UCC28019 Datasheet - Texas Instruments

PFC Controller

UCC28019 Features

* 1

* 8-pin Solution Without Sensing Line Voltage Reduces External Components

* Wide-Range Universal AC Input Voltage

* Fixed 65-kHz Operating Frequency

* Maximum Duty Cycle of 97%

* Output Over/Under-Voltage Protection

* Input Brown-Out Protection

UCC28019 General Description

The UCC28019 8-pin active Power Factor Correction (PFC) controller uses the boost topology operating in Continuous Conduction Mode (CCM). The controller is suitable for systems in the 100 W to >2 kW range over a wide-range universal ac line input. Startup current during under-voltage lockout is less.

UCC28019 Datasheet (1.09 MB)