TPS54232_15 Datasheet, PDF (23/31 Pages) Texas Instruments – TPS54232 2-A, 28-V, 1-MHz, Step-Down DC-DC Converter With Eco-Mode™

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VOUT
IOUT 0.5 - 2 A STEP
t - Time - 2 ms/div
Figure 17. TPS54232 Transient Response
VOUT
PH
t - Time - 1 ms/div
Figure 19. TPS54232 Output Ripple
VOUT
VIN
t - Time - 2 ms/div
Figure 21. TPS54232 Startup
TPS54232
SLVS876D – NOVEMBER 2008 – REVISED NOVEMBER 2014
60
50
40
30
20
10
0
-10
-20
-30
-40
-50
-60
10
180
150
Gain
120
90
Phase
60
30
0
-30
-60
-90
-120
-150
100
1k
10k
100k
f - Frequency - Hz
-180
1M
Figure 18. TPS54232 Loop Response
VIN
PH
t - Time - 1 ms/div
Figure 20. TPS54232 Input Ripple
VOUT
SS
t - Time - 2 ms/div
Figure 22. TPS54232 Startup Relative to Enable
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