MAX98356EWL+T

Product Overview

• Category: Audio Amplifier
• Use: The MAX98356EWL+T is a digital audio amplifier designed for portable devices such as smartphones, tablets, and portable media players. It provides high-quality audio amplification for small form factor applications.
• Characteristics: The MAX98356EWL+T offers low power consumption, high efficiency, and excellent audio performance. It is capable of driving speakers with up to 3.2W output power, making it suitable for various portable audio applications.
• Package: The MAX98356EWL+T comes in a compact WLP package, which allows for space-saving integration into small electronic devices.
• Essence: This audio amplifier enhances the audio experience in portable devices by providing efficient and high-quality audio amplification.
• Packaging/Quantity: The MAX98356EWL+T is typically sold in reels containing 3000 units.

Specifications

• Output Power: Up to 3.2W
• Supply Voltage Range: 2.5V to 5.5V
• Total Harmonic Distortion + Noise (THD+N): <0.1%
• Signal-to-Noise Ratio (SNR): >100dB
• Operating Temperature Range: -40°C to +85°C
• Package Type: WLP

Detailed Pin Configuration

The MAX98356EWL+T has a total of 20 pins. Here is the detailed pin configuration:

1. VDD
2. GND
3. SDI
4. SDO
5. SCLK
6. LRCLK
7. BCLK
8. RESET
9. SHDN
10. AGND
11. OUTP
12. OUTN
13. BST
14. VDD
15. GND
16. AGND
17. PVDD
18. PGND
19. PVDD
20. PGND

Functional Features

• Digital Audio Interface: The MAX98356EWL+T supports various digital audio interfaces, including I2S and TDM, allowing for easy integration with different audio sources.
• Integrated Digital Volume Control: This amplifier features an integrated digital volume control, enabling precise adjustment of the audio output level.
• Low Power Consumption: The MAX98356EWL+T is designed to operate with low power consumption, making it suitable for battery-powered portable devices.
• Short-Circuit and Thermal Protection: The amplifier includes built-in short-circuit and thermal protection mechanisms to ensure safe operation and prevent damage to the device.

Advantages and Disadvantages

Advantages: - High-quality audio amplification - Low power consumption - Compact package size - Integrated digital volume control

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

Working Principles

The MAX98356EWL+T operates by receiving digital audio data through its digital audio interface pins (SDI, SDO, SCLK, LRCLK, BCLK). It then processes and amplifies the audio signal, which is then outputted through the OUTP and OUTN pins to drive the connected speaker. The integrated digital volume control allows for precise adjustment of the audio output level.

Detailed Application Field Plans

The MAX98356EWL+T is widely used in various portable electronic devices that require high-quality audio amplification. Some potential application fields include:

1. Smartphones and Tablets: Enhancing the audio experience in mobile devices by providing clear and powerful sound output.
2. Portable Media Players: Enabling high-fidelity audio playback in portable media players for an immersive listening experience.
3. Bluetooth Speakers: Amplifying the audio signal in compact Bluetooth speakers, delivering rich and dynamic sound.

Detailed and Complete Alternative Models

1. MAX98357A: A similar digital audio amplifier with higher output power capabilities.
2. MAX98358: An alternative audio amplifier with integrated DSP functionality for advanced audio processing.
3. MAX98390: A digital audio amplifier designed specifically for automotive applications, offering enhanced noise cancellation features.

These alternative models provide different features and specifications to cater to diverse application requirements.

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