TL082CPT

Product Overview

Category: Integrated Circuit (IC)

Use: The TL082CPT is a dual operational amplifier that is widely used in various electronic circuits for amplification, filtering, and signal conditioning purposes.

Characteristics: - Low noise - High input impedance - Wide bandwidth - Low power consumption

Package: The TL082CPT is available in a small outline package (SOIC) with 8 pins.

Essence: This IC is an essential component in audio amplifiers, active filters, and instrumentation amplifiers due to its excellent performance characteristics.

Packaging/Quantity: The TL082CPT is typically sold in reels or tubes containing multiple units. The exact quantity depends on the supplier and customer requirements.

Specifications

The TL082CPT has the following specifications:

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

Pin Configuration

The TL082CPT has 8 pins arranged as follows:

```

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| | --| IN- OUT1|-- --| IN+ VCC+|-- --| VCC- OUT2|-- --| NC IN2-|-- --| NULL IN2+|-- --| OFFSET NC |-- |___________| ```

Functional Features

The TL082CPT offers the following functional features:

1. Dual Operational Amplifier: The IC contains two independent operational amplifiers in a single package, allowing for versatile circuit designs.

2. Low Noise: The TL082CPT has low noise characteristics, making it suitable for audio applications where signal fidelity is crucial.

3. High Input Impedance: With a high input impedance, the IC minimizes loading effects on the preceding stages of a circuit.

4. Wide Bandwidth: The wide bandwidth enables the TL082CPT to handle a broad range of frequencies accurately.

Advantages and Disadvantages

Advantages: - Low noise performance - Versatile dual operational amplifier design - Wide bandwidth for accurate signal processing - High input impedance reduces loading effects

Disadvantages: - Limited supply voltage range compared to some other operational amplifiers - Relatively low slew rate compared to specialized high-speed amplifiers

Working Principles

The TL082CPT operates based on the principles of operational amplifiers. It amplifies the difference between the voltages applied to its inputs and produces an output voltage proportional to this difference. The IC uses internal transistors and resistors to achieve the desired amplification and signal conditioning.

Detailed Application Field Plans

The TL082CPT finds extensive use in various electronic applications, including:

1. Audio Amplifiers: The IC is commonly employed in audio amplifiers due to its low noise characteristics and wide bandwidth, ensuring high-quality sound reproduction.

2. Active Filters: The TL082CPT is utilized in active filter circuits to shape the frequency response of signals, enabling precise control over specific frequency ranges.

3. Instrumentation Amplifiers: In instrumentation amplifiers, the TL082CPT provides accurate amplification and signal conditioning for measurement and sensing applications.

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the TL082CPT. Some notable alternatives include:

1. LM358: A dual operational amplifier with similar characteristics and pin configuration.
2. NE5532: Another dual operational amplifier known for its low noise performance and wide bandwidth.
3. OPA2134: A high-performance audio operational amplifier suitable for demanding audio applications.

These alternative models can be considered based on specific requirements and design considerations.

In conclusion, the TL082CPT is a versatile dual operational amplifier widely used in various electronic circuits. Its low noise, high input impedance, and wide bandwidth make it suitable for applications such as audio amplifiers, active filters, and instrumentation amplifiers. While it has certain limitations, there are alternative models available to suit different needs.