UCC28950 Overview
The UCC28950 enhanced phase-shifted controller builds upon Texas Instrument’s industry standard UCx895 phase-shifted controller family with enhancements that offer best in class efficiency in today’s high performance power systems. The UCC28950 implements advanced control of the fullbridge along with active control of the synchronous rectifier output stage. The primary-side signals allow programmable delays to...
UCC28950 Key Features
- 1 Enhanced Wide Range Resonant Zero Voltage Switching (ZVS) Capability
- Direct Synchronous Rectifier (SR) Control
- Light-Load Efficiency Management Including
- Burst Mode Operation
- Discontinuous Conduction Mode (DCM)
- Programmable Adaptive Delay
- Average or Peak Current Mode Control With Programmable Slope pensation and Voltage Mode Control
- Naturally Handles Pre-Biased Start Up With DCM Mode
- Closed Loop Soft Start and Enable Function
- Programmable Switching Frequency up to 1 MHz with Bi-Directional Synchronization