SNVU770 June   2021 LM5157 , LM5157-Q1 , LM51571-Q1

 

  1.   Trademarks
  2. 1Introduction
  3. 2Electrical Parameters
  4. 3Application Schematic
  5. 4EVM Picture
  6. 5Test Setup and Procedure
    1. 5.1 EVM Test Setup Schematic
    2. 5.2 Test Equipment
  7. 6Test Data and Performance Curves
    1. 6.1 Efficiency
    2. 6.2 Output Regulation and Cross-Regulations
    3. 6.3 Steady-State Waveforms
    4. 6.4 Start-Up Waveforms
    5. 6.5 Dynamic Responses
    6. 6.6 Short-Circuit Protection
    7. 6.7 Bode Plots
    8. 6.8 Thermal Image
  8. 7Schematic
  9. 8Bill of Materials
  10. 9EVM Layout

6.6 Short-Circuit Protection

GUID-20210317-CA0I-QJ63-HXFF-GFKX9MMPHC7Q-low.pngFigure 6-24 Short-Circuit Protection With Hiccup Mode Disabled, VIN = 12 V (R13 = 0 Ω)
GUID-20210317-CA0I-KXJ4-H7PW-PKGNS5NPBC4K-low.pngFigure 6-25 Short-Circuit Protection With Hiccup Mode Enabled, VIN = 12 V (R13 = 62 kΩ, C29 = 47 nF)