Datasheet

V = 10 V / div
IN
SS = 5 V / div
Time = 2 msec / div
V = 500 mV / div
OUT
EN = 10 V / div
SS = 5 V / div
Time = 2 msec / div
V = 500 mV / div
OUT
Test Setup and Results www.ti.com
4.9 Start-Up
The TPS54228EVM-686 start-up waveform relative to V
IN
is shown in Figure 11.
Figure 11. TPS54228EVM-686 Start-Up Relative to V
IN
The TPS54228EVM-686 start-up waveform relative to enable (EN) is shown in Figure 12.
Figure 12. TPS54228EVM-686 Start-Up Relative to EN
10
TPS54228EVM-686, 2-A, SWIFT™ Regulator Evaluation Module SLVU452– May 2011
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