TDA8551T/N1,118

Product Overview

Category

The TDA8551T/N1,118 belongs to the category of audio amplifier integrated circuits.

Use

This product is primarily used for amplifying audio signals in various electronic devices and systems.

Characteristics

• High-quality audio amplification
• Low power consumption
• Compact package size
• Wide operating voltage range
• Excellent signal-to-noise ratio
• Thermal protection mechanism

Package

The TDA8551T/N1,118 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 TDA8551T/N1,118 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 2.8W
• Total Harmonic Distortion: <0.5%
• Operating Temperature Range: -40°C to +85°C
• Gain Control Range: 20dB to 34dB
• Input Impedance: 32kΩ
• Output Impedance: 8Ω

Detailed Pin Configuration

The TDA8551T/N1,118 has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. IN: Audio signal input
4. GAIN: Gain control input
5. OUT: Amplified audio signal output

Functional Features

• Single-ended audio amplification
• Adjustable gain control
• Short-circuit and thermal protection
• Low quiescent current consumption
• Built-in mute function

Advantages and Disadvantages

Advantages

• High-quality audio amplification
• Wide operating voltage range
• Compact package size
• Low power consumption
• Thermal protection mechanism ensures device safety

Disadvantages

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

Working Principles

The TDA8551T/N1,118 operates as a class AB audio amplifier. It amplifies the input audio signal using a combination of transistors and integrated circuitry. The gain control input allows for adjusting the amplification level according to the desired volume. The built-in thermal protection mechanism safeguards the device from overheating.

Detailed Application Field Plans

The TDA8551T/N1,118 finds applications in various electronic devices and systems, including:

1. Portable audio players
2. Mobile phones
3. Personal computers
4. Automotive audio systems
5. Home theater systems
6. Multimedia speakers

Detailed and Complete Alternative Models

1. TDA7265: Dual bridge audio amplifier
2. LM386: Low voltage audio power amplifier
3. TPA3116D2: Class D audio amplifier
4. STA540: 4-channel audio amplifier
5. MAX9744: Mono class D audio power amplifier

These alternative models offer similar functionality and can be considered as alternatives to the TDA8551T/N1,118 based on specific requirements.

In conclusion, the TDA8551T/N1,118 is a compact and efficient audio amplifier integrated circuit that provides high-quality audio amplification. Its wide range of applications and availability of alternative models make it a versatile choice for various electronic devices and systems.