INA818IDR

Instrumentation Amplifiers Low power (350-uA), precision instrumentation amp with +/-60-V overvoltage protection (gain pins 1, 8) 8-SOIC -40 to 125
3,627 Effective Inventory

INA818IDR

Effective Inventory3,627

Instrumentation Amplifiers Low power (350-uA), precision instrumentation amp with +/-60-V overvoltage protection (gain pins 1, 8) 8-SOIC -40 to 125

  • Manufacturer Part # : INA818IDR

  • Package/Case: SOIC-8

  • 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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About Payment

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

If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.

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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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INA818IDR DataSheet
no-price

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for INA818IDR or email to us: Email: [email protected], we will contact you in 12 hours.

Details

Additionally, the INA818IDR is designed to provide a high common-mode rejection ratio, ensuring that interference from common-mode signals is minimized. Even at a gain of 1, the common-mode rejection ratio exceeds 90 dB throughout the input common-mode range. This makes the device ideal for applications where maintaining signal integrity is crucial

INA818IDR

Key Features

  • Compact surface-mount package
  • Low power dissipation
  • Suitable for automotive applications

Specifications

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

Number of channels 1 Vs (max) (V) 36
Vs (min) (V) 4.5 Input offset (±) (max) (µV) 35
Voltage gain (min) (V/V) 1 Voltage gain (max) (V/V) 10000
Noise at 1 kHz (typ) (nV√Hz) 8 Features Overvoltage protection, Super-beta
CMRR (min) (dB) 110 Input offset drift (±) (max) (V/°C) 0.0000004
Input bias current (±) (max) (nA) 0.5 Iq (typ) (mA) 0.35
Bandwidth at min gain (typ) (MHz) 2 Gain error (±) (max) (%) 0.15
Operating temperature range (°C) -40 to 125 Rating Catalog
Type Resistor Gain nonlinearity (±) (max) (%) 0.0015
Output swing headroom (to negative supply) (typ) (V) 0.15 Output swing headroom (to positive supply) (typ) (V) -0.15
Input common mode headroom (to negative supply) (typ) (V) 2 Input common mode headroom (to positive supply) (typ) (V) -2
Noise at 0.1 Hz to 10 Hz (typ) (µVPP) 0.19

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 INA818IDR PDF Download

FAQs

What is INA818IDR?

The INA818IDR is a precision, low-noise instrumentation amplifier designed by Texas Instruments. It is specifically tailored for applications requiring accurate differential signal amplification, such as sensor interfaces, industrial measurement systems, and medical instrumentation.

How Does INA818IDR Work?

The INA818IDR amplifies small differential voltages with high accuracy and low noise. It utilizes high-precision resistors and a precise internal architecture to provide a well-balanced and stable amplification of the input signals. The amplifier offers high common-mode rejection, making it suitable for applications with noisy environments.

How Many Pins does INA818IDR have and What are the Functions of the Pinout Configuration?

The INA818IDR is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

  • VCC: Power supply pin.
  • RG: Gain setting pin.
  • VREF: Reference voltage pin.
  • OUT: Output pin.
  • IN-: Inverting input pin.
  • IN+: Non-inverting input pin.
  • REF-: Negative reference voltage pin.
  • REF+: Positive reference voltage pin.

What are the Pros and Cons of INA818IDR?

Pros:

  • Precision: Provides high accuracy and stability for differential signal amplification.
  • Low Noise: Features low noise performance, maintaining signal integrity.
  • High CMRR: Offers high common-mode rejection ratio for robust noise immunity.
  • Low Offset Voltage: Ensures accurate amplification of small differential signals.
  • Wide Supply Voltage Range: Supports operation over a broad range of supply voltages.

Cons:

  • Cost: Precision instrumentation amplifiers like the INA818IDR may have a higher cost compared to general-purpose amplifiers.
  • External Components: May require precise matching of external resistors for optimal performance.
  • Complexity: Requires careful consideration of input signal range and gain settings for best results.

Are There Any Equivalents/Alternatives to INA818IDR for Recommendation?

  • The AD8429 from Analog Devices is a comparable precision instrumentation amplifier.
  • Alternatives to the INA818IDR include the MCP6V51 from Microchip Technology and the LT1167 from Linear Technology.

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