INA214AIRSWT Texas Instruments In Stock

INA214AIRSWT is a 100V/V fixed-gain current shunt monitor by Texas Instruments, designed for precise bidirectional current sensing. Key specs: 2.7V–18V supply range, ±0.5% gain error, SOT-23 package. From $0.7477, in stock with worldwide shipping.

ACTIVEVerified Apr 2026
Package / Visual Reference
INA214AIRSWTIC Package
Quick Facts
Manufacturer
Texas Instruments
Package
Lifecycle
ACTIVE
Datasheet
N/A
Price
From $0.7477(MOQ 1)
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Fixed 100V/V gain eliminates external resistors, simplifying PCB design and reducing BOM cost
  • Bidirectional current sensing with rail-to-rail output supports both source and sink current measurement
  • Wide 2.7V to 18V supply voltage range suitable for battery-powered and industrial applications
  • Ultra-small SOT-23-5 package enables space-constrained designs with minimal footprint
  • Low offset voltage of ±150µV ensures high accuracy at low-current measurements

Applications

The INA214AIRSWT is widely used in battery management systems for accurate state-of-charge monitoring and overcurrent protection. It is also deployed in DC motor control, power supply load monitoring, and portable consumer electronics where compact size and precision current measurement are critical. Industrial automation and telecom equipment leverage this device for real-time power monitoring across varying load conditions.

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the gain of the INA214AIRSWT?

The INA214AIRSWT has a fixed gain of 100V/V. This fixed-gain architecture eliminates the need for external gain-setting resistors, reducing component count and simplifying circuit design while ensuring consistent accuracy across production.

What supply voltage range does the INA214AIRSWT support?

The INA214AIRSWT operates over a supply voltage range of 2.7V to 18V, making it suitable for both 3.3V/5V logic systems and 12V automotive or industrial applications. The wide range provides design flexibility across diverse power rail configurations.

What package does the INA214AIRSWT come in?

The INA214AIRSWT is available in a SOT-23-5 (AIRSWT) package, an ultra-compact surface-mount package ideal for space-constrained PCB designs. Its small footprint is well-suited for portable devices, wearables, and dense power management circuits.

Can the INA214AIRSWT measure bidirectional current?

Yes, the INA214AIRSWT supports bidirectional current sensing. With a rail-to-rail output and a reference pin, it accurately measures both positive and negative current flow, making it suitable for battery charge/discharge monitoring and regenerative motor drive applications.

What is the typical gain error of the INA214AIRSWT?

The INA214AIRSWT features a maximum gain error of ±0.5% across the operating temperature range, ensuring high measurement accuracy without calibration. This precision is critical in power management and metering applications where current accuracy directly affects system efficiency calculations.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
From $0.7477
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$2.0472$2.05
10+$1.0660$10.66
25+$0.9672$24.18
57+$0.8012$45.67
188+$0.7477$140.57
pcs
Unit price: $2.0472 · Total: $2.05

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy