SLUAAG2
October 2021
UCC28782
Trademarks
1
Introduction
2
Control Law across Entire Load Range
3
Design SOP and Checklist
4
Practical IC Pin Setting
4.1
BUR Pin (Programmable Burst Mode)
4.2
RDM Pin (Sets Synthesized Demagnetization Time for ZVS Tuning)
4.3
RTZ Pin (Sets Delay for Transition Time to Zero)
4.4
Boost Pin
5
Transformer design
6
References
6
References
Texas Instruments,
UCC28782 High-Density Active-Clamp Flyback Controller with EMI Dithering, X-CapDischarge, and Bias Power Management
data sheet.
Texas Instruments,
UCC28782 design calculator tool
.
Texas Instruments,
65W ACF for PD application
user guide.
Texas Instruments,
65W ZVS flyback for PD application
reference guide.
Texas Instruments,
100W PFC + ACF with Si-MOS application
reference guide.
Texas Instruments,
100W PFC + ACF with GaN application
reference guide.
Texas Instruments,
Transformer structures that achieve low EMI with low and high side rectifiers
publication.
Texas Instruments,
Flyback Transformer Design for Efficiency and EMI
Texas Instruments,
Designing Low EMI Power Converters for Industrial and Automotive Systems
presentation.
Texas Instruments,
Input EMI Filter Design for Offline Phase-Dimmable LED Power Supplies
presentation.