TL082CM

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics: Dual JFET Input, Low Power Consumption
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: High-performance operational amplifier
• Packaging/Quantity: Available in reels of 2500 units or tubes of 50 units

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)
• Slew Rate: 13 V/µs (typical)
• Gain Bandwidth Product: 4 MHz (typical)
• Common Mode Rejection Ratio: 70 dB (typical)
• Operating Temperature Range: -40°C to +105°C

Detailed Pin Configuration

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

• Dual JFET input allows for high input impedance and low input bias current.
• Low power consumption makes it suitable for battery-powered applications.
• Wide supply voltage range enables flexibility in various circuit designs.
• High slew rate ensures fast response to input signals.
• Good gain bandwidth product provides accurate amplification across a wide frequency range.

Advantages

• High input impedance minimizes loading effects on the signal source.
• Low input bias current reduces errors caused by input currents.
• Low power consumption prolongs battery life in portable devices.
• Wide supply voltage range allows for versatile circuit designs.
• Good gain bandwidth product ensures accurate amplification of signals.

Disadvantages

• Limited output current capability may restrict its use in certain applications.
• Relatively low slew rate may limit its ability to amplify high-frequency signals.
• Not suitable for high-voltage applications due to limited supply voltage range.

Working Principles

The TL082CM is an operational amplifier that amplifies the difference between its two input voltages. It utilizes JFET (Junction Field-Effect Transistor) technology, which provides high input impedance and low input bias current. The amplified output signal is then fed to the output pin, which can drive external loads within its specified limits.

Detailed Application Field Plans

1. Audio Amplification: TL082CM can be used in audio amplifiers to boost weak audio signals from sources such as microphones or musical instruments.
2. Signal Conditioning: It can be employed in sensor circuits to amplify and condition weak signals before further processing.
3. Active Filters: TL082CM can be utilized in active filter circuits to shape the frequency response of a signal.
4. Oscillators: It can be incorporated into oscillator circuits to generate stable waveforms at specific frequencies.

Detailed and Complete Alternative Models

• TL072: Similar to TL082CM but with a single JFET input, suitable for applications requiring lower input bias currents.
• LM358: Dual operational amplifier with similar characteristics, commonly used in low-power applications.
• NE5532: High-performance dual operational amplifier with improved noise performance and higher slew rate.

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