TDA7391LVPDTR

Product Overview

Category

TDA7391LVPDTR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in audio amplifier applications.

Characteristics

• High output power capability
• Low distortion
• Low noise
• Standby function
• Short-circuit protection
• Thermal shutdown protection

Package

TDA7391LVPDTR is available in a small outline package (SOP) with 20 pins.

Essence

The essence of TDA7391LVPDTR lies in its ability to provide high-quality audio amplification with low distortion and noise.

Packaging/Quantity

This IC is typically packaged in reels, with each reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Supply voltage: 8V to 18V
• Output power: Up to 40W
• Total harmonic distortion: <0.5%
• Signal-to-noise ratio: >90dB
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The pin configuration of TDA7391LVPDTR is as follows:

1. Mute
2. Non-inverting input
3. Inverting input
4. GND (Ground)
5. Bootstrap capacitor
6. Output
7. VCC (Supply voltage)
8. Standby
9. Thermal protection
10. Thermal protection
11. Thermal protection
12. Thermal protection
13. Thermal protection
14. Thermal protection
15. Thermal protection
16. Thermal protection
17. Thermal protection
18. Thermal protection
19. Thermal protection
20. Thermal protection

Functional Features

• Mute function for silent operation
• Differential inputs for improved noise rejection
• Standby mode for power-saving operation
• Thermal shutdown protection to prevent overheating
• Short-circuit protection to safeguard the IC and connected components

Advantages and Disadvantages

Advantages

• High output power capability allows for driving speakers with sufficient volume.
• Low distortion ensures accurate reproduction of audio signals.
• Low noise level results in clear and crisp sound quality.
• Standby function helps conserve power when the amplifier is not in use.
• Built-in protection features protect the IC from damage due to short circuits and overheating.

Disadvantages

• Limited output power compared to higher wattage amplifiers.
• May require additional external components for optimal performance in certain applications.

Working Principles

TDA7391LVPDTR operates as an audio amplifier by taking an input audio signal and amplifying it to a higher power level suitable for driving speakers. It utilizes differential inputs to improve noise rejection and minimize interference. The IC incorporates various protection mechanisms, such as thermal shutdown and short-circuit protection, to ensure safe and reliable operation.

Detailed Application Field Plans

TDA7391LVPDTR finds application in various audio systems, including:

1. Home theater systems
2. Car audio systems
3. Portable speakers
4. Professional audio equipment
5. Multimedia devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to TDA7391LVPDTR are:

1. TDA7294 - Similar audio amplifier IC with higher output power capability.
2. LM386 - Low-power audio amplifier IC suitable for battery-powered applications.
3. TPA3116D2 - Class D audio amplifier IC with high efficiency and compact size.

These alternative models offer different features and specifications, allowing users to choose the most suitable option based on their specific requirements.

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