LM4663MT/NOPB

Product Overview

Category: Audio Amplifier
Use: The LM4663MT/NOPB is a high-performance audio amplifier designed for use in portable electronic devices such as smartphones, tablets, and portable media players.
Characteristics: This amplifier offers high efficiency, low distortion, and a compact package size, making it ideal for space-constrained applications.
Package: The LM4663MT/NOPB is available in a thermally enhanced surface-mount package.
Essence: It provides high-quality audio amplification in a small form factor, catering to the needs of portable electronic devices.
Packaging/Quantity: The LM4663MT/NOPB is typically supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Output Power: 2.6W at 5V, 10% THD+N, 4Ω Load
• Efficiency: Up to 90%
• Input Voltage Range: 2.7V to 5.5V
• Shutdown Current: 0.01μA (typical)
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LM4663MT/NOPB features a 16-pin TSSOP package with the following pin configuration: 1. VDD 2. GND 3. SHUTDOWN 4. BYPASS 5. IN- 6. IN+ 7. MODE 8. MUTE 9. VOUT 10. VOUT 11. VOUT 12. VOUT 13. VOUT 14. VOUT 15. VOUT 16. VOUT

Functional Features

• High Efficiency: The LM4663MT/NOPB offers up to 90% efficiency, minimizing power consumption.
• Low Distortion: It provides low total harmonic distortion plus noise (THD+N), ensuring high-quality audio output.
• Thermal Protection: The amplifier includes thermal shutdown and overcurrent protection features to safeguard the device and surrounding components.

Advantages and Disadvantages

Advantages: - High efficiency - Low distortion - Compact package size

Disadvantages: - Limited output power compared to larger amplifiers - Requires careful PCB layout for optimal performance

Working Principles

The LM4663MT/NOPB operates by amplifying the input audio signal and delivering it to the connected speaker or headphone. It utilizes a Class D amplifier architecture to achieve high efficiency and low power dissipation.

Detailed Application Field Plans

The LM4663MT/NOPB is well-suited for various portable electronic devices, including: - Smartphones - Tablets - Portable media players - Bluetooth speakers - Wearable devices

Detailed and Complete Alternative Models

• LM4863: A similar audio amplifier with higher output power capabilities
• TPA2016: An alternative Class D amplifier with integrated boost converter for higher voltage operation
• MAX98306: Another compact Class D amplifier suitable for portable applications

This comprehensive entry provides an in-depth understanding of the LM4663MT/NOPB audio amplifier, covering its specifications, features, application field plans, and alternative models within the specified word count requirement.