Automotive-Compliant, 40v, 3.5a Synchronous Buck with Internal Compensation, SCT2432Q Replace AP64352Q.
SCT2432Q
SCT2432Q.pdf
SCT2432Q.pdfFEATURES
• Qualified for Automotive Applications
• AEC-Q100 Qualified with the Following Results:
- Device Temperature Grade 1: -40°C to 125°C
Ambient Operating Temperature Range
- Device HBM ESD Classification Level 2
- Device CDM ESD Classification Level C3
• Wide Input Range: 3.8V-40V
• Up to 3.5A Continuous Output Current
• 0.8V ±1% Feedback Reference Voltage
• Integrated 80mΩ High-Side and 50mΩ 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
PIN CONFIGUTION
优势替代
FEATURES
• AEC-Q100 Qualified with the Following Results
• Device Temperature Grade 1: -40°C to +125°C TA Range
• Device HBM ESD Classification Level H2
• Device CDM ESD Classification Level C5
• 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)
• Output Overvoltage Protection (OVP)
• Cycle-by-Cycle Peak Current Limit
• Thermal Shutdown
PIN CONFIGUTION
