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Test Setup
5.2 Recommended Test Setup
Figure 5-2
is the recommended test set up to evaluate the TPS53313EVM-078. Working at an ESD workstation,
make sure that any wrist straps, bootstraps or mats are connected referencing the user to earth ground before
power is applied to the EVM.
5.2.1 Input Connections
•
Prior to connecting the DC input source (VIN), it is advisable to limit the source current from VIN to 2 A
maximum. Make sure VIN is initially set to 0 V and connected to J2 as shown in
•
Connect a current meter A1 between VIN and J2 to measure the input current.
•
Connect a voltmeter V1 at TP3 (VIN) and TP6 (GND) to measure the input voltage.
5.2.2 Output Connections
•
Connect Load to J5 and set load to constant resistance mode to sink 0 A
•
Connect a voltmeter V2 at TP10 (VOUT) and TP8 (GND) to measure the output voltage.
5.2.3 Other Connections
•
Place a fan as shown in
6
TPS53313 Step-Down Converter Evaluation Module User's Guide
Figure 5-2. TPS53313EVM-078 Recommended Test Set Up
Figure 5-2
and turn on, making sure air is flowing across the EVM.
Copyright © 2021 Texas Instruments Incorporated
Figure
5-2.
before VIN is applied.
DC
SLUU819A – DECEMBER 2011 – REVISED DECEMBER 2021
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