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TL084QD
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TL084QD

Product Overview

Category: Integrated Circuit
Use: Operational Amplifier
Characteristics: High input impedance, low offset voltage, wide bandwidth
Package: 14-pin plastic dual in-line package (PDIP)
Essence: Precision operational amplifier
Packaging/Quantity: Tube/50 units

Specifications

  • Supply Voltage: ±22V
  • Input Offset Voltage: 3mV max
  • Input Bias Current: 30nA max
  • Slew Rate: 13V/µs
  • Gain Bandwidth Product: 3MHz
  • Operating Temperature Range: -40°C to 105°C

Detailed Pin Configuration

  1. Offset Null 1
  2. Inverting Input 1
  3. Non-inverting Input 1
  4. V-
  5. Offset Null 2
  6. Output 1
  7. V+
  8. NC
  9. NC
  10. V-
  11. Offset Null 3
  12. Inverting Input 2
  13. Non-inverting Input 2
  14. V+

Functional Features

  • Low input bias current
  • Wide common-mode and differential voltage ranges
  • Internally frequency compensated for unity gain

Advantages

  • High input impedance
  • Low offset voltage
  • Wide bandwidth

Disadvantages

  • Limited slew rate compared to newer models
  • Relatively high input noise

Working Principles

The TL084QD is a precision operational amplifier designed to amplify differential input signals while maintaining high accuracy and stability. It achieves this through a combination of high input impedance, low offset voltage, and wide bandwidth, making it suitable for applications requiring precise signal amplification.

Detailed Application Field Plans

The TL084QD is commonly used in audio preamplifiers, instrumentation amplifiers, active filters, and precision voltage followers due to its high precision and stability. It is also utilized in sensor signal conditioning circuits and control systems where accurate signal processing is essential.

Detailed and Complete Alternative Models

  1. TL074CN
  2. LM324N
  3. OP07CP
  4. AD822AN

This entry provides comprehensive information about the TL084QD, including its product overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TL084QD v technických řešeních

  1. What is the TL084QD?

    • The TL084QD is a quad JFET-input operational amplifier that is commonly used in electronic circuits for signal amplification and processing.

  2. What are the key features of the TL084QD?

    • The TL084QD features low input bias and offset currents, high input impedance, and low noise, making it suitable for a wide range of precision applications.

  3. What is the typical voltage supply range for the TL084QD?

    • The TL084QD typically operates within a voltage supply range of ±3V to ±22V, making it compatible with various power supply configurations.

  4. In what types of applications is the TL084QD commonly used?

    • The TL084QD is commonly used in audio preamplifiers, active filters, instrumentation amplifiers, and other precision analog circuit designs.

  5. What is the maximum output current of the TL084QD?

    • The TL084QD has a maximum output current of ±40mA, which allows it to drive a wide range of loads.

  6. What are the recommended operating temperature ranges for the TL084QD?

    • The TL084QD is designed to operate within the industrial temperature range of -40°C to 85°C, making it suitable for a variety of environmental conditions.

  7. How does the TL084QD handle input overvoltage protection?

    • The TL084QD is equipped with internal diodes for input overvoltage protection, safeguarding the device from potential damage due to excessive input voltages.

  8. What are the common pin configurations for the TL084QD?

    • The TL084QD is available in various package types, such as DIP-14 and SOIC-14, each with specific pin configurations for easy integration into different circuit layouts.

  9. Can the TL084QD be used in single-supply applications?

    • Yes, the TL084QD can be used in single-supply applications by properly biasing the inputs and ensuring that the output voltage remains within the specified range.

  10. Are there any known issues or limitations when using the TL084QD in technical solutions?

    • While the TL084QD is a versatile operational amplifier, users should be mindful of its bandwidth limitations and ensure proper decoupling and layout considerations to minimize potential oscillation and stability issues.