Transient Response; Control Loop Bode Plot; Figure 7-5. Transient Response; Figure 7-6. Bode Plot At 0.8-V Output At 12 V Figure 7-7. Output Ripple With 0-A Load - Texas Instruments TPS546D24SEVM-2PH User Manual

Performance Data and Typical Characteristic Curves

7.3 Transient Response

Figure 7-5 shows the transient response waveform with a 20-A to 60-A transient at 1 A/µs
Timescale = 100 µs/div, CH4 = I

7.4 Control Loop Bode Plot

Figure 7-6 is the control loop bode plot.
20 TPS546D24S 2-Phase SWIFT
User's Guide
STEP at 10 A/div, CH3 = V
OUT

Figure 7-5. Transient Response

60
40
20
0
-20
-40
Gain
Phase
-60
1000 2000 5000 10000
Figure 7-6. Bode Plot at 0.8-V Output at 12 V
™
Step-Down Converter Evaluation Module
Copyright © 2023 Texas Instruments Incorporated
at 50 mV/division
OUT
100000 1000000
Frequency (Hz)
, 20-A Load
IN
www.ti.com
180
120
60
0
-60
-120
-180
SLUUCQ1 – MARCH 2023
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