TL084BCD

Product Overview

• Category: Integrated Circuit
• Use: Operational Amplifier
• Characteristics: High input impedance, low offset voltage, low power consumption
• Package: DIP (Dual In-line Package)
• Essence: Quad JFET Input Operational Amplifier
• Packaging/Quantity: Tube of 25 pieces

Specifications

• Supply Voltage: ±15V
• Input Offset Voltage: 3 mV max
• Input Bias Current: 30 nA max
• Input Offset Current: 5 nA max
• Input Resistance: 1012 Ω min
• Output Voltage Swing: ±12V min
• Slew Rate: 13 V/µs min
• Gain Bandwidth Product: 3 MHz min
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TL084BCD has a total of 14 pins arranged as follows:

___________ 1 --| |-- 14 2 --| |-- 13 3 --| |-- 12 4 --| |-- 11 5 --| |-- 10 6 --| |-- 9 7 --| |-- 8 -----------

Functional Features

• Low noise and distortion
• Wide bandwidth
• High slew rate
• High input impedance
• Low power consumption
• High output drive capability
• Short-circuit protection

Advantages and Disadvantages

Advantages: - High input impedance allows for accurate signal amplification - Low offset voltage ensures minimal error in amplification - Low power consumption makes it suitable for battery-powered applications - Short-circuit protection prevents damage to the amplifier

Disadvantages: - Limited output voltage swing compared to some other operational amplifiers - Relatively low gain bandwidth product restricts its use in high-frequency applications

Working Principles

The TL084BCD is a quad JFET input operational amplifier. It utilizes junction field-effect transistor (JFET) technology to achieve high input impedance and low offset voltage. The amplifier operates by amplifying the difference between the voltages applied to its inputs.

Detailed Application Field Plans

The TL084BCD is commonly used in various applications, including:

1. Audio Amplification: Due to its low noise and distortion characteristics, it is suitable for audio signal amplification in audio systems, mixers, and musical instruments.
2. Signal Conditioning: Its high input impedance and low offset voltage make it ideal for conditioning weak signals from sensors or transducers in measurement and control systems.
3. Active Filters: The TL084BCD can be used to implement active filters for frequency response shaping in audio and communication systems.
4. Oscillators: With appropriate feedback networks, it can be configured as an oscillator for generating waveforms in electronic circuits.

Detailed and Complete Alternative Models

Some alternative models to the TL084BCD are:

1. LM324: Quad Operational Amplifier with similar specifications and pin configuration.
2. TL074: Quad Operational Amplifier with lower power consumption and higher slew rate.
3. OP4177: Precision Operational Amplifier with lower offset voltage and higher gain bandwidth product.

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