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3.8V-60V Vin, 1.5A, High Efficiency Step-down DCDC Converter with Programmable Frequency, P2P TPS54140-Q1.
FEATURES

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-60V
Up to 1.5A Continuous Output Current
0.8V ±1% Feedback Reference Voltage
Integrated 220m? High-Side MOSFET
Low Quiescent Current: 190uA
Pulse Skipping Mode (PSM) in light load
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
Derivable Inverting Voltage Regulator
Over-voltage and Over-Temperature Protection
Available in an EMSOP-10 Package
PIN CONFIGUTION
優勢替代
TPS54140-Q1 TPS54140-Q1.pdf

No.14474

FEATURES

? Qualified for Automotive Applications

? 3.5-V to 42-V Input Voltage Range
? 200-m? High-Side MOSFET
? High Efficiency at Light Loads With Pulse-
Skipping Eco-mode? Control Scheme
? 116-μA Operating Quiescent Current
? 1.3-μA Shutdown Current
? 100-kHz to 2.5-MHz Switching Frequency
? Synchronizes to External Clock
? Adjustable Slow Start/Sequencing
? Undervoltage and Overvoltage Power-good Output

? Adjustable Undervoltage Lockout Voltage and Hysteresis

? 0.8-V Internal Voltage Reference










PIN CONFIGUTION
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