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INA240A1DR

The Texas Instruments INA240A1DR is a voltage-output, current-sense amplifier featuring enhanced PWM rejection and a wide common-mode voltage range.

✓ Total Stock: 26,340 pcs

$ Price Range: $1.26

INA240A1DR Available from 3 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
PROSOFT ELECTRONICS ✓ Non-Authorised Inventory information	15,000 pcs On Request	15000 pcs	On Request	1	On Request	On Request	25+	On Request	On Request
Smaxon Electronics ✓ Non-Authorised Inventory information	10,000 pcs On Request	10000 pcs	On Request	1	On Request	On Request	21+	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	1,340 pcs On Request	1340 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

INA240A1DR Specifications Quick View

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Category	New Products
Manufacturer Name	Texas Instruments

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INA240A1DR Description

Short technical summary and product information.

The Texas Instruments INA240A1DR is an analog current sense amplifier designed for precise current measurement across shunt resistors. It operates within a wide common-mode voltage range of -4 V to 80 V, making it suitable for various applications. The device offers enhanced Pulse Width Modulation (PWM) rejection, ensuring accurate readings even in noisy environments.

Key electrical specifications include a maximum input offset voltage of ±25 µV and a gain error of 0.20% maximum. The amplifier provides selectable voltage gains of 20, 50, 100, or 200 V/V. It features a bandwidth of 400 kHz and a slew rate of 2 V/µs. The operating temperature range is from -40°C to 125°C.

Available in TSSOP and SOIC packages, the INA240A1DR is designed for surface mount applications. Its bidirectional sensing capability and low-side configuration options enhance its versatility in power management and motor control systems.

INA240A1DR Quick Information

Product Type: Current Sense Amplifier

Series: INA240

Canonical Name: Texas Instruments INA240A1DR Current Sense Amplifier

Subcategory: Current Sense Amplifiers

INA240A1DR Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

INA240A1DR Estimated Pricing

Qty	Low	High
1+	$1.26	$1.26

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

INA240A1DR Features

Wide -4V to 80V common-mode range.
Enhanced PWM rejection for accuracy.
Low input offset voltage of ±25 µV.
High CMRR of 120 dB.
Available in TSSOP and SOIC packages.

INA240A1DR Applications

Ideal for bidirectional current sensing.
Suitable for low-side current measurement.
Used in power management systems.
Applicable in motor control circuits.

INA240A1DR FAQs

7 frequently asked questions generated from this part’s specifications.

What is the operating temperature range of the INA240A1DR?

-40°C to 125°C.

What package options are available for the INA240A1DR?

TSSOP-8 (PW) and SOIC-8 (D).

What gain settings does the INA240A1DR offer?

20, 50, 100, and 200 V/V.

What is the bandwidth of the INA240A1DR?

400 kHz.

What is the common-mode rejection ratio (CMRR) of the INA240A1DR?

120 dB minimum.

What is the common-mode voltage range?

-4 V to 80 V.

What is the input offset voltage?

±25 µV maximum.