MAX97220AETE+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX97220AETE+ belongs to the category of integrated audio amplifiers.

Use

This product is primarily used for audio amplification in various electronic devices such as smartphones, tablets, portable media players, and other consumer electronics.

Characteristics

• High-quality audio amplification
• Low power consumption
• Compact size
• Wide input voltage range
• Excellent signal-to-noise ratio
• Thermal and short-circuit protection

Package

The MAX97220AETE+ comes in a small-sized package, typically in a TQFN (Thin Quad Flat No-Lead) package. This package ensures easy integration into compact electronic devices.

Essence

The essence of the MAX97220AETE+ lies in its ability to provide high-quality audio amplification while consuming minimal power and occupying a small footprint.

Packaging/Quantity

This product is usually packaged in reels or tubes, with a typical quantity of 2500 units per reel or tube.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Output Power: Up to 1.4W
• Total Harmonic Distortion (THD+N): <0.1%
• Signal-to-Noise Ratio (SNR): >100dB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX97220AETE+ has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. VDD - Power supply input
2. GND - Ground reference
3. SD - Shutdown control input
4. INL - Left channel audio input
5. INR - Right channel audio input
6. BYP - Bypass capacitor connection
7. VCM - Common-mode voltage output
8. OUTL - Left channel audio output
9. OUTR - Right channel audio output
10. BST - Boost capacitor connection
11. FB - Feedback input
12. NC - No connection
13. NC - No connection
14. NC - No connection
15. NC - No connection
16. NC - No connection

Functional Features

• Single-supply operation
• Class AB amplifier architecture
• Integrated boost converter for efficient power delivery
• Short-circuit and thermal protection
• Pop-and-click suppression during power-on/off transitions
• Low quiescent current in shutdown mode

Advantages and Disadvantages

Advantages

• High-quality audio amplification
• Low power consumption
• Compact size for easy integration
• Wide input voltage range for versatile applications
• Excellent signal-to-noise ratio for clear audio reproduction
• Built-in protection features for enhanced reliability

Disadvantages

• Limited output power compared to higher wattage amplifiers
• May require additional external components for specific applications

Working Principles

The MAX97220AETE+ operates on a single supply voltage, typically ranging from 2.7V to 5.5V. It utilizes a class AB amplifier architecture to provide high-quality audio amplification with low distortion. The integrated boost converter ensures efficient power delivery to the speakers.

The device incorporates various protection mechanisms such as short-circuit and thermal protection to safeguard against potential damage. Additionally, pop-and-click suppression circuitry minimizes audible disturbances during power-on and power-off transitions.

Detailed Application Field Plans

The MAX97220AETE+ finds extensive application in the following fields:

1. Mobile devices: Smartphones, tablets, and portable media players benefit from its compact size and low power consumption.
2. Consumer electronics: Audio systems, gaming consoles, and personal computers can utilize this amplifier for enhanced audio performance.
3. Automotive: In-car entertainment systems and head units can benefit from the high-quality audio amplification provided by this device.

Detailed and Complete Alternative Models

1. MAX97220AETE+T - Similar to the MAX97220AETE+, but with a different packaging option (TQFN).
2. MAX97220AETE/V+ - Variant with extended temperature range (-40°C to +125°C) for more demanding environments.
3. MAX97220AETE/V+T - Combination of extended temperature range and different packaging option (TQFN).

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

In conclusion, the MAX97220AETE+ is an integrated audio amplifier that offers high-quality audio amplification, low power consumption, and compact size. With its wide range of applications and various protection features, it proves to be a versatile choice for audio amplification needs in consumer electronics.