3.8V-60V Vin, 1.5A, High Efficiency Step-down DCDC Converter with Programmable Frequency.
FEATURES

• Wide Input Range: 3.8V-60V

• Up to 1.5A Continuous Output Current

• 0.8V ±1% Feedback Reference Voltage 

• Integrated 220mΩ High-Side MOSFET

• Low Quiescent Current: 190µA 

• Pulse Skipping Mode (PSM) in light load 

• 100ns Minimum On-time 

• Adjustable Soft-start Time

• Adjustable Frequency 100KHz to 1.2MHz

• UV and OV Power Good Output

• 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 an EMSOP-10 Package

PIN CONFIGUTION
优势替代
TPS54240 TPS54240.pdf

No.12353

FEATURES

• 3.5-V to 42-V Input Voltage Range

• 200-mΩ High-Side MOSFET

• High Efficiency at Light Loads With a 

   Pulse Skipping Eco-Mode™

• 138-μA Operating Quiescent Current

• 1.3-μA Shutdown Current

• 100-kHz to 2.5-MHz Switching Frequency

• Synchronizes to External Clock

• Adjustable Slow Start and Sequencing

• UV and OV Power Good Output

• Adjustable UVLO Voltage and Hysteresis

• 0.8-V Internal Voltage Reference

• 10-Pin HVSSOP and 10-Pin 3-mm x 3-mm 

   VSON Packages with PowerPAD™

• Supported by WEBENCH® Software Tool




PIN CONFIGUTION
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