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3.6
INA220 Jumper Settings
Figure 9
shows the default jumpers configuration for the INA220EVM. In general, the jumper settings of
the USB DIG Platform will not need to be changed. You may want to change some of the jumpers on the
INA220_Test_Board to match your specific configuration. For instance, you may wish to set a specific I
address.
Table 2
explains the function of the jumpers on the INA220_Test_Board.
Jumper
JMP1
JMP2, JMP3
JMP4, JMP5
SBOU079A – July 2009 – Revised February 2010
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Figure 9. INA220EVM Default Jumper Settings
Table 2. INA220_Test_Board Jumper Functions
Default
V
DUT
JMP2 (GND)
JMP4 (GND)
Copyright © 2009–2010, Texas Instruments Incorporated
Purpose
This jumper determines the source for the INA220
power supply. In the Vdut position, the USB DIG
board supplies the power to the INA220. In the
Vs_Ext position, an external supply connected to
the INA220 T3 terminal supplies power.
A0 address input selection. This jumper determines
which signal is connected to the A0 pin of the
INA220.
A1 address input selection. This jumper determines
which signal is connected to the A1 pin of the
INA220.
INA220EVM Hardware Setup
2
C
INA220 Evaluation Module
11
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