TDA8571J/N2C,112

Product Overview

Category

The TDA8571J/N2C,112 belongs to the category of integrated circuits (ICs) specifically designed for audio amplification.

Use

This product is primarily used in audio systems to amplify low-power audio signals and drive speakers or headphones.

Characteristics

• High-quality audio amplification
• Low distortion and noise levels
• Wide frequency response range
• Compact size for easy integration
• Efficient power consumption

Package

The TDA8571J/N2C,112 is available in a small outline package (SOP) with a specific pin configuration.

Essence

The essence of this product lies in its ability to provide high-quality audio amplification while maintaining low distortion and noise levels.

Packaging/Quantity

The TDA8571J/N2C,112 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage: 8V - 18V
• Output power: 4 x 40W (max)
• Total harmonic distortion: < 0.5%
• Signal-to-noise ratio: > 90dB
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The TDA8571J/N2C,112 has a total of 20 pins, each serving a specific function. The detailed pin configuration is as follows:

1. VCC: Positive supply voltage
2. OUT1: Amplified audio output channel 1
3. OUT2: Amplified audio output channel 2
4. GND: Ground reference
5. OUT3: Amplified audio output channel 3
6. OUT4: Amplified audio output channel 4
7. IN1: Audio input channel 1
8. IN2: Audio input channel 2
9. IN3: Audio input channel 3
10. IN4: Audio input channel 4
11. MUTE: Mute control input
12. ST-BY: Standby control input
13. DIAG: Diagnostic output
14. DIAGVCC: Diagnostic supply voltage
15. S-GND: Signal ground reference
16. SVR: Supply voltage regulator
17. VREF: Reference voltage output
18. VP: Positive supply voltage for the power amplifier stage
19. VS: Negative supply voltage for the power amplifier stage
20. VEE: Negative supply voltage

Functional Features

• Quad bridge audio amplifier
• Built-in diagnostic functions
• Short-circuit and thermal protection
• Mute and standby modes for power saving
• Low external component count
• Easy integration into audio systems

Advantages and Disadvantages

Advantages

• High-quality audio amplification with low distortion
• Wide frequency response range for accurate sound reproduction
• Efficient power consumption for energy-saving operation
• Built-in diagnostic functions for enhanced reliability
• Short-circuit and thermal protection for added safety

Disadvantages

• Limited output power compared to higher wattage amplifiers
• Requires careful heat dissipation due to operating temperature range

Working Principles

The TDA8571J/N2C,112 operates as a quad bridge audio amplifier. It amplifies low-power audio signals received from the input channels and drives the corresponding output channels, which are connected to speakers or headphones. The built-in diagnostic functions ensure proper operation and protect against short circuits and thermal issues.

Detailed Application Field Plans

The TDA8571J/N2C,112 is widely used in various audio applications, including: - Car audio systems - Home theater systems - Portable audio devices - Professional audio equipment - Multimedia speakers

Detailed and Complete Alternative Models

1. TDA8561Q/N2C,112
2. TDA8581J/N2C,112
3. TDA8591J/N2C,112
4. TDA8595J/N2C,112
5. TDA8599J/N2C,112

These alternative models offer similar functionality and characteristics to the TDA8571J/N2C,112, providing options for different design requirements.

In conclusion, the TDA8571J/N2C,112 is a high-quality audio amplifier IC that offers low distortion, wide frequency response, and efficient power consumption. Its quad bridge configuration, diagnostic functions, and protection features make it suitable for various audio applications. While it has limitations in output power and requires proper heat dissipation, there are alternative models available to cater to different design needs.