Datasheet

V =50mV/div(ACCoupled)
O
I =1 A/div
0.75to2.25 A LoadStep
O
t-Time=200 s/divm
V =50mV/div(ACCoupled)
O
t-Time=500ns/div
SwitchingNode=5V/div
Test Setup and Results www.ti.com
2.6 Load Transient Response
The TPS54326EVM-540 response to load transient is shown in Figure 4. The current step is from 0.75 A
to 2.25 A (25% to 75% of rated load). Total peak-to-peak output voltage variation is as shown.
Figure 4. TPS54326EVM-540 Load Transient Response
2.7 Output Voltage Ripple
The TPS54326EVM-540 output voltage ripple is shown in Figure 5. The output current is the rated full load
of 3A.
Figure 5. TPS54326EVM-540 Output Voltage Ripple
6
SLVU353–November 2009
TPS54326EVM-540 3-A, SWIFT
TM
Regulator Evaluation Module
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