TDA7391LVPD

Product Overview

Category

TDA7391LVPD belongs to the category of integrated audio amplifier circuits.

Use

This product is primarily used for amplifying audio signals in various electronic devices such as audio systems, car stereos, and home theater systems.

Characteristics

• Integrated audio amplifier circuit
• High-quality audio amplification
• Low power consumption
• Compact package size
• Wide operating voltage range

Package

TDA7391LVPD is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of TDA7391LVPD lies in its ability to provide high-quality audio amplification while consuming minimal power and occupying a compact space.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of TDA7391LVPD integrated circuits.

Specifications

• Operating Voltage Range: 8V to 18V
• Output Power: 25W per channel (maximum)
• Total Harmonic Distortion: <0.5%
• Signal-to-Noise Ratio: >90dB
• Input Impedance: 30kΩ
• Output Impedance: 4Ω

Detailed Pin Configuration

The TDA7391LVPD integrated circuit consists of the following pins:

1. VCC - Positive supply voltage
2. GND - Ground reference
3. IN1 - Audio input channel 1
4. IN2 - Audio input channel 2
5. MUTE - Mute control input
6. ST-BY - Standby control input
7. OUT1 - Amplified audio output channel 1
8. OUT2 - Amplified audio output channel 2

Functional Features

• High-quality audio amplification with low distortion
• Built-in mute and standby control for power management
• Thermal protection to prevent overheating
• Short-circuit protection for enhanced safety
• Wide operating voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages

• High-quality audio amplification
• Low power consumption
• Compact size
• Built-in protection features

Disadvantages

• Limited output power compared to higher wattage amplifiers
• Requires external components for a complete audio system

Working Principles

TDA7391LVPD operates on the principle of amplifying low-level audio signals using a combination of internal circuitry. It takes the input audio signals, amplifies them, and delivers the amplified signals to the output channels. The integrated circuit also includes various protection mechanisms to ensure safe operation and prevent damage to the device or connected speakers.

Detailed Application Field Plans

The TDA7391LVPD integrated audio amplifier circuit finds applications in various electronic devices, including:

1. Car audio systems
2. Home theater systems
3. Portable audio devices
4. Multimedia speakers
5. Audio amplification modules

Detailed and Complete Alternative Models

1. TDA7388 - Similar audio amplifier circuit with higher output power capability.
2. TDA7265 - Integrated audio amplifier circuit with lower power consumption.
3. TDA7492 - Digital audio amplifier module with built-in Bluetooth connectivity.

These alternative models offer different specifications and features, providing options based on specific requirements and design considerations.

In conclusion, the TDA7391LVPD integrated audio amplifier circuit is a compact and efficient solution for amplifying audio signals in various electronic devices. With its high-quality audio amplification, low power consumption, and built-in protection features, it serves as a reliable choice for audio system designers.