LM4674SQ/NOPB

Product Overview

• Category: Integrated Circuit
• Use: Audio Amplifier
• Characteristics: High-performance, stereo audio amplifier
• Package: 24-pin LLP package
• Essence: Amplifies audio signals for various applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Power Supply Voltage: 2.7V to 5.5V
• Output Power: Up to 1.2W per channel
• Total Harmonic Distortion + Noise: 0.03% (typical)
• Shutdown Current: 0.01μA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM4674SQ/NOPB has a 24-pin LLP package with the following pin configuration:

1. VDD
2. GND
3. SD
4. INL-
5. INL+
6. BYP
7. OUTL
8. NC
9. NC
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC
17. OUTR
18. BYN
19. INR+
20. INR-
21. SCL
22. SDA
23. NC
24. NC

Functional Features

• High-quality audio amplification for stereo applications
• Low power consumption in shutdown mode
• Built-in thermal and short-circuit protection
• I2C control interface for easy integration into systems
• Wide operating voltage range for flexibility

Advantages and Disadvantages

Advantages: - High-performance audio amplification - Low power consumption in standby mode - Easy integration with I2C control interface - Built-in protection features for enhanced reliability

Disadvantages: - Limited output power compared to some other amplifiers - Requires external components for proper operation

Working Principles

The LM4674SQ/NOPB is a stereo audio amplifier that operates by amplifying low-power audio signals from various sources. It utilizes an I2C control interface for easy integration into systems and offers high-quality audio amplification with low distortion and noise. The amplifier also includes built-in thermal and short-circuit protection mechanisms to ensure safe operation.

Detailed Application Field Plans

The LM4674SQ/NOPB can be used in a wide range of applications, including but not limited to:

1. Portable audio devices such as smartphones, tablets, and MP3 players
2. Home entertainment systems
3. Automotive audio systems
4. Gaming consoles
5. Personal computers and laptops

Detailed and Complete Alternative Models

1. LM4863SQ/NOPB - Stereo 2.2W Audio Power Amplifier
2. LM386N-1/NOPB - Low Voltage Audio Power Amplifier
3. TPA3116D2PWPR - Stereo Class-D Audio Amplifier

These alternative models offer similar functionality and can be considered as alternatives to the LM4674SQ/NOPB based on specific requirements and application needs.

In conclusion, the LM4674SQ/NOPB is a high-performance stereo audio amplifier that provides reliable and high-quality audio amplification for various applications. Its compact package, low power consumption, and built-in protection features make it a suitable choice for portable and stationary audio devices alike.