Analog current-sense amplifiers with integrated shunt resistor

Enable improved system accuracy, feedback control and protection while integrating the shunt resistor

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Current-sense amplifiers with integrated shunt resistors provide calibration equivalent measurement accuracy and low temperature drift performance while ensuring an optimized Kelvin layout for the sense resistor. These devices also enable high-accuracy current measurements at common-mode voltages above supply.

New products

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INA750A-Q1
NEW
Analog current-sense amplifiers with integrated shunt resistor
INA750A-Q1 ACTIVE

AEC-Q100 qualified, 110V 35ARMS ultraprecise current-sense amplifier with enhanced PWM rejection

Approx. price (USD) 1ku | 1.38

INA750B-Q1
NEW
Analog current-sense amplifiers with integrated shunt resistor
INA750B-Q1 ACTIVE

AEC-Q100 qualified, 110V 35ARMS high-precision current-sense amplifier with enhanced PWM rejection

Approx. price (USD) 1ku | 1.263

INA751A-Q1
NEW
Analog current-sense amplifiers with integrated shunt resistor
INA751A-Q1 ACTIVE

AEC-Q100 qualified, 110V 35ARMS ultraprecise current-sense amplifier with fast transient response

Approx. price (USD) 1ku | 1.38

INA751B-Q1
NEW
Analog current-sense amplifiers with integrated shunt resistor
INA751B-Q1 ACTIVE

AEC-Q100 qualified, 110V 35ARMS high-precision current-sense amplifier with fast transient response

Approx. price (USD) 1ku | 1.263

INA751A
NEW
Analog current-sense amplifiers with integrated shunt resistor
INA751A ACTIVE

110V, 35ARMS integrated shunt, ultra-precision current sense amplifier with fast transient response

Approx. price (USD) 1ku | 1.17

INA750A
NEW
Analog current-sense amplifiers with integrated shunt resistor
INA750A ACTIVE

110V, 35ARMS integrated shunt, ultra-precision current sense amplifier with enhanced PWM rejection

Approx. price (USD) 1ku | 1.17

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Technical resources

Video series
Video series
TI Precision Labs - Current-sense amplifiers
Check out this comprehensive cirriculum for current sense amplifiers The series is comprised of short training videos that cover the basics of current sense amplifiers, tips for applications, debugging, key specs and more.
E-book
E-book
An Engineer's Guide to Current Sensing (Rev. B)
Explore the comprehensive library of application-specific current sensing design challenges and how to solve them.
document-pdfAcrobat PDF
Application brief
Application brief
Integrating the Current Sensing Resistor (Rev. D)
The integrated shunt resistors in TI's current sensors help to simplify your system design, reducing component count and minimizing board space requirements.
document-pdfAcrobat PDF

Design & development resources

Calculation tool
Current sense amplifier comparison and error tool
This Excel calculator provides a comparison between two and five of our standard current sense amplifiers, delivering a chart containing the basic parameters of each device. This calculator also takes system condition inputs from users such as common-mode voltage, supply voltage, shunt resistor (...)
Simulation tool
PSpice® for TI design and simulation tool
PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Evaluation board
INA253 Current Sensing Evaluation Module with Easy Test Access
The INA253EVM consists of one PCB with an option to cut out three individual PCBs.  Each of the PCB cutouts consists of the INA253Ax device (where Ax is A1, A2, and A3, for boards 1 through 3, respectively) and test points for external hardware connections.