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INA253 Datasheet(PDF) 3 Page - Texas Instruments

Part # INA253
Description  INA253 High Voltage, Bidirectional, Zero-Drift, Current-Shunt Monitor With Integrated, 2-mΩ, Precision, Low Inductive Shunt Resistor
PDF  36 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

INA253 Datasheet(HTML) 3 Page - Texas Instruments

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1
IS±
20
IS+
2
IS±
19
IS+
3
IS±
18
IS+
4
SH±
17
SH+
5
IN±
16
IN+
6
GND
15
NC
7
DNC1
14
DNC2
8
NC
13
OUT
9
VS
12
NC
10
REF2
11
REF1
Not to scale
3
INA253
www.ti.com
SLOS954A – JULY 2018 – REVISED DECEMBER 2018
Product Folder Links: INA253
Submit Documentation Feedback
Copyright © 2018, Texas Instruments Incorporated
5 Device Comparison Table
PRODUCT
GAIN (mV/A)
INA253A1
100
INA253A2
200
INA253A3
400
6 Pin Configuration and Functions
PW Package
20-Pin TSSOP
Top View
Pin Functions
PIN
I/O
DESCRIPTION
NO.
NAME
1
IS–
Analog input
Connect to load
2
IS–
Analog input
Connect to load
3
IS–
Analog input
Connect to load
4
SH–
Analog output
Kelvin connection to internal shunt. Connect to IN– if no filtering is needed
5
IN–
Analog input
Voltage input from load side of shunt resistor
6
GND
—
Ground
7
DNC1
—
Do not connect this pin to any potential; leave this pin floating.
8
NC
—
No connect
9
VS
Analog
Power supply, 2.7 V to 5.5 V
10
REF2
Analog input
Reference voltage 2, 0 V to VS
11
REF1
Analog input
Reference voltage 1, 0 V to VS
12
NC
—
No connect
13
OUT
Analog
Output voltage
14
DNC2
—
Do not connect this pin to any potential; leave this pin floating.
15
NC
Analog
Reserved; connect this pin to ground
16
IN+
Analog input
Voltage input from supply side of shunt resistor
17
SH+
Analog output
Kelvin connection to internal shunt. Connect to IN+ if no filtering is needed
18
IS+
Analog input
Connect to supply
19
IS+
Analog input
Connect to supply
20
IS+
Analog input
Connect to supply



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