SF1539 Description
SF1539 is a high performance, high efficiency, highly integrated current mode PWM power switch for offline flyback converter appli.
SF1539 Key Features
- Built-in 600V Power MOSFET
- Proprietary η -BalanceTM Control to Boost
- Proprietary “Zero OCP/OPP Recovery Gap”
- Fixed 50KHz Switching Frequency
- Built-in Soft Start Function
- Very Low Startup Current
- Frequency Reduction and Burst Mode Control
- Current Mode Control
- Built-in Frequency Shuffling
- Built-in Synchronous Slope pensation