MAX98314EWL+T

Product Overview

• Category: Integrated Circuit
• Use: Audio Amplifier
• Characteristics: High Efficiency, Low Power Consumption
• Package: WLP (Wafer Level Package)
• Essence: Class D Audio Amplifier
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Supply Voltage: 2.5V to 5.5V
• Output Power: Up to 3.2W
• Efficiency: Greater than 90%
• THD+N: Less than 0.1%
• Shutdown Current: Less than 1µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX98314EWL+T has a total of 16 pins. The pin configuration is as follows:

1. VDD
2. GND
3. SD
4. SCL
5. SDA
6. LRCLK
7. BCLK
8. DIN
9. DOUT
10. SHDN
11. AGND
12. OUT-
13. OUT+
14. PVDD
15. BST
16. PVSS

Functional Features

• Single-supply operation
• I2C control interface
• Automatic level control (ALC)
• Short-circuit and thermal protection
• Pop and click suppression during power-up and shutdown

Advantages

• High efficiency results in low power consumption
• Small form factor due to the WLP package
• Excellent audio quality with low distortion
• Easy integration into various audio systems
• Robust protection features ensure reliability

Disadvantages

• Limited output power compared to larger amplifiers
• Requires an external microcontroller for full functionality

Working Principles

The MAX98314EWL+T is a Class D audio amplifier that utilizes pulse-width modulation (PWM) to amplify audio signals. It operates by rapidly switching the output stage between two states, allowing for efficient power delivery to the connected speakers. The I2C control interface enables easy configuration of various parameters such as volume control and audio processing.

Application Field Plans

The MAX98314EWL+T is suitable for a wide range of applications including:

1. Portable Bluetooth speakers
2. Smartphones and tablets
3. Gaming consoles
4. Automotive infotainment systems
5. Home theater systems

Alternative Models

1. MAX98314ETD+: Similar specifications but in a TDFN package.
2. MAX98314ETA+: Similar specifications but in a TQFN package.
3. MAX98314EWV+: Similar specifications but with an exposed pad for improved thermal dissipation.

These alternative models provide flexibility in terms of package options while maintaining similar performance characteristics.

In conclusion, the MAX98314EWL+T is a highly efficient Class D audio amplifier designed for portable and consumer electronic devices. Its small form factor, low power consumption, and excellent audio quality make it an ideal choice for various applications.