D Provides Control of PFC and PWM Power Stages In One Device D Trailing-Edge PFC, Trailing-Edge PWM Modulation D Built-In Sequencing of PFC and PWM Turn-On D 2-A Source a.

D High-Efficiency Server and DesktopSupplies D High-Efficiency Telecom AC-DC Converter DESCRIPTION The UCC28521 and UCC.

The UCC28521 and UCC28528 combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000−3−2 harmonic reduction requirements. By combining the control and drive signals for t.

UCC28528

UCC28500

UCC28501

UCC28502

UCC28503

UCC28510

UCC28511

UCC28512

UCC28513

UCC28514

UCC28515

UCC28516

UCC28517