INA190A2IDCKR The Texas Instruments INA190A2IDCKR is a 40V bidirectional current sense amplifier designed for ultra-precise measurements. It offers low input bias currents and a wide common-mode voltage range.
Mfr Part #:

INA190A2IDCKR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments INA190A2IDCKR is a 40V bidirectional current sense amplifier designed for ultra-precise measurements. It offers low input bias currents and a wide common-mode voltage range.
✓ Total Stock: 1,077 pcs
$ Price Range: $0.77

INA190A2IDCKR Available from 1 distributor

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INA190A2IDCKR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Conflict Minerals
Halogen Free
Industrial Grade
SVHC Present
Tape & Reel

INA190A2IDCKR Description

Short technical summary and product information.

The Texas Instruments INA190A2IDCKR is an ultra-precise, bidirectional current sense amplifier featuring a 40V common-mode voltage range and low input bias currents down to 500 pA, enabling microamp current measurements. It operates from a low supply voltage of 1.7V to 5.5V and consumes low power with a quiescent current of 50 µA and a shutdown current of 100 nA.

 

Key electrical specifications include a minimum common-mode rejection ratio (CMRR) of 132 dB, a gain error of ±0.2% for the A1 device, and an offset voltage of ±15 µV maximum. The device also boasts a low offset drift of 80 nV/°C.

 

This amplifier is housed in a compact SOT-23 (DCK) package with 6 pins, suitable for surface mount applications. It operates across a wide temperature range of -40°C to 125°C, making it versatile for various environmental conditions.

 

The INA190A2IDCKR is ideal for applications requiring accurate current monitoring in systems with high voltage rails, such as battery management, power supplies, and motor control.

INA190A2IDCKR Quick Information

Product Type: Current Sense Amplifier
Series: INA190
Canonical Name: 40-V, bidirectional, ultraprecise current sense amplifier with picoamp IB & ENABLE
Subcategory: Current Sense Amplifiers

INA190A2IDCKR Compliance

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

INA190A2IDCKR Estimated Pricing

Qty Low High
1+ $0.77 $0.77

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

INA190A2IDCKR Features

  • 40V bidirectional current sense amplifier
  • Picoamp input bias current for microamp measurement
  • Low supply voltage from 1.7V to 5.5V
  • High CMRR of 132 dB minimum
  • Wide operating temperature range

INA190A2IDCKR Applications

  • Ideal for battery management systems
  • Suitable for power supply current monitoring
  • Used in motor control applications
  • Enables precise microamp current sensing

INA190A2IDCKR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the INA190A2IDCKR?

The supply voltage range is 1.7 V to 5.5 V.

What package does the INA190A2IDCKR come in?

The INA190A2IDCKR is available in a 6-pin DCK (SOT-SC70) surface-mount package.

What is the operating temperature range of the INA190A2IDCKR?

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

What is the quiescent current of the INA190A2IDCKR?

The typical quiescent current is 50 µA at 25°C.

What is the common-mode rejection ratio of the INA190A2IDCKR?

The minimum common-mode rejection ratio is 132 dB.

What is the offset voltage of the INA190A2IDCKR?

The maximum offset voltage is ±15 µV.

What is the shutdown current of the INA190A2IDCKR?

The maximum shutdown current is 100 nA.

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