UCC28070PWR TI Power Factor Correction (PFC)

The UCC28070 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 TSSOP (PW), 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, and telecom rectifiers. In stock at HL Electronics – request a quote for fast delivery.