Texas Instruments
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INA118PBG4
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INA118PBG4

Product Overview

Category: Integrated Circuit
Use: Instrumentation Amplifier
Characteristics: High precision, low noise, wide bandwidth
Package: DIP-8, SOIC-8
Essence: Precision instrumentation amplifier
Packaging/Quantity: Tube of 50, Tape and Reel of 2500

Specifications

  • Supply Voltage: ±2.25V to ±18V
  • Input Offset Voltage: 50µV (max)
  • Gain Bandwidth Product: 1MHz
  • Input Bias Current: 0.5nA (max)
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

  1. REF (Reference)
  2. V-
  3. V+
  4. RG (Gain Setting Resistor)
  5. OUT (Output)
  6. V-
  7. V+
  8. VS (Supply Voltage)

Functional Features

  • Low input offset voltage and drift
  • High common-mode rejection ratio
  • Wide power supply range
  • Excellent linearity

Advantages and Disadvantages

Advantages: - High precision - Low noise - Wide bandwidth - Versatile gain options

Disadvantages: - Sensitive to electromagnetic interference - Higher cost compared to basic op-amps

Working Principles

The INA118PBG4 is designed to amplify small differential signals while rejecting common-mode noise. It achieves this by using a three-op-amp architecture with precision matched resistors to provide high accuracy and stability.

Detailed Application Field Plans

  1. Medical Instrumentation: ECG amplification
  2. Industrial Control Systems: Strain gauge signal conditioning
  3. Test and Measurement Equipment: Bridge sensor amplification
  4. Data Acquisition Systems: Thermocouple signal conditioning

Detailed and Complete Alternative Models

  1. AD623: Low cost, lower precision
  2. INA125: Lower bandwidth, higher precision
  3. AD8221: Higher bandwidth, lower precision

This content provides a comprehensive overview of the INA118PBG4, covering its product details, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät INA118PBG4 :n soveltamiseen teknisissä ratkaisuissa

Sure, here are 10 common questions and answers related to the application of INA118PBG4 in technical solutions:

  1. What is the INA118PBG4?

    • The INA118PBG4 is a precision instrumentation amplifier designed for accurate signal amplification in various technical applications.

  2. What is the typical supply voltage range for the INA118PBG4?

    • The typical supply voltage range for the INA118PBG4 is ±2.25V to ±18V.

  3. What is the input offset voltage of the INA118PBG4?

    • The input offset voltage of the INA118PBG4 is typically 50µV.

  4. What is the gain range of the INA118PBG4?

    • The gain range of the INA118PBG4 is typically from 1 to 10000.

  5. What are some common applications of the INA118PBG4?

    • Common applications of the INA118PBG4 include industrial process control, medical instrumentation, and precision data acquisition systems.

  6. What is the input impedance of the INA118PBG4?

    • The input impedance of the INA118PBG4 is typically 10^12Ω.

  7. What is the bandwidth of the INA118PBG4?

    • The bandwidth of the INA118PBG4 is typically 200kHz.

  8. What is the temperature range for the INA118PBG4?

    • The temperature range for the INA118PBG4 is typically -40°C to 85°C.

  9. Does the INA118PBG4 require external components for operation?

    • Yes, the INA118PBG4 requires external resistors for setting the gain and external capacitors for frequency compensation.

  10. Is the INA118PBG4 suitable for low-power applications?

    • Yes, the INA118PBG4 is suitable for low-power applications due to its low quiescent current and wide supply voltage range.

I hope these questions and answers provide helpful information about the application of INA118PBG4 in technical solutions. Let me know if you need further assistance!