TL084QDG4

Product Overview

Category

The TL084QDG4 belongs to the category of operational amplifiers (op-amps).

Use

Operational amplifiers are widely used in electronic circuits for amplification, filtering, and signal conditioning purposes. The TL084QDG4 is specifically designed for low-power audio applications.

Characteristics

• Low power consumption
• High gain bandwidth product
• Wide supply voltage range
• Low input bias current
• High slew rate

Package

The TL084QDG4 comes in a quad flat package (QFP), which provides ease of mounting and soldering on printed circuit boards (PCBs).

Essence

The essence of the TL084QDG4 lies in its ability to provide high-quality audio amplification with low power consumption.

Packaging/Quantity

The TL084QDG4 is typically packaged in reels or tubes, containing a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: ±3 V to ±18 V
• Input Offset Voltage: 3 mV (maximum)
• Input Bias Current: 30 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 TL084QDG4 has a total of 14 pins, arranged as follows:

1. Non-Inverting Input 1
2. Inverting Input 1
3. Output 1
4. VCC-
5. Non-Inverting Input 2
6. Inverting Input 2
7. Output 2
8. VCC+
9. Non-Inverting Input 3
10. Inverting Input 3
11. Output 3
12. VCC-
13. Non-Inverting Input 4
14. Inverting Input 4

Functional Features

• High voltage gain
• Low input and output impedance
• Wide bandwidth
• Low distortion
• Stable operation over a wide range of temperatures

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• High gain bandwidth product allows for accurate amplification of audio signals.
• Wide supply voltage range enables flexibility in various circuit designs.
• Low input bias current minimizes signal degradation.

Disadvantages

• Limited number of channels (4) compared to other op-amp models.
• Relatively higher cost compared to some lower-end op-amps.

Working Principles

The TL084QDG4 operates based on the principles of differential amplification. It amplifies the difference between the voltages applied to its non-inverting and inverting inputs, producing an amplified output signal.

Detailed Application Field Plans

The TL084QDG4 finds applications in various audio-related fields, including: 1. Audio amplifiers 2. Active filters 3. Tone control circuits 4. Audio mixers 5. Musical instruments

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the TL084QDG4 are: 1. LM324 2. NE5532 3. TL072 4. OP275 5. AD823

These models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, the TL084QDG4 is a versatile operational amplifier designed for low-power audio applications. Its high gain bandwidth product, low power consumption, and wide supply voltage range make it suitable for various audio circuit designs. However, designers should consider alternative models depending on specific requirements and cost considerations.