Texas Instruments 9A, 3V to 4V Vin, SWIFT™ Converter Evaluation Module TPS54917EVM-367 TPS54917EVM-367 Ficha De Dados
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Códigos do produto
TPS54917EVM-367
2.5
Load Transients
V
OUT
I
OUT
50 mV/div
2 A/div
t - Time - 1 ms/div
2.6
Loop Characteristics
-60
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
f - Frequency - Hz
-180
-150
-120
-90
-60
-30
0
30
60
90
120
150
180
Gain
Phase
10
100
1k
10k
100k
1M
Gain-dB
Phase-deg
Test Setup and Results
www.ti.com
The TPS54917EVM-367response to load transients is shown in
. The current step is from
approximately 25% to 75% of maximum rated load at 3.3 V input. Total peak-to-peak voltage variation is
as shown, including ripple and noise on the output.
as shown, including ripple and noise on the output.
Figure 4. TPS54917EVM-367 Transient Response
The TPS54917EVM-367loop-response characteristics are shown in
. Gain and phase plots are
shown for V
IN
voltage of 3.3 V. Load current for the measurement is 4.5 A.
Figure 5. TPS54917EVM-367 Loop Response
TPS54917EVM-367 9-A, SWIFT™ Regulator Evaluation Module
6
SLVU278 – December 2008