SIMPLE SWITCHER? 40V, 3.5A Step-Down Converter with 40?A IQ, SCT2432Q Replace LMR14030-Q1.
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 80m? 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
優勢替代
FEATURES
? Qualified for Automotive Applications
? Device Temperature Grade 1: -40 °C to
125 °C Ambient Operating Temperature Range
? Device HBM ESD Classification Level H1C
? Device CDM ESD Classification Level C4A
? 4 V to 40 V Input Range
? 3.5 A Continuous Output Current
? Ultra-low 40 ?A Operating Quiescent Current
? 90 m? 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
? Spread Spectrum Option for Reduced EMI
? Internal Compensation for Ease of Use
? High Duty Cycle Operation Supported
? Precision Enable Input
? 1 ?A Shutdown Current
? External Soft-start
? Thermal, Overvoltage and Short Protection
? 8-Pin HSOIC with PowerPAD? Package
PIN CONFIGUTION
