INA2126E/250

Product Overview

The INA2126E/250 is a precision, low-noise instrumentation amplifier designed for use in a wide range of applications. This device belongs to the category of integrated circuits and is commonly used in precision signal conditioning, sensor amplification, and data acquisition systems. The INA2126E/250 is known for its high accuracy, low noise, and versatile packaging options, making it an essential component in various electronic systems.

Basic Information

• Category: Integrated Circuits
• Use: Precision signal conditioning, sensor amplification, data acquisition systems
• Characteristics: High accuracy, low noise
• Package: Various packaging options available
• Essence: Precision instrumentation amplification
• Packaging/Quantity: Multiple packaging options with varying quantities

Specifications

• Input Offset Voltage: ±150µV (maximum)
• Input Bias Current: ±100nA (maximum)
• Bandwidth: 1MHz (typical)
• Supply Voltage Range: ±2.25V to ±18V
• Operating Temperature Range: -40°C to +125°C
• Gain Accuracy: 0.01% (typical)

Detailed Pin Configuration

The INA2126E/250 features a standard pin configuration with precise layout for easy integration into circuit designs. The detailed pin configuration includes: 1. Pin 1 (V+): Positive Supply Voltage 2. Pin 2 (V-): Negative Supply Voltage 3. Pin 3 (REF): Reference Voltage 4. Pin 4 (IN-): Inverting Input 5. Pin 5 (IN+): Non-Inverting Input 6. Pin 6 (VOUT): Output

Functional Features

• Low Noise: The INA2126E/250 offers minimal noise interference, ensuring accurate signal amplification.
• High Accuracy: With a gain accuracy of 0.01%, this instrumentation amplifier provides precise amplification of input signals.
• Wide Supply Voltage Range: The device operates within a broad supply voltage range, enhancing its versatility in different applications.

Advantages and Disadvantages

Advantages

• High accuracy and precision
• Low noise performance
• Versatile supply voltage range

Disadvantages

• Limited bandwidth compared to some alternative models
• Higher cost compared to basic operational amplifiers

Working Principles

The INA2126E/250 utilizes a combination of operational amplifier and precision resistor network to amplify differential input signals with high accuracy. The input stage provides low offset voltage and low offset drift, while the internal architecture ensures minimal noise contribution, resulting in precise signal amplification.

Detailed Application Field Plans

The INA2126E/250 finds extensive application in various fields, including: - Medical Instrumentation: ECG amplification and patient monitoring systems - Industrial Automation: Sensor signal conditioning and data acquisition - Test and Measurement Equipment: Precision signal amplification for accurate measurements - Automotive Electronics: Engine control modules and vehicle monitoring systems

Detailed and Complete Alternative Models

• AD8221: Precision instrumentation amplifier with higher bandwidth
• INA128: Low-cost instrumentation amplifier with moderate accuracy
• AD8421: Ultra-low noise instrumentation amplifier for sensitive applications

In conclusion, the INA2126E/250 stands as a reliable and precise instrumentation amplifier suitable for a wide range of applications, offering high accuracy and low noise performance. Its functional features and versatile supply voltage range make it a valuable component in electronic systems requiring precise signal conditioning and amplification.

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