3.8V TO 40V, 3.5A Low IQ Synchronous Buck, Replace AP64352
FEATURES

• Wide Input Range: 3.8V-40V

• Up to 3.5A Continuous Output Current

• 0.8V ±1% Feedback Reference Voltage

• Pulse Skipping Mode (PSM) with 25uA Quiescent Current

• 100ns Minimum On-time

• Programmable Soft-start Time

• Adjustable Frequency 300KHz to 2.2MHz

• External Clock Synchronization

• Frequency Spread Spectrum (FSS) Modulation for EMI Reduction

• Low Dropout Mode Operation

• Derivable Inverting Voltage Regulator

• Over-voltage and Over-Temperature Protection

• Available in an ESOP-8 Package 

PIN CONFIGUTION
CROSS
AP64352 AP64352.pdf

No.10168

FEATURES

• VIN 3.8V to 40V

• 3.5A Continuous Output Current

• 0.8V ± 1% Reference Voltage

• 22μA Low Quiescent Current (Pulse Frequency Modulation)

• Programmable Switching Frequency: 100kHz to 2.2MHz

• External Clock Synchronization: 100kHz to 2.2MHz

• Programmable Soft-Start Time

 Up to 85% Efficiency at 5mA Light Load

• Proprietary Gate Driver Design for Best EMI Reduction

• Frequency Spread Spectrum (FSS) to Reduce EMI

• Low-Dropout (LDO) Mode

• Precision Enable Threshold to Adjust UVLO

• Protection Circuitry

• Undervoltage Lockout (UVLO)

PIN CONFIGUTION
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