UCC28070DWR TI Power Factor Correction (PFC)

The UCC28070DWR is a two-phase interleaved Power Factor Correction (PFC) controller for boost converters, operating from 11-V to 21-V supply . It features programmable switching frequency up to 300 kHz, current-mode control with two outputs for interleaving, and includes cycle-by-cycle current limiting and overvoltage protection . Packaged in a 20-pin SOIC (DW), it is ideal for high-power AC-DC power supplies requiring high power factor (≥ 0.99). Applications include 1-kW to 5-kW power supplies, server PSUs, telecom rectifiers, and industrial power systems requiring high efficiency and low input current harmonics. In stock at HL Electronics – request a quote for fast delivery.