5V, 5A
0-Ohm
+
IN
-
+
OUT1
-
EVM
Oscilloscope
Current
Probe
OCx#
Voltage Probe
7" Twisted Pair, #20AWG
0-Ohm
+
OUT2
-
J1
J4
J5
EVM Setup
4
EVM Setup
4.1
Recommended Test Equipment
The following test equipment is recommended:
•
Two-channel storage oscilloscope
•
Current probe
•
Voltage probe
•
An adjustable power supply with a 2.7-V to 5.5-V output and a 5-A output current-limit
•
Volt-ohm meter
•
A passive or active load capable of handling 5-A
4.2
Measuring Current Limit
The user should read the applicable data sheet before using the EVM.
shows the EVM test set up for measuring current limit. A single switch is enabled into a short
circuit for this measurement.
shows the current waveform for the TPS2052BEVM-293.
Figure 9. EVM Setup For Measuring Current Limit
10
Two-Channel, Power-Distribution Switch EVM
SLVU231A – January 2008 – Revised June 2012
Copyright © 2008–2012, Texas Instruments Incorporated
