Texas Instruments INA228, User Manual, Page: 24 / 32

6.1.2 SENS064 (INA229EVM, INA239EVM)
Figure 6-3 and Figure 6-4 show the schematic of the EVM. Figure 6-3 shows the circuitry for the EVM. Figure
6-4 shows the mechanical components included with the EVM.
PQ2
PQ3
PQ0
GND
0
R2
0
R3
100V
0.1uF
C3 DNP
GND
GND
1
2
3
4
5
6
J1
0
R7
TP9
SCLK
TP10
MOSI
TP12
CS
TP11
MISO
0
R8
0
R9
0
R10
TP8
ALERT
PD2
TP5
GND
TP6
GND
TP2
IN-
TP4
IN+
TP1
VBUS
TP3
VS
0.1uF
C2
D2
10k
R5
+3V3
+3V3
1 µ F
C1
4.7k
R6
D1
10k
R4
GND
MNT_1
7
MNT_2
8
MNT_3
9
MNT_4
10
1
2
3
5
6
4
SW1
CUS-14TB
0.01
R1
DNP
INA229AIDGSR/
CS
1
MOSI
2
ALERT
3
MISO
4
SCLK
5
VS
6
GND
7
VBUS
8
IN-
9
IN+
10
U1
+3V3
PP0
PP1
PQ3
PQ2
PQ0
PQ1 1
3
5
6
4
2
7
9
10
8
12 11
J2
1
3
5
7
9
11
J3A
2
4
6
8
10
12
J3B
GND
+5V
+3V3
GND
PN4
PN5
PD2
PP1
PP0
PQ3
PQ2
PQ0
PQ1
PQ1
PP0
PP1
PN4
PD2
PN4
+5V
TP7
GND
INA239AIDGSR
Figure 6-3. SENS064 Schematic
Schematics, PCB Layout, and Bill of Materials www.ti.com
24 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241C – APRIL 2020 – REVISED JULY 2021
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