4.5V-60V Vin, 5A, High Efficiency Asynchronous Step-down DCDC Converter, SCT2653 Replace TPS54531.
SCT2653
SCT2653.pdf
SCT2653.pdfFEATURES
? Wide Input Range: 4.5V-60V
? Up to 5A Continuous Output Current
? 0.8V ±1% Feedback Reference Voltage
? Integrated 80m? High-Side MOSFET
? Low Quiescent Current: 175uA
? Pulse Skipping Mode (PSM) in light load
? 130ns Minimum On-time
? Adjustable Soft-start Time
? Fixed Switching Frequency: 570KHz
? 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
? 3.5V to 28V Input Voltage Range
? Adjustable Output Voltage Down to 0.8V
? Integrated 80 mΩ High Side MOSFET Supports
up to 5A Continuous Output Current
? High Efficiency at Light Loads with a Pulse
Skipping Eco-mode?
? Fixed 570kHz Switching Frequency
? Typical 1μA Shutdown Quiescent Current
? Adjustable Slow Start Limits Inrush Currents
? Programmable UVLO Threshold
? Overvoltage Transient Protection
? Cycle-by-Cycle Current Limit, Frequency Fold
Back and Thermal Shutdown Protection
? Available in Easy-to-Use Thermally Enhanced
SOIC8 PowerPADTM Package
PIN CONFIGUTION
