LM4675TLX/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High-performance audio amplifier - Low power consumption - Small form factor - Wide operating voltage range

Package: TLX package

Essence: The LM4675TLX/NOPB is a high-performance audio amplifier IC designed for various audio applications. It offers excellent sound quality and low power consumption, making it suitable for portable devices such as smartphones, tablets, and portable media players.

Packaging/Quantity: The LM4675TLX/NOPB is available in a TLX package, which is a small surface-mount package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Operating Voltage Range: 2.7V to 5.5V
• Output Power: Up to 1.2W per channel
• Total Harmonic Distortion + Noise (THD+N): <0.1%
• Signal-to-Noise Ratio (SNR): >90dB
• Shutdown Current: <1µA
• Package Type: TLX

Detailed Pin Configuration

The LM4675TLX/NOPB has the following pin configuration:

1. VDD: Power supply voltage input
2. GND: Ground reference
3. SD: Shutdown control input
4. INL: Left channel audio input
5. INR: Right channel audio input
6. OUTL: Left channel audio output
7. OUTR: Right channel audio output
8. BYP: Bypass capacitor connection

Functional Features

• High-quality audio amplification
• Low power consumption
• Thermal shutdown protection
• Short-circuit and overcurrent protection
• Pop and click suppression during power-on/off transitions

Advantages and Disadvantages

Advantages: - High-performance audio amplification - Low power consumption - Small form factor for space-constrained applications - Wide operating voltage range allows compatibility with various devices

Disadvantages: - Limited output power compared to larger audio amplifiers - May require additional external components for optimal performance

Working Principles

The LM4675TLX/NOPB is a class AB audio amplifier that amplifies the input audio signal and drives the connected speakers or headphones. It utilizes a combination of analog and digital circuitry to provide high-quality audio amplification while minimizing power consumption.

Detailed Application Field Plans

The LM4675TLX/NOPB can be used in various audio applications, including: 1. Portable devices such as smartphones, tablets, and portable media players 2. Bluetooth speakers and wireless audio systems 3. Headphone amplifiers 4. Automotive audio systems 5. Home audio equipment

Detailed and Complete Alternative Models

1. LM4863: Audio Power Amplifier IC
2. TPA3116D2: Class D Audio Amplifier IC
3. MAX9744: Stereo Class D Audio Power Amplifier IC
4. TDA7498E: Dual BTL Class-D Audio Amplifier IC
5. STA540: 4-channel Audio Amplifier IC

These alternative models offer similar functionality and can be considered as alternatives to the LM4675TLX/NOPB based on specific application requirements.

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