Document
L6562AT
Transition-mode PFC controller
Features
■ Guaranteed for extreme temperature range (outdoor)
■ Proprietary multiplier design for minimum THD
■ Very accurate adjustable output overvoltage protection
■ Ultra-low (30 μA) start-up current ■ Low (2.5 mA) quiescent current
■ Digital leading-edge blanking on current sense ■ Disable function on E/A input
■ 1% (@ TJ = 25 °C) internal reference voltage ■ -600/+800 mA totem pole gate driver with
active pull-down during UVLO and voltage clamp Figure 1. Block diagram
DIP-8
SO-8
■ DIP-8/SO-8 packages
Applications
PFC pre-regulators for: ■ Street lighting ■ IEC61000-3-2 compliant SMPS (Flat TV,
monitors, desktop PC, games) ■ Electronic ballast
Table 1.
Device summary Order codes
L6562ATN L6562ATD L6562ATDTR
March 2009
Package DIP-8 SO-8
Rev 2
Packaging Tube Tube
Tape and reel
1/25
www.st.com
25
Contents
Contents
L6562AT
1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..