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INA210CIRSWR

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Texas Instruments

26V, BI-DIRECTIONAL, HIGH-PRECISION CURRENT SENSE AMPLIFIER

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UQFN (RSW)
Integrated Circuits (ICs)

INA210CIRSWR

Active
Texas Instruments

26V, BI-DIRECTIONAL, HIGH-PRECISION CURRENT SENSE AMPLIFIER

Technical Specifications

Parameters and characteristics for this part

SpecificationINA210CIRSWR
Amplifier TypeCurrent Sense
Current - Input Bias28 µA
Current - Supply65 µA
Gain Bandwidth Product14 kHz
Mounting TypeSurface Mount
Number of Circuits1
Operating Temperature [Max]125 °C
Operating Temperature [Min]-40 °C
Output TypeSingle-Ended
Package / Case10-UFQFN
Slew Rate0.4 V/µs
Supplier Device Package10-UQFN
Supplier Device Package [x]1.8
Supplier Device Package [y]1.4
Voltage - Input Offset0.55 µV
Voltage - Supply Span (Max) [Max]26 V
Voltage - Supply Span (Min) [Min]2.7 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyTape & Reel (TR) 3000$ 0.45
6000$ 0.43
15000$ 0.41
Texas InstrumentsLARGE T&R 1$ 0.74
100$ 0.57
250$ 0.42
1000$ 0.30

Description

General part information

INA210-Q1 Series

The INA21x-Q1 family of devices is a voltage-output, current-shunt monitor (also called a current-sense amplifier) that can sense drops across shunts at common-mode voltages from –0.3 V to 26 V, independent of the supply voltage. Five fixed gains are available: 50 V/V, 75 V/V, 100 V/V, 200 V/V, 500 V/V, and 1000 V/V. This family of devices is commonly used for overcurrent detection, voltage feedback control loops, or as a power monitor. The low offset of the zero-drift architecture enables current sensing with maximum drops across the shunt as low as 10-mV full-scale.

The devices operate from a single 2.7-V to 26-V power supply, drawing a maximum of 100 µA of supply current. The devices are specified over the operating temperature range of –40°C to +125°C and are offered in a 6-pin SC70 package.

The INA21x-Q1 family of devices is a voltage-output, current-shunt monitor (also called a current-sense amplifier) that can sense drops across shunts at common-mode voltages from –0.3 V to 26 V, independent of the supply voltage. Five fixed gains are available: 50 V/V, 75 V/V, 100 V/V, 200 V/V, 500 V/V, and 1000 V/V. This family of devices is commonly used for overcurrent detection, voltage feedback control loops, or as a power monitor. The low offset of the zero-drift architecture enables current sensing with maximum drops across the shunt as low as 10-mV full-scale.

Documents

Technical documentation and resources

How to get started with current sense amplifiers – part 1

Technical article

Precision, Low-Side Current Measurement (Rev. B)

Application brief

Current Sense Amplifiers (Rev. E)

Selection guide

External current sense amps vs integrated onboard amplifiers for current sensing (Rev. B)

Application brief

An Engineer's Guide to Current Sensing (Rev. B)

E-book

Risks and Prevention of ESD, EOS, and Latch Up Events for Current Sense Amplifiers

Application note

How to get started with current sense amplifiers – part 2

Technical article

INA21x Voltage Output, Low- or High-Side Measurement, Bidirectional,Zero-Drift Series, Current-Shunt Monitors datasheet (Rev. K)

Data sheet

Over-Current Detection Products Brochure

More literature

Precision Current Measurements on High-Voltage Power-Supply Rails (Rev. F)

Application brief

Why current and magnetic sensing matters for wireless earbud design

Technical article

Low-Drift, Low-Side, Bidirectional Current Sensing Circuit (Rev. A)

Circuit design

Power Management Guide 2018 (Rev. R)

Selection guide

Using a PCB Copper Trace as a Current-Sense Shunt Resistor

Application note

Precise constant current regulation helps advance fast-charging

Technical article

INA210-215EVM User's Guide (Rev. A)

EVM User's guide

Integrating the Current Sensing Signal Path (Rev. B)

Application brief

Closed-Loop Analysis of Load-Induced Amplifier Stability Issues Using Zout

Application note

INA210-215EVM User's Guide Hardware Version 2

EVM User's guide

Low-Side Current Sense Circuit Integration

Application brief

How to get started with current sense amplifiers – part 4

Technical article

Integrated, Current Sensing Analog-to-Digital Converter (Rev. A)

Application brief