TDA7391PD13TR

Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High output power - Low distortion - Wide supply voltage range - Thermal protection - Short-circuit protection

Package: PowerSO-20

Essence: TDA7391PD13TR is a high-performance audio amplifier IC designed for various audio applications.

Packaging/Quantity: The TDA7391PD13TR is typically sold in reels of 2500 units.

Specifications

The TDA7391PD13TR has the following specifications:

• Supply Voltage Range: 8V to 18V
• Output Power: Up to 45W
• Total Harmonic Distortion: <0.5%
• Operating Temperature Range: -40°C to +150°C
• Package Type: PowerSO-20

Pin Configuration

The TDA7391PD13TR has a PowerSO-20 package with the following pin configuration:

1. Mute
2. Non-Inverting Input 1
3. Inverting Input 1
4. Non-Inverting Input 2
5. Inverting Input 2
6. GND
7. Output 1
8. VCC
9. Bootstrap
10. Output 2
11. Standby
12. Mode Select
13. Non-Inverting Input 3
14. Inverting Input 3
15. Non-Inverting Input 4
16. Inverting Input 4
17. Output 3
18. VCC
19. Bootstrap
20. Output 4

Functional Features

The TDA7391PD13TR offers the following functional features:

• High output power capability
• Low distortion for improved audio quality
• Wide supply voltage range allows flexibility in power source selection
• Thermal protection to prevent overheating
• Short-circuit protection for enhanced safety

Advantages and Disadvantages

Advantages: - High output power allows for driving speakers with ease - Low distortion ensures accurate reproduction of audio signals - Wide supply voltage range provides versatility in system design - Thermal and short-circuit protection enhance reliability and safety

Disadvantages: - Limited availability in smaller quantities - Relatively higher cost compared to some other audio amplifier ICs

Working Principles

The TDA7391PD13TR operates as a class AB audio amplifier. It amplifies low-level audio signals and drives them to the connected speakers. The IC utilizes multiple internal amplification stages to achieve high output power while maintaining low distortion levels. The thermal and short-circuit protection mechanisms ensure safe operation even under demanding conditions.

Detailed Application Field Plans

The TDA7391PD13TR is commonly used in various audio applications, including:

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

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the TDA7391PD13TR are:

1. TDA7294 - Audio Amplifier IC with similar power capabilities
2. LM386 - Low-power audio amplifier IC suitable for battery-powered applications
3. TPA3116D2 - Class D audio amplifier IC with high efficiency

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

In conclusion, the TDA7391PD13TR is a high-performance audio amplifier IC that offers high output power, low distortion, and various protection mechanisms. Its wide application field and availability of alternative models make it a versatile choice for audio system designers.