4.5 V to 42 V Input, 5 A, Step Down DC-DC Converter with Eco-mode™,SCT2651 Replace TPS54540.
FEATURES

 Wide Input Range: 4.5V-60V

 Up to 5A Continuous Output Current

 0.8V ±1% Feedback Reference Voltage

 Integrated 80mΩ High-Side

 Low Quiescent Current: 175uA

 Pulse Skipping Mode (PSM) in light load

 130ns Minimum On-time

 Programmable Soft-start Time

 Adjustable Frequency 100KHz to 800KHz

 External Clock Synchronization

 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 DFN-10L Package


PIN CONFIGUTION
CROSS
TPS54540 TPS54540.pdf

No.13336

FEATURES

• High Efficiency at Light Loads with Pulse Skipping 

  Eco-mode™

• 92-mΩ High-Side MOSFET

• 146μA Operating Quiescent Current and 2μA 

   Shutdown Current

• 100 kHz to 2.5 MHz Fixed Switching Frequency

• Synchronizes to External Clock

• Low Dropout at Light Loads with Integrated BOOT 

   MRecharge FET

• Adjustable UVLO Voltage and Hysteresis

• 0.8V 1% Internal Voltage Reference

• 8-Pin HSOIC with PowerPAD™ Package

 –40°C to 150°C TJ Operating Range






PIN CONFIGUTION
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