TL082ACDR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics: Dual JFET Input Operational Amplifier
• Package: SOIC-8
• Essence: High-performance operational amplifier with low noise and high input impedance
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: ±3V to ±18V
• Input Offset Voltage: 3 mV (maximum)
• Input Bias Current: 30 nA (maximum)
• Input Offset Current: 5 nA (maximum)
• Gain Bandwidth Product: 4 MHz (typical)
• Slew Rate: 13 V/µs (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TL082ACDR has a total of 8 pins arranged as follows:

1. Non-Inverting Input (Pin 3)
2. Inverting Input (Pin 2)
3. Output (Pin 6)
4. V- (Negative Power Supply)
5. Offset Null (Pin 1)
6. V+ (Positive Power Supply)
7. NC (No Connection)
8. VCC+ (Positive Power Supply)

Functional Features

• Low noise: The TL082ACDR offers low noise performance, making it suitable for applications requiring high signal fidelity.
• High input impedance: With a high input impedance, this operational amplifier minimizes the loading effect on the input signal source.
• Wide supply voltage range: The TL082ACDR can operate from ±3V to ±18V, providing flexibility in various power supply configurations.
• Rail-to-rail output swing: It allows the output voltage to reach close to the supply rails, maximizing the dynamic range of the amplifier.

Advantages and Disadvantages

Advantages: - Low noise performance - High input impedance - Wide supply voltage range - Rail-to-rail output swing

Disadvantages: - Limited gain bandwidth product compared to some other operational amplifiers - Relatively slower slew rate compared to high-speed amplifiers

Working Principles

The TL082ACDR is a dual JFET input operational amplifier. It utilizes JFET (junction field-effect transistor) technology in its input stage, providing low input bias current and offset voltage. The internal circuitry amplifies the voltage difference between the non-inverting and inverting inputs, producing an amplified output signal.

Detailed Application Field Plans

The TL082ACDR is commonly used in various applications, including:

1. Audio Amplification: Due to its low noise characteristics, it is suitable for audio amplification in audio systems, musical instruments, and recording equipment.
2. Signal Conditioning: The high input impedance makes it ideal for conditioning weak signals from sensors or transducers before further processing.
3. Active Filters: The TL082ACDR can be used in active filter circuits to shape the frequency response of a signal.
4. Voltage Controlled Oscillators (VCOs): It can be employed in VCOs to generate variable-frequency signals for applications such as frequency modulation (FM).

Detailed and Complete Alternative Models

Some alternative models to the TL082ACDR include:

1. LM358: Dual Operational Amplifier with similar specifications and pin configuration.
2. TL072: Dual JFET Input Operational Amplifier with lower noise and higher slew rate.
3. OP07: Precision Operational Amplifier with ultra-low offset voltage and drift.

These alternatives offer different trade-offs in terms of performance, cost, and specific application requirements.

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