INA240A3PWR The Texas Instruments INA240A3PWR is a bidirectional, ultra-precise current sense amplifier. It operates over a wide common-mode voltage range and offers enhanced PWM rejection.
Mfr Part #:

INA240A3PWR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments INA240A3PWR is a bidirectional, ultra-precise current sense amplifier. It operates over a wide common-mode voltage range and offers enhanced PWM rejection.
✓ Total Stock: 11,081 pcs
$ Price Range: $1.26

INA240A3PWR Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
10,000 pcs
10000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,081 pcs
1081 pcs On Request 1 On Request On Request On Request On Request On Request

INA240A3PWR Specifications Quick View

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

INA240A3PWR Description

Short technical summary and product information.

The Texas Instruments INA240A3PWR is a voltage-output, current-sense amplifier designed for sensing voltage drops across shunt resistors. It features an impressive common-mode voltage range from -4 V to 80 V, independent of the supply voltage, allowing operation below ground for applications like solenoid flyback periods.

 

Key electrical specifications include a maximum gain error of 0.20% and a gain drift of 2.5 ppm/°C. The offset voltage is a maximum of ±25 µV with an offset drift of 250 nV/°C. This specific variant, INA240A3, offers a gain of 100 V/V. It also boasts excellent common-mode rejection ratios, with 132 dB DC CMRR and 93 dB AC CMRR at 50 kHz, providing high suppression for common-mode transients.

 

The device operates within an ambient temperature range of -40°C to 125°C. It is housed in a 8-pin TSSOP (PW) package and is suitable for surface mount applications. The standard package quantity is 2000 units on tape and reel.

 

This current sense amplifier is ideal for applications requiring precise current monitoring in systems with high voltage swings or significant PWM switching, such as motor control, power management, and battery charging systems.

INA240A3PWR Quick Information

Product Type: Current Sense Amplifier
Canonical Name: INA240A3PWR Bidirectional Current Sense Amplifier
Subcategory: Current Sense Amplifier

INA240A3PWR Compliance

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

INA240A3PWR Estimated Pricing

Qty Low High
1+ $1.26 $1.26

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

INA240A3PWR Features

  • Wide -4V to 80V common-mode range.
  • Enhanced PWM rejection for transients.
  • High accuracy with low gain error.
  • Low offset voltage and drift.
  • Surface mount TSSOP package.

INA240A3PWR Applications

  • Precise current monitoring applications.
  • Motor control systems.
  • Power management circuits.
  • Battery charging systems.

INA240A3PWR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the INA240A3PWR?

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

What is the common-mode voltage range of the INA240A3PWR?

The common-mode voltage range is -4 V to 80 V.

What is the gain for the INA240A3PWR?

The gain for the INA240A3 variant is 100 V/V.

What is the maximum gain error of the INA240A3PWR?

The maximum gain error is 0.20%.

What is the maximum offset voltage for the INA240A3PWR?

The maximum offset voltage is ±25 µV.

What package type is the INA240A3PWR available in?

The INA240A3PWR is available in a TSSOP (PW) package.

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