Figure 4-2. Output Ripple Measurement – Tip and Barrel Using TP9 and TP10
Figure 4-3. Control Loop Measurement Setup
4.3 Start-Up/Shutdown Procedure
1. Increase V
12V_IN
from 0 V to 10 V
DC
.
2. Vary LOAD1 from 0 A
DC
to 10 A
DC
.
3. Vary V
12V_IN
from 1- V
DC
to 14 V
DC
.
4. Decrease LOAD1 to 0 A.
Test Setup
SLUU232A – SEPTEMBER 2005 – REVISED JANUARY 2022
TPS40190 Buck Controller Evaluation Module User's Guide
7
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