SLUUC03A February   2019  – December 2022 TPS566235

 

  1.   TPS566235EVM-036 evaluation module
  2.   Trademarks
  3. 1Introduction
  4. 2Specification Summary
  5. 3Modifications
    1. 3.1 Output Voltage Setpoint
    2. 3.2 Mode Selection
  6. 4Schematic and Board layout
    1. 4.1 Schematic
    2. 4.2 Board Layout
  7. 5EVM Test Setup
    1. 5.1 Connectors and Jumpers Description and Placement
    2. 5.2 Start-up Procedure
  8. 6Test Waveforms
    1. 6.1 Power Up
    2. 6.2 Power Down
    3. 6.3 Output Voltage Ripple
    4. 6.4 Load Transient Response
    5. 6.5 Thermal
  9. 7List of Materials and Reference
    1. 7.1 List of Materials
    2. 7.2 Reference
  10. 8Revision History

3.1 Output Voltage Setpoint

VOUT is set by the resistor divider network of R3 (RTOP) and R8 (RBOT). Set R8 value firstly, then changing R3 value can change VOUT above the reference voltage VREF = 0.6 V. The R3 value for a specific output voltage can be calculated using Equation 1.

Equation 1. GUID-37F8AF3C-4D83-48AE-BD67-E434D360845A-low.gif