INA240A1PWR

Highly accurate current measurement capabilities suited for a variety of applications
7,261 Effective Inventory

INA240A1PWR

Effective Inventory7,261

Highly accurate current measurement capabilities suited for a variety of applications

  • Manufacturer Part # : INA240A1PWR

  • Package/Case: TSSOP (PW)-8

  • Part Status : Active

  • Brand: Texas Instruments

  • Product Categories : Instrumentation, OP Amps, Buffer Amps

Quality Assurance

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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INA240A1PWR DataSheet

Pricing (USD)

Quantity Unit Price Ext. Price
1 $1.474 $1.47
10 $1.260 $12.60
30 $1.126 $33.78
100 $0.990 $99.00
500 $0.928 $464.00
1000 $0.902 $902.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

Rapid Quote

Please submit RFQ for INA240A1PWR or email to us: Email: [email protected], we will contact you in 12 hours.

Details

The INA240A1PWR is a high-side current sense amplifier that delivers precision current measurement for a wide range of applications. With an impressive input voltage range of 0V to 26V, the device offers flexibility in design, while its high accuracy and low offset drift ensure reliable and precise current measurements over time and temperature variations. Its fast settling time and wide bandwidth of 500kHz make it suitable for fast dynamic current measurements, and the programmable current limit provides added protection for the system. Operating over a wide temperature range of -40°C to 125°C, the INA240A1PWR is suitable for use in harsh environments, and its small SOT-23 package allows for easy integration into space-constrained designs

Key Features

  • Wide Range Operation
  • High Accuracy Performance
  • Fast Settling Time

Application

  • Suitable for high-accuracy sensing
  • Battery management in automotive

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product type Analog output Common-mode voltage (max) (V) 80
Common-mode voltage (min) (V) -4 Input offset (±) (max) (µV) 25
Input offset drift (±) (typ) (µV/°C) 0.05 Voltage gain (V/V) 20, 50, 100, 200
CMRR (min) (dB) 120 Bandwidth (kHz) 400
Supply voltage (max) (V) 5.5 Supply voltage (min) (V) 2.7
Iq (max) (mA) 2.6 Number of channels 1
Comparators (#) 0 Gain error (%) 0.2
Gain error drift (±) (max) (ppm/°C) 2.5 Slew rate (V/µs) 2
Features Bidirectional, Enhanced PWM Rejection, Low-side Capable, Ultra precise Rating Catalog
Operating temperature range (°C) -40 to 125

Specification Comparison

INA240A1PWR vs INA240A3PW vs INA240A2D INA240A1D vs INA240A1PW vs INA240A1PWR

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification INA240A1PWR PDF Download

FAQs

What is INA240A1PWR?

The INA240A1PWR is a precision, bidirectional current-sensing amplifier manufactured by Texas Instruments. It is designed for accurate current measurement in various applications such as power supplies, battery management systems, and motor control.

How Does INA240A1PWR Work?

The INA240A1PWR operates by measuring the voltage drop across a shunt resistor placed in series with the current path. It amplifies this small voltage signal with high precision and low offset voltage to provide an accurate representation of the current passing through the circuit. The amplifier features high common-mode rejection and low noise, ensuring reliable current measurements.

How Many Pins does INA240A1PWR have and What are the Functions of the Pinout Configuration?

The INA240A1PWR comes in a 6-pin SOT-23 package. The pinout configuration includes:

  • V+: Positive power supply pin.
  • V-: Negative power supply pin.
  • V+ (SENSE): Positive input terminal for current sensing.
  • V- (SENSE): Negative input terminal for current sensing.
  • OUT: Output pin for amplified voltage signal.
  • REF-: Reference voltage pin for offset correction.

What are the Pros and Cons of INA240A1PWR?

Pros:

  • Precision: Offers high accuracy and low offset voltage for precise current measurements.
  • Small Form Factor: Compact SOT-23 package saves board space in designs with limited real estate.
  • Wide Common-Mode Voltage Range: Suitable for applications with large common-mode voltage swings.
  • Low Noise: Provides reliable current measurements in noisy environments.
  • Bidirectional Current Sensing: Supports measurement of current in both directions (bidirectional).

Cons:

  • Temperature Drift: Performance may be affected by temperature variations, requiring compensation in some applications.
  • External Components: May require additional components like shunt resistors for current sensing.

Are There Any Equivalents/Alternatives to INA240A1PWR for Recommendation?

  • The INA169 from Texas Instruments is a similar bidirectional current-sensing amplifier with slightly different specifications.
  • Alternatives to the INA240A1PWR include the MAX9934 from Maxim Integrated and the LTC6101 from Analog Devices.

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