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DATA SHEET
UCC28730 Zero-Power Standby PSR Flyback Controller With CVCC and Wake-Up Monitoring
1 Features
- Enables Zero-Power (<5 mW) standby consumption
- Smart Wake-Up detection enables smallest output capacitance
- Primary-side regulation (PSR) eliminates optocoupler
- ±5% voltage regulation and current regulation across line and load
- 700-V start-up switch
- 83-kHz maximum switching frequency enables low stand-by power charger designs
- Resonant-ring valley-switching operation for highest overall efficiency
- Frequency-dither to ease EMI compliance
- Clamped gate-drive output for MOSFET
- Overvoltage, low-line, and overcurrent protection functions
- Programmable cable compensation
- SOIC-7 package