TDA7050T/N3,118 - English Editing Encyclopedia Entry

Product Overview

Category

The TDA7050T/N3,118 belongs to the category of audio amplifier integrated circuits.

Use

This product is primarily used for amplifying audio signals in various electronic devices such as portable radios, televisions, and multimedia systems.

Characteristics

• Compact size and low power consumption
• High-quality audio amplification
• Wide operating voltage range
• Thermal protection mechanism

Package

The TDA7050T/N3,118 is available in a small outline transistor (SOT) package.

Essence

The essence of this product lies in its ability to provide efficient and reliable audio amplification in a compact form factor.

Packaging/Quantity

The TDA7050T/N3,118 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 4.5V to 18V
• Output Power: Up to 1.2W
• Total Harmonic Distortion: < 0.5%
• Operating Temperature Range: -40°C to +150°C
• Input Impedance: 30 kΩ
• Output Impedance: 8 Ω

Detailed Pin Configuration

The TDA7050T/N3,118 has a total of 8 pins:

1. VCC: Positive supply voltage input
2. GND: Ground reference
3. IN+: Non-inverting input for audio signal
4. IN-: Inverting input for audio signal
5. BYP: Bypass pin for internal compensation network
6. OUT: Amplified audio output
7. S-GND: Signal ground
8. MUTE: Mute control pin

Functional Features

• Single-ended audio amplifier
• Low external component count
• Built-in mute function for audio control
• Thermal protection against overheating
• Short-circuit and overvoltage protection

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained devices
• Low power consumption for energy-efficient operation
• High-quality audio amplification with low distortion
• Wide operating voltage range allows flexibility in power supply selection

Disadvantages

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

Working Principles

The TDA7050T/N3,118 operates as a class AB audio amplifier. It amplifies the input audio signal using internal transistors and delivers the amplified signal to the output pin. The built-in thermal protection mechanism ensures safe operation by preventing excessive heat buildup.

Detailed Application Field Plans

The TDA7050T/N3,118 finds applications in various electronic devices, including: 1. Portable radios 2. Televisions 3. Multimedia systems 4. Personal audio players 5. Automotive audio systems

Detailed and Complete Alternative Models

1. TDA7052 - Similar audio amplifier IC with higher output power capability
2. LM386 - Audio amplifier IC with adjustable gain and low external component count
3. MAX9744 - Class D audio amplifier IC with high efficiency and integrated volume control

In conclusion, the TDA7050T/N3,118 is a compact and efficient audio amplifier IC suitable for a wide range of electronic devices. Its low power consumption, high-quality audio amplification, and built-in protection mechanisms make it an ideal choice for various applications.