Datasheet

DELAY
1ms
DELAY DELAY
10ms 100ms
EN1
disabled
EN1
enabled
1
0
1
0
EN2
disabled
EN2
enabled
1
0
1
0
EN3
disabled
EN3
enabled
1
0
1
0
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JP7 – DELAY is the jumper used to set power-on reset delay. The jumper places a capacitor in the circuit
to set the delay to approximately 1 ms, 10 ms, or 100 ms.
Figure 7. Delay Jumper Settings
JP8 – EN1 is the jumper used to enable the switch-mode converter 1. The converter is enabled when the
EN1 is high and disabled when low.
Figure 8. EN1 Jumper Setting
JP9 – EN2 is the jumper used to enable the switch-mode converter 2. The converter is enabled when the
EN2 is high and disabled when low.
Figure 9. EN2 Jumper Setting
JP10 – EN3 is the jumper used to enable the switch-mode converter 3. The converter is enabled when the
EN3 is high and disabled when low.
Figure 10. EN3 Jumper Setting
4
TPS4334xEVM Evaluation Module SLVU463–July 2011
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