4.5V to 42V Input, 3.5A, Step-Down DC-DC Converter With Eco-Mode™, SCT2430Q Replace TPS54340-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
• Wide Input Range: 3.8V-40V
• Up to 3.5A Continuous Output Current
• 0.8V ±1% Feedback Reference Voltage
• Integrated 80mΩ High-Side and 50mΩ Low-Side
  Power MOSFETs
• Pulse Skipping Mode (PSM) with 25uA Quiescent
  Current in Sleep Mode
• 100ns Minimum On-time
• 2ms Internal Soft-start Time
• Adjustable Frequency 100KHz 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
优势替代
TPS54340-Q1 TPS54340-Q1.pdf

No.14461

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 H1C

  - Device CDM ESD Classification Level C3B

• High Efficiency at Light Loads With Pulse Skipping

  Eco-modeTM

• 92-mQ High-Side MOSFET

• 146-μA Operating Quiescent Current and 2-μA

  Shutdown Current

• 100-kHz to 2.5-MHz Adjustable Switching

  Frequency

• Synchronizes to External Clock

• Low Dropout at Light Loads With Integrated

  BOOT Recharge FET

• Adjustable UVLO Voltage and Hysteresis

• 0.8 V 1% Internal Voltage Reference

• 8-Pin HSOIC With PowerPADTM Package

• 40°C to 150°C T,Operating Range

• Supported by WEBENCH Software Tool




PIN CONFIGUTION
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