Features z Low Cost, Green-Mode PWM z Very Low Start-up Current ( about 5μA) z Low Operating Current ( about 2mA) z Current Mode Operation z Under Voltage Lockout (UVLO) z Built-in Synchronized Slope Compensation z Programmable PWM Frequency z High-Voltage CMOS Process with ESD z SOT-23-6L & DIP-8 Pb-Free Packaging z Compatible with SG6848 and LD7550 Applications z Switching AC/DC Adaptor z Battery Charger z Open Frame Switching Power Supply z 384X Replacement