SLUU420A May   2010  – February 2022 TPS51217

 

  1.   Trademarks
  2. 1 Description
    1. 1.1 Typical Applications
    2. 1.2 Features
  3. 2 Electrical Performance Specifications
  4. 3 Schematic
  5. 4 Test Setup
    1. 4.1 Test Equipment
      1. 4.1.1 Voltage Source
      2. 4.1.2 Multimeters
      3. 4.1.3 Pulse Generator
      4. 4.1.4 Output Load
      5. 4.1.5 Oscilloscope
      6. 4.1.6 Fan
      7. 4.1.7 Recommended Wire Gauge
    2. 4.2 Recommended Test Setup
      1. 4.2.1 Input Connections
      2. 4.2.2 Output Connections
      3. 4.2.3 Other Connections
    3. 4.3 List of Test Points
  6. 5 Test Procedure
    1. 5.1 Line/Load Regulation and Efficiency Measurement Procedure
    2. 5.2 Dynamic Output Voltage Transition Measurement Procedure
    3. 5.3 Equipment Shutdown
  7. 6 Performance and Typical Characteristic Curves
    1. 6.1 Efficiency
    2. 6.2 Load Regulation
    3. 6.3 Line Regulation
    4. 6.4 Transient Response
    5. 6.5 Output Ripple
    6. 6.6 Switch-Node Voltage
    7. 6.7 Start and Stop
    8. 6.8 Dymamic Output Voltage Transitions
  8. 7 EVM Assembly Drawing and PCB Layouts
  9. 8 List of Materials
  10. 9 References
  11. 10Revision History

4.2.2 Output Connections

  1. Connect the load to J4 (VOUT) and J5 (VOUT_GND) and set load to constant resistance mode to sink 0 ADC before VIN is applied.
  2. Connect a voltmeter V3 at TP7 (VOUT) and TP8 (VOUT_GND) to measure the output voltage.