TIDT318 January   2023

 

  1.   Description
  2.   Features
  3.   Applications
  4. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Considerations
    4. 1.4 Dimensions
    5. 1.5 Test Setup
  5. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Thermal Images
    3. 2.3 Bode Plots
  6. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Load Transients

Features

  • High current for advanced driver assistance systems (ADAS), infotainment, and cluster applications
  • Operation over the full automotive battery range including cold cranking and surges
  • Peak conversion efficiency of 94% to 96% in the 10- to 18-VIN range
  • LM25143-Q1 provides two-phase control and gate drive in a single IC
  • Output voltage undershoot and overshoot 2% for 30-A step and dump