Features
- VIN 3.8V to 32V
- 3.5A Continuous Output Current
- 0.8V ± 1% Reference Voltage
- 22μA Low Quiescent Current (Pulse Frequency Modulation)
- 450kHz Switching Frequency
- Pulse Width Modulation (PWM) Regardless of Output Load
o AP63356
- Supports Pulse Frequency Modulation (PFM)
o AP63357
o Up to 86% Efficiency at 5mA Light Load
- Proprietary Gate Driver Design for Best EMI Reduction
- Frequency Spread Spectrum (FSS) to Reduce EMI
- Low-Dropout (LDO) Mode
- Power Good Indicator with 5MΩ Internal Pull-up
- Precision Enable Threshold to Adjust UVLO
- Protection Circuitry
o Undervoltage Lockout (UVLO)
o Output Undervoltage Protection (UVP)
o Cycle-by-Cycle Peak Current Limit
o Thermal Shutdown
- Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
- Halogen and Antimony Free. “Green” Device (Note 3)

Applications
- 5V, 12V, and 24V Distributed Power Bus Supplies
- Flat Screen TV Sets and Monitors
- Power Tools and Laser Printers
- White Goods and Small Home Appliances
- FPGA, DSP, and ASIC Supplies
- Home Audio
- Network Systems
- Gaming Consoles
- Consumer Electronics
- General Purpose Point of Load