NJR Corporation/NJRC
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NJM2082D
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NJM2082D

Introduction

The NJM2082D is a versatile integrated circuit that belongs to the category of operational amplifiers. This component is widely used in various electronic applications due to its unique characteristics and functional features.

Basic Information Overview

  • Category: Operational Amplifier
  • Use: Signal amplification and processing
  • Characteristics: Low noise, high gain, wide bandwidth
  • Package: Dual in-line package (DIP)
  • Essence: High-performance operational amplifier
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

The NJM2082D operates within a specified range of electrical parameters, including: - Supply Voltage: ±3V to ±18V - Input Offset Voltage: 1mV max - Input Bias Current: 10nA max - Gain Bandwidth Product: 4MHz typ - Slew Rate: 2V/µs typ - Common Mode Rejection Ratio (CMRR): 70dB min

Detailed Pin Configuration

The NJM2082D features a standard dual in-line package with eight pins arranged as follows: 1. Non-inverting input (+IN) 2. Inverting input (-IN) 3. Negative power supply (-V) 4. Ground (GND) 5. Offset null 6. Output 7. Positive power supply (+V) 8. Not connected (NC)

Functional Features

The NJM2082D offers the following functional features: - Low noise operation for precision signal processing - High gain to amplify weak signals with minimal distortion - Wide bandwidth for handling a broad range of frequencies - Offset null pin for fine-tuning input offset voltage

Advantages and Disadvantages

Advantages

  • High performance in signal amplification applications
  • Versatile operating voltage range
  • Low input bias current for minimal impact on signal integrity

Disadvantages

  • Limited output current capability compared to specialized amplifiers
  • Higher power consumption compared to low-power amplifiers

Working Principles

The NJM2082D operates based on the principles of differential amplification, where the voltage difference between the non-inverting and inverting inputs is amplified by a factor determined by the gain setting. The internal circuitry ensures stability, low noise, and high linearity in the amplification process.

Detailed Application Field Plans

The NJM2082D finds extensive use in various application fields, including: - Audio amplification and equalization circuits - Instrumentation and measurement equipment - Active filters and signal conditioning circuits - Sensor signal amplification and processing - Control systems and servo amplifiers

Detailed and Complete Alternative Models

For applications requiring similar functionality, alternative models to the NJM2082D include: - LM358: A widely used general-purpose operational amplifier - TL072: Dual low-noise operational amplifier with high slew rate - AD822: Precision instrumentation amplifier with low offset voltage

In conclusion, the NJM2082D serves as a reliable and high-performance operational amplifier suitable for a wide range of electronic applications, offering exceptional characteristics and functional features.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af NJM2082D i tekniske løsninger

  1. What is NJM2082D?

    • NJM2082D is a dual operational amplifier with high gain and low noise, commonly used in audio and signal processing applications.

  2. What are the key features of NJM2082D?

    • The key features of NJM2082D include low noise, high gain, wide bandwidth, low input offset voltage, and low power consumption.

  3. What are the typical applications of NJM2082D?

    • NJM2082D is commonly used in audio preamplifiers, active filters, instrumentation amplifiers, and other signal processing circuits.

  4. What is the recommended operating voltage range for NJM2082D?

    • The recommended operating voltage range for NJM2082D is typically between ±4V to ±18V.

  5. How does NJM2082D perform in terms of noise performance?

    • NJM2082D offers low noise performance, making it suitable for applications where noise is a critical factor.

  6. Can NJM2082D be used in single supply applications?

    • Yes, NJM2082D can be used in single supply applications by biasing the inputs appropriately and ensuring that the output voltage swing does not exceed the supply rails.

  7. What is the typical input bias current of NJM2082D?

    • The typical input bias current of NJM2082D is in the range of a few nanoamperes, making it suitable for high impedance input applications.

  8. Does NJM2082D require external compensation?

    • No, NJM2082D is internally compensated and does not require external compensation components.

  9. What is the temperature range for NJM2082D?

    • NJM2082D is typically specified to operate over a temperature range of -40°C to 85°C, making it suitable for a wide range of environments.

  10. Are there any application notes or reference designs available for NJM2082D?

    • Yes, the manufacturer provides application notes and reference designs for NJM2082D to assist engineers in implementing the IC in various technical solutions.