FEATURES AND BENEFITS
■ 67 kHz PWM with ±5% Frequency Jittering
Cost Reduction of EMI Noise Filtering
■ Rugged 650 V Avalanche-Rated MOSFET
Simplified Surge Absorption
No VDSS Derating Required
■ Low rDS(on) (3.95 Ω maximum)
■ Auto-Burst Mode for Stand-By Operation or Light Loads
Less Transformer Audible Noise
■ Built-In Leading Edge Blanking
■ Soft Start and Low Start-Up Current
Start-Up Circuit Disabled in Operation
■ Low Operating Current (4 mA max)
■ Automatic Burst Stand-By (intermittent operation)
Input Power <0.1 W at No Load
■ Auto-Bias Function
Stable Burst Operation Without Generating Interference
■ Internal Off-Timer Circuit
■ Built-In Constant-Voltage/Constant Current
■ Multiple Protections:
Pulse-by-Pulse Overcurrent Protection (OCP)
Overload Protection (OLP) with Auto Restart
Latching Overvoltage Protection (OVP)
Undervoltage Lockout (UVLO) with Hysteresis
Latching Thermal Shutdown (TSD)
■ Molded Small-Size 8-Pin Package
For Low-Height SMPS