SF1538
SF1538 is High Performance PWM Power Switch manufactured by SiFirst.
High Performance PWM Power Switch Programmable Fsw
Features
- Built-in 600V Power MOSFET
- Proprietary “Zero OCP/OPP Recovery Gap”
Control
- Programmable Switching Frequency
- Built-in Soft Start Function
- All Pins Floating Protection
- Very Low Startup Current
- High Voltage CMOS Process with Excellent
ESD Protection
- Frequency Reduction and Burst Mode Control for Energy Saving
- Current Mode Control
- Built-in Frequency Shuffling
- Programmable Switching Frequency
- Built-in Synchronous Slope pensation
- Cycle-by-Cycle Current Limiting
- Built-in Leading Edge Blanking (LEB)
- Constant Power Limiting
- Audio Noise Free Operation
- VDD OVP & Clamp
- VDD Under Voltage Lockout...
