Features
 Very Low Start-up Current
 Current Mode Control
 Non-audible-noise Green-mode Control
 Skip Mode Adjustable
 Internal Slope Compensation
 Soft Start During Startup Process
 Frequency Fold Back for High Average Efficiency
 Secondary Short Winding Protection with FOCP
 Soft Switching for Reducing EMI
 VCC Maintain Mode
 Latch Function for OTP
 Useful Pin Fault Protection:
SENSE Pin Floating
CTRL Pin Short to Ground
FB/Opto-coupler Open/Short
 Comprehensive System Protection Feature:
VCC Over Voltage Protection (VOVP)
Over Load Protection (OLP)
 Mini Size with Packages
 Pin to Pin Compatible with AP3103

Applications
 Audio Power Supply
 AC/DC Switching Power Supply