INA181A2QDBVRQ1 The Texas Instruments INA181A2QDBVRQ1 is a bi-directional, current sense amplifier designed for automotive applications. It offers a common-mode voltage range up to 26V and a high bandwidth of 350kHz.
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INA181A2QDBVRQ1

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments INA181A2QDBVRQ1 is a bi-directional, current sense amplifier designed for automotive applications. It offers a common-mode voltage range up to 26V and a high bandwidth of 350kHz.
✓ Total Stock: 3,209 pcs
$ Price Range: $0.20

INA181A2QDBVRQ1 Available from 1 distributor

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INA181A2QDBVRQ1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Tape & Reel

INA181A2QDBVRQ1 Description

Short technical summary and product information.

The Texas Instruments INA181A2QDBVRQ1 is an analog current sense amplifier suitable for automotive applications, rated AEC-Q100 qualified. It features a wide common-mode voltage range from -0.2V to 26V, enabling both low-side and high-side current sensing.

 

This device provides bidirectional current-sensing capability with multiple gain options (20V/V, 50V/V, 100V/V, 200V/V) and a maximum gain error of 1%. It boasts a high bandwidth of up to 350kHz and a low input offset voltage of ±150µV maximum at 0V common-mode. The quiescent current is a maximum of 0.3mA.

 

Available in SOT-23 and SOT-SC70 packages, the INA181A2QDBVRQ1 operates within a temperature range of -40°C to 125°C. Its functional safety capability aids in system design for safety-critical applications.

INA181A2QDBVRQ1 Quick Information

Product Type: Current Sense Amplifier
Series: INA181-Q1
Canonical Name: Texas Instruments INA181A2QDBVRQ1 Current Sense Amplifier
Subcategory: Current Sense Amplifiers

INA181A2QDBVRQ1 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

INA181A2QDBVRQ1 Estimated Pricing

Qty Low High
1+ $0.20 $0.20

Estimated market price range - modelled values for guidance only, not live distributor offers.

INA181A2QDBVRQ1 Features

  • Bi-directional current sensing capability.
  • Wide 26V common-mode voltage range.
  • High bandwidth up to 350kHz.
  • Low ±150µV maximum offset voltage.
  • Automotive AEC-Q100 qualified.

INA181A2QDBVRQ1 Applications

  • High-side current sensing in automotive powertrains.
  • Precision sensor signal conditioning for ECUs.
  • Battery management system voltage monitoring.
  • Industrial motor control feedback loops.
  • Medical equipment differential signal amplification.

INA181A2QDBVRQ1 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the common-mode voltage range for the INA181A2QDBVRQ1?

The common-mode voltage range is -0.2V to 26V.

What is the maximum bandwidth of the INA181A2QDBVRQ1?

The maximum bandwidth is 350kHz.

What is the input offset voltage for the INA181A2QDBVRQ1?

The maximum input offset voltage is ±150µV at VCM = 0V.

What are the available voltage gain options for the INA181A2QDBVRQ1?

Available voltage gain options are 20V/V, 50V/V, 100V/V, and 200V/V.

What is the operating temperature range of the INA181A2QDBVRQ1?

The operating temperature range is -40°C to 125°C.

Is the INA181A2QDBVRQ1 AEC-Q100 qualified?

Yes, the INA181A2QDBVRQ1 is AEC-Q100 qualified for automotive applications.

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