SLVU399B August   2010  – May 2021 TPS65251

 

  1.   Trademarks
  2. 1Introduction
  3. 2Background
  4. 3Schematic
  5. 4Placement (Top Layer)
  6. 5Bench Test Setup Conditions
    1. 5.1 Headers Description and Jumper Placement
    2. 5.2 Jumpers
    3. 5.3 Test Points and Placement
  7. 6Power-Up Procedure
  8. 7Bill of Materials
  9. 8Revision History

5.2 Jumpers

Table 5-1 Jumpers
JUMPER
NO.		FUNCTIONPLACEMENTCOMMENT
JP1SYNC inputFor buck internal clock fit jumper.
For external SYNC connect as per drawing.		Jumper must be fitted if no external SYNC is used
JP2Buck1 enable (EN1)For automatic start-up fit jumper to V3V.
For sequencing do not fit jumper.
To disable converter fit jumper to GND.		Fit according to test requirement
JP3Buck3 enable (EN3)For automatic start-up fit jumper to V3V.
For sequencing do not fit jumper.
To disable converter fit jumper to GND.		Fit according to test requirement
JP4Buck2 enable (EN2)For automatic start-up fit jumper to V3V.
For sequencing do not fit jumper.
To disable converter fit jumper to GND.		Fit according to test requirement
JP5LOW_PLow power: Power save mode ON/OFF. If need low power mode test, should connect V3V internal regulator test point (TP29).Fit according to test requirement. During normal operation jumper must be fitted.
JP6GNDFor normal operation fit jumper (GND)Fit according to test requirement. During normal operation jumper must be fitted.