SLVUCG4 October   2022 TPSM82912 , TPSM82913

 

  1.   TPSM8291xEVM Evaluation Module
  2.   Trademarks
  3. 1Introduction
    1. 1.1 Performance Specification
    2. 1.2 Modifications
      1. 1.2.1 Input and Output Capacitors
      2. 1.2.2 Configurable Enable Threshold Voltage
      3. 1.2.3 NR/SS Capacitor
      4. 1.2.4 Feedforward Capacitor
      5. 1.2.5 S-CONF Resistor
      6. 1.2.6 Single LC Filter Operation
  4. 2Setup
    1. 2.1 Input and Output Connector Descriptions
    2. 2.2 Ripple Measurement Setup
  5. 3 Test Results
  6. 4 Board Layout
  7. 5Schematic and Bill of Materials
    1. 5.1 Schematic
  8. 6Bill of Materials

1.2.3 NR/SS Capacitor

There is an internal soft-start capacitor that sets the default start up time and filtering for the NRSS pin. C18 allows the addition of more capacitance to increase the soft-start time and the low frequency noise filtering.