SLVUBJ9A July   2020  – October 2020 TPS54JB20

 

  1.   1
  2.   2
    1.     3
    2.     4
    3.     5
      1.      6
      2.      7
      3.      8
      4.      9
      5.      10
  3.   11
    1.     12
    2.     13
    3.     14
    4.     15
    5.     16
    6.     17
    7.     18
    8.     19
    9.     20
  4.   21
    1.     22
    2.     23
    3.     24
  5.   25

1.3.3 Enable Pin Selection

The converter can be enabled and disabled by J5.

Default setting: EN pin connected to VIN

Table 1-4 Enable Pin Selection
SET ON CONNECTIONENABLE SELECTION
Pins 2-3 ShortedEN pin connected to VIN pins through resistor divider
J3 OpenEN pin is left floating
Pins 1-2 ShortedEN pin connected to PGND