TL082CD

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics:
  • High input impedance
  • Low output impedance
  • Wide bandwidth
  • Low noise
• Package: DIP-8 (Dual In-Line Package with 8 pins)
• Essence: TL082CD is a dual operational amplifier that provides high-performance amplification for various applications.
• Packaging/Quantity: TL082CD is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage: ±5V to ±18V
• Input Offset Voltage: 3mV (maximum)
• Input Bias Current: 30nA (maximum)
• Input Offset Current: 5nA (maximum)
• Gain Bandwidth Product: 4MHz (typical)
• Slew Rate: 13V/µs (typical)
• Common Mode Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +105°C

Detailed Pin Configuration

The TL082CD has a total of 8 pins, which are labeled as follows:

1. Non-Inverting Input (Op-Amp 1)
2. Inverting Input (Op-Amp 1)
3. Negative Power Supply (-Vcc)
4. Output (Op-Amp 1)
5. Offset Null (Op-Amp 1)
6. Offset Null (Op-Amp 2)
7. Output (Op-Amp 2)
8. Negative Power Supply (-Vcc)

Functional Features

• Dual Op-Amp: TL082CD consists of two independent operational amplifiers in a single package.
• High Input Impedance: Allows the TL082CD to interface easily with various signal sources.
• Low Output Impedance: Provides a stable and low-impedance output signal.
• Wide Bandwidth: Enables the TL082CD to handle a wide range of frequencies.
• Low Noise: Minimizes unwanted noise in the amplification process.

Advantages and Disadvantages

Advantages

• Versatile: Suitable for a wide range of applications, including audio amplification, signal conditioning, and instrumentation.
• High Performance: Offers excellent performance characteristics such as high input impedance, low output impedance, and low noise.
• Dual Op-Amp Configuration: Provides flexibility in circuit design and saves board space by integrating two amplifiers into one package.

Disadvantages

• Limited Voltage Range: The TL082CD operates within a limited supply voltage range, which may not be suitable for certain applications requiring higher voltages.
• Single-Supply Operation: While the TL082CD can operate with a single power supply, it requires careful consideration of biasing and level shifting techniques.

Working Principles

The TL082CD is based on the operational amplifier (op-amp) circuitry. It utilizes differential amplification to amplify the voltage difference between its input terminals. The op-amp's gain, bandwidth, and other characteristics are determined by the internal circuitry and external components connected to it.

Detailed Application Field Plans

The TL082CD finds applications in various fields, including:

1. Audio Amplification: Used in audio equipment such as preamplifiers, mixers, and audio receivers.
2. Signal Conditioning: Employed in sensor interfaces, filters, and analog signal processing circuits.
3. Instrumentation: Utilized in measurement and control systems, data acquisition devices, and test equipment.
4. Active Filters: Integrated into active filter designs for frequency response shaping and signal conditioning.
5. Oscillators: Incorporated into oscillator circuits for generating stable waveforms.

Detailed and Complete Alternative Models

Some alternative models to the TL082CD include:

1. LM358: A dual operational amplifier with similar characteristics and pin configuration.
2. NE5532: A high-performance dual op-amp with low noise and wide bandwidth.
3. OP275: A precision dual op-amp suitable for audio applications.
4. AD822: A low-power dual op-amp with rail-to-rail inputs and outputs.

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

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