SLVU780A September   2012  – November 2021 TPS5403

 

  1.   Trademarks
  2. 1Introduction
  3. 2Background
  4. 3Board Layout
  5. 4Bench Test Setup Conditions
    1. 4.1 Headers Description and Jumper Placement
    2. 4.2 Jumpers and Switches
  6. 5Power-Up Procedure
  7. 6Schematic and Bill of Materials
  8. 7Revision History

4.2 Jumpers and Switches

Table 4-1 Jumpers and Switches
NO.FUNCTIONPLACEMENTCOMMENT
JP4Switching FrequencyConnect JP4 to GND and set the switching frequency to
50 kHz; Leave it open and set switching frequency to 120 kHz; Connect a resistor to set the switching frequency		See the TPS5405 Monolithic Non-Synchronous Step-Down Regulator With Integrated MOSFET Data Sheet for the resistor value corresponding to specific switching frequency.