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INA790B Datasheet(PDF) 3 Page - Texas Instruments

Part # INA790B
Description  INA790x –4V to 110V, Bidirectional, Ultra-Precise, Current Sense Amplifier With Enhanced PWM Rejection and 75A EZShunt™ Technology
PDF  39 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

INA790B Datasheet(HTML) 3 Page - Texas Instruments

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4 Pin Configuration and Functions
IN+
VS
NC
GND
NC
IN-
OUT
FB
REF
ALERT
IS-
IS+
1
2
3
4
5
7
9
10
11
12
13
14
8
15
6
NC
NC
NC
Figure 4-1. INA790x DEK Package 15-Pin VQFN Top View
Table 4-1. Pin Functions
PIN
Type
DESCRIPTION
NAME
NO.
ALERT
14
Digital Out
Open-drain temperature alert
FB
12
Analog Input
Gain adjustment feedback; connect to resistor divider to adjust device gain
GND
5
Analog
Ground
IN–
9
Analog Input
Kelvin connection to internal shunt on load side and negative amplifier input
IN+
1
Analog Input
Kelvin connection to internal shunt on supply side and positive amplifier input
IS–
8
Analog Input
Connect to load
IS+
15
Analog Input
Connect to supply
NC
2
–
Connect to IN+ (Pin 1)
NC
4, 6, 7
–
Connect to ground or leave unconnected
NC
10
–
Connect to IN– (Pin 9)
OUT
11
Analog Output
Output voltage
REF
13
Analog Input
Reference voltage, 0V to VS
VS
3
Analog
Power supply, 2.7V to 5.5V
www.ti.com
INA790A, INA790B
SBOSAA6B – MAY 2024 – REVISED JULY 2025
Copyright © 2025 Texas Instruments Incorporated
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3
Product Folder Links: INA790A INA790B



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