Description
●The FSL126HR integrated Pulse Width Modulator (PWM) and SenseFET is specifically designed for high performance offline Switch-Mode Power Supplies (SMPS) with minimal external components. FSL126HR includes integrated high-voltage power switching regulators that combine an avalanche-rugged SenseFET with a current-mode PWM control block.
●Features
●■ Internal Avalanche-Rugged SenseFET (650V)
●■ Under 50mW Standby Power Consumption at 265VAC, No-load Condition with Burst Mode
●■ Precision Fixed Operating Frequency with Frequency Modulation for Attenuating EMI
●■ Internal Startup Circuit
●■ Built-in Soft-Start: 20ms
●■ Pulse-by-Pulse Current Limiting
●■ Various Protections: Over-Voltage Protection
● (OVP), Overload Protection (OLP), Output-Short
● Protection (OSP), Abnormal Over-Current
● Protection (AOCP), Internal Thermal Shutdown
● Function with Hysteresis (TSD)
●■ Auto-Restart Mode
●■ Under-Voltage Lockout (UVLO)
●■ Low Operating Current: 1.8mA
●■ Adjustable Peak Current Limit
●Applications
●■ SMPS for VCR, STB, DVD, & DVCD Players
●■ SMPS for Home Appliance
●■ Adapter
