SRK1000 Key Features
- Secondary side synchronous rectification controller optimized for flyback converter
- Suitable for QR and mixed CCM/DCM fixed frequency operation
- Wide Vcc operating voltage range 3.75 to 32 V
- CC regulation operation down to 2 V output supported
- Very low quiescent current in low consumption mode (160 μA)
- High-voltage sensing input for SR MOSFET drain-source voltage (100 V AMR)
- Operating frequency up to 300 kHz
- High-current gate-drive output for N-MOSFET
- Fast turn-on with minimum delay time and adaptive turn-off logic
- Programmable min. TON and fixed min. TOFF (3 options: SRK1000, SRK1000A