TL074IDG4

Product Overview

Category: Integrated Circuit (IC)

Use: TL074IDG4 is a low-noise JFET-input operational amplifier that is designed for a wide range of applications in audio and signal processing circuits.

Characteristics: - Low noise: The TL074IDG4 offers a low input noise voltage, making it suitable for applications requiring high-fidelity audio amplification. - High gain bandwidth product: With a gain bandwidth product of 3 MHz, this operational amplifier can handle a wide range of frequencies. - Wide supply voltage range: The TL074IDG4 operates with a supply voltage range of ±5V to ±18V, providing flexibility in various circuit designs. - Low input bias current: This IC has a low input bias current, minimizing the impact on sensitive circuits.

Package: The TL074IDG4 is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence: TL074IDG4 is a versatile operational amplifier that combines low noise, high gain bandwidth, and a wide supply voltage range, making it ideal for audio and signal processing applications.

Packaging/Quantity: The TL074IDG4 is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

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

Detailed Pin Configuration

The TL074IDG4 features an 8-pin SOIC package with the following pin configuration:

1. Non-Inverting Input (+)
2. Inverting Input (-)
3. Output
4. V-
5. Offset Null
6. V+
7. N/C (No Connection)
8. N/C (No Connection)

Functional Features

• Low noise and distortion: The TL074IDG4 provides excellent audio signal amplification with minimal noise and distortion.
• High input impedance: The JFET-input stage ensures a high input impedance, allowing for easy interfacing with various signal sources.
• Rail-to-rail output swing: The operational amplifier offers a wide output voltage range, enabling it to handle signals close to the supply rails.
• Unity-gain stable: The TL074IDG4 remains stable even at unity gain, making it suitable for applications requiring a voltage follower configuration.

Advantages and Disadvantages

Advantages: - Low noise performance enhances audio quality. - Wide supply voltage range allows for versatile circuit designs. - High gain bandwidth product enables handling of a broad frequency spectrum. - JFET-input stage provides high input impedance.

Disadvantages: - Limited output current capability may not be suitable for driving low-impedance loads. - Higher power consumption compared to some other operational amplifiers. - Not specifically designed for precision applications requiring extremely low offset voltage.

Working Principles

The TL074IDG4 is based on a JFET-input operational amplifier architecture. It utilizes a differential input stage followed by a push-pull output stage. The JFET-input stage provides low input bias current and high input impedance, while the push-pull output stage allows for rail-to-rail output swing.

The operational amplifier amplifies the voltage difference between its non-inverting and inverting inputs, producing an amplified output signal. The gain and characteristics of the TL074IDG4 can be adjusted using external components such as resistors and capacitors.

Detailed Application Field Plans

The TL074IDG4 finds applications in various fields, including: - Audio amplification: It can be used in audio preamplifiers, mixers, equalizers, and other audio processing circuits. - Signal conditioning: The operational amplifier is suitable for signal conditioning tasks such as amplification, filtering, and impedance matching. - Instrumentation: It can be employed in precision measurement instruments, data acquisition systems, and sensor interfaces. - Active filters: The TL074IDG4 can be utilized in active filter designs for frequency response shaping and signal manipulation.

Detailed and Complete Alternative Models

• TL071: Single JFET-input operational amplifier
• TL072: Dual JFET-input operational amplifier
• TL084: Quad JFET-input operational amplifier
• LM324: Quad operational amplifier with bipolar inputs

These alternative models offer similar functionalities and characteristics to the TL074IDG4, but with varying pin configurations and package options.

In conclusion, the TL074IDG4 is a versatile operational amplifier that combines low noise, high gain bandwidth,