI ...