Description
The highly integrated FSL137H consists of an integrated current mode Pulse Width Modulator (PWM) and an avalanche-rugged 700V SenseFET.
It is specifically designed for high-performance offline Switch Mode Power Supplies (SMPS) with minimal external components.
Features
- Built-in 5ms Soft-Start Function Internal Avalanche Rugged 700V SenseFET Low Audio Noise High-Voltage Startup Fixed PWM Frequency at 100KHz Linearly Decreasing PWM Frequency to 18KHz Peak-Current-Mode Control Cycle-by-Cycle Current Limiting Leading-Edge Blanking (LEB) Synchronized Slope Compensation GATE Output Maximum Voltage Clamp (18V) Internal Open-loop Protection (OLP) VDD Under-Voltage Lockout (.