TL082BCDT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics: Dual JFET Input Operational Amplifier
• Package: DIP-8 (Dual In-line Package with 8 pins)
• Essence: High-performance operational amplifier
• Packaging/Quantity: Available in tubes of 25 units or reels of 2,500 units

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)
• Common Mode Rejection Ratio: 70 dB (typical)
• Operating Temperature Range: -40°C to +105°C

Pin Configuration

The TL082BCDT has a standard DIP-8 pin configuration:

___________ NC --|1 8|-- VCC+ IN+ --|2 7|-- OUT IN- --|3 6|-- VCC- NC --|4 5|-- NC -----------

Functional Features

• Dual JFET input allows for high input impedance and low input bias current.
• Wide supply voltage range enables flexibility in various applications.
• Low noise and distortion ensure accurate signal amplification.
• High slew rate allows for fast signal processing.
• Internal frequency compensation simplifies circuit design.

Advantages and Disadvantages

Advantages: - High input impedance and low input bias current make it suitable for sensor interfaces. - Wide supply voltage range allows for compatibility with different power sources. - Low noise and distortion ensure high-fidelity audio amplification. - Fast slew rate enables precise signal reproduction. - Internal frequency compensation simplifies circuit design.

Disadvantages: - Limited gain bandwidth product may restrict its use in high-frequency applications. - Not suitable for rail-to-rail input/output operation. - Requires external compensation for stability in certain configurations.

Working Principles

The TL082BCDT is a dual JFET input operational amplifier. It utilizes JFET (junction field-effect transistor) technology to achieve high input impedance and low input bias current. The internal circuitry provides voltage amplification and signal processing capabilities. The operational amplifier can be used in various analog circuits where accurate amplification and signal conditioning are required.

Detailed Application Field Plans

The TL082BCDT is commonly used in the following applications:

1. Audio Amplifiers: Due to its low noise and distortion characteristics, it is suitable for audio amplification in Hi-Fi systems, musical instruments, and audio mixers.
2. Sensor Interfaces: The high input impedance and low input bias current make it ideal for interfacing with sensors such as temperature sensors, pressure sensors, and photodiodes.
3. Active Filters: The TL082BCDT can be used to implement active filters for signal conditioning in communication systems, instrumentation, and control circuits.
4. Oscillators: With appropriate feedback networks, it can be utilized as an oscillator in waveform generation circuits.
5. Voltage Regulators: The operational amplifier can be employed in voltage regulator circuits to provide stable and regulated output voltages.

Detailed and Complete Alternative Models

Some alternative models to the TL082BCDT 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. NE5532: Dual operational amplifier with low noise and wide bandwidth.
4. LM324: Quad operational amplifier with similar characteristics to the TL082BCDT.

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

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