Datasheet

1
2
3
4
8
7
6
5
A1
A0
SDA
SCL
V
IN+
V
IN-
GND
V
S
1
2
3
4
8
7
6
5
V
IN+
V
IN-
GND
V
S
A1
A0
SDA
SCL
INA219
www.ti.com SBOS448F –AUGUST 2008– REVISED SEPTEMBER 2011
PIN CONFIGURATIONS
DCN PACKAGE
D PACKAGE
SOT23-8
SO-8
(Top View)
(Top View)
PIN DESCRIPTIONS: SOT23-8
SOT23-8
(DCN)
PIN NO NAME DESCRIPTION
1 V
IN+
Positive differential shunt voltage. Connect to positive side of shunt resistor.
Negative differential shunt voltage. Connect to negative side of shunt resistor. Bus voltage is measured
2 V
IN–
from this pin to ground.
3 GND Ground.
4 V
S
Power supply, 3V to 5.5V.
5 SCL Serial bus clock line.
6 SDA Serial bus data line.
7 A0 Address pin. Table 2 shows pin settings and corresponding addresses.
8 A1 Address pin. Table 2 shows pin settings and corresponding addresses.
PIN DESCRIPTIONS: SO-8
SO-8
(D)
PIN NO NAME DESCRIPTION
1 A1 Address pin. Table 2 shows pin settings and corresponding addresses.
2 A0 Address pin. Table 2 shows pin settings and corresponding addresses.
3 SDA Serial bus data line.
4 SCL Serial bus clock line.
5 V
S
Power supply, 3V to 5.5V.
6 GND Ground.
Negative differential shunt voltage. Connect to negative side of shunt resistor. Bus voltage is measured
7 V
IN–
from this pin to ground.
8 V
IN+
Positive differential shunt voltage. Connect to positive side of shunt resistor.
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Product Folder Link(s): INA219