SCT2422.pdf• Wide Input Range: 3.8V-40V
• Up to 2A Continuous Output Current
• 0.8V ±1% Feedback Reference Voltage
• Integrated 160mΩ High-Side and
80mΩ Low-Side Power MOSFETs
• Pulse Skipping Mode (PSM) with
25uA Quiescent Current in Sleep Mode
• 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
• Precision Enable Threshold for Programmable
Input Voltage Under-voltage Lock Out Protection
(UVLO) Threshold and Hysteresis
• Low Dropout Mode Operation
• Derivable Inverting Voltage Regulator
• Over-voltage and Over-Temperature Protection
• Available in an ESOP-8 Package
• 4 V to 40 V Input Range
• 2 A Continuous Output Current
• Ultra-low 40 μA Operating Quiescent Current
• 90 mΩ High-Side MOSFET
• Minimum Switch-On Time: 75 ns
• Current Mode Control
• Adjustable Switching Frequency from 200 kHz to
2.5 MHz
• Frequency Synchronization to External Clock
• Internal Compensation for Ease of Use
• High Duty Cycle Operation Supported
• Precision Enable Input
• 1 μA Shutdown Current
• External Soft-start
• Thermal, Overvoltage and Short Protection
• 8-Pin HSOIC with PowerPAD™ Package
