Texas Instruments Evaluation Module for UCC29910A UCC29910AEVM-730 UCC29910AEVM-730 Data Sheet
Product codes
UCC29910AEVM-730
User
'
s Guide
SLUU505A
–
May 2011
–
Revised October 2011
Buck PFC Pre-Regulator in Power Factor Correction
Applications
1
Introduction
This EVM is to help evaluating UCC29910A buck PFC pre-regulator controller device in Power Factor
Correction (PFC) applications especially targeting notebook computer charger area with universal AC
input voltages.
Correction (PFC) applications especially targeting notebook computer charger area with universal AC
input voltages.
2
Description
The EVM is a 100-W buck PFC pre-regulator with universal AC input between 90 V
AC
and 264 V
AC
, input
frequency between 47 Hz and 63 Hz, and output voltage nominal 84 V
DC
and maximum load current 1.2 A.
2.1
Typical Applications
•
High Efficiency AC-DC Adapters
•
Low Profile and High Density Adapters
2.2
Features
•
Universal Line Input AC Voltage (between 90 V
AC
and 264 V
AC
, with frequency range 47 Hz and 63 Hz)
•
Regulated Output DC Voltage (84 V
DC
with maximum 1.2-A load current)
•
Output Voltage Regulation From no Load to Full Load, and From Low Line to High Line
•
High Efficiency 96% Peak and 95% at Full Load
•
High Power Factor Over 0.9
•
Double Sided PCB Layout
•
Buck PFC Technology
•
Non-Latching Input Under Voltage Protection
•
Over Current Protection
•
Test Points to Facilitate Device and Topology Evaluation
2
Buck PFC Pre-Regulator in Power Factor Correction Applications
SLUU505A
–
May 2011
–
Revised October 2011
Copyright
©
2011, Texas Instruments Incorporated