FSL4110LR Datasheet (Fairchild Semiconductor) - 1000V SenseFET Integrated Power Switch

FSL4110LR, 1000V SenseFET Integrated Power Switch

The FSL4110LR is an integrated pulse width modulation (PWM) controller and 1000 V avalanche rugged SenseFET specifically designed for high input voltage offline Switching Mode Power Supplies (SMPS) with minimal external components.

VCC can be supplied through integrated high-voltage power regulator

FSL4110LR Features

* Built-in Avalanche Rugged 1000 V SenseFET

* Precise Fixed Operating Frequency: 50 kHz

* VCC can be supplied from either bias-winding or self- biasing.

* Soft Burst-Mode Operation Minimizing Audible Noise

* Random Frequency Fluctuation for Low EMI

* Pulse-by-Pulse Current Li