Features
- Active Clamp Flyback Topology with Recycled Leakage Energy
and Pseudo Zero Voltage Switching Functions
- High-Voltage Startup
- Embedded VCC LDO for VCCL Pin to Guarantee Wide Range
Output Voltage
- Non-Audible-Noise Quasi-Resonant Control
- Soft Start During Startup Process
- Frequency Foldback for High Average Efficiency
- Secondary Winding Short Protection with FOCP
- Frequency Dithering for Reducing EMI
- X-CAP Discharge Function
- Useful Pin Fault Protection
- CS Pin Floating Protection
- FB/Opto-Coupler Open/Short Protection
- Comprehensive System Protection Features:
- VCC Overvoltage Protection (VOVP)
- Overload Protection (OLP)
- Brown-Out Protection (BNO)
- Secondary-Side OVP (SOVP) and UVP (SUVP)
- Packaged in the SO-10 (Type A1)
- Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
- Halogen and Antimony Free. “Green” Device (Note 3)
- For automotive applications requiring specific change control

Applications
- Smartphone quick chargers
- Notebook computer adapters
- High-Power density adapters/chargers: 30W/inch3
- Compact switching AC-DC adapter/charger
- Suitable for variable output voltage applications (USB PD, QC, SCP, VSCP, VOOC, AFC, etc.)
- ATX/BTX auxiliary power applications
- Set-top box (STB) power supplies
- Open-frame switching power supplies