MAX9717CETA+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX9717CETA+ belongs to the category of integrated audio amplifiers.

Use

This product is primarily used for audio amplification in various electronic devices and systems.

Characteristics

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

Package

The MAX9717CETA+ is available in a small-sized TDFN package, which ensures easy integration into different circuit designs.

Essence

The essence of the MAX9717CETA+ lies in its ability to provide efficient and reliable audio amplification while consuming minimal power.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Output Power: Up to 3W
• Total Harmonic Distortion (THD): <0.1%
• Efficiency: >85%
• Shutdown Current: <1µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX9717CETA+ features the following pin configuration:

1. VDD - Power supply input
2. GND - Ground reference
3. SD - Shutdown control input
4. IN+ - Positive audio input
5. IN- - Negative audio input
6. OUT - Amplified audio output

Functional Features

• Single-supply operation
• Class D amplifier architecture
• Built-in thermal and short-circuit protection
• Low quiescent current
• Pop-and-click suppression during power-up and shutdown

Advantages and Disadvantages

Advantages

• High-quality audio amplification
• Low power consumption
• Compact size for easy integration
• Wide input voltage range allows flexibility in different applications
• Built-in protection features enhance reliability

Disadvantages

• Limited output power compared to higher wattage amplifiers
• May require additional circuitry for certain applications

Working Principles

The MAX9717CETA+ operates based on the Class D amplifier architecture. It utilizes pulse-width modulation (PWM) techniques to convert the audio signal into a high-frequency square wave. This square wave is then amplified and filtered to reconstruct the original audio signal with minimal distortion.

Detailed Application Field Plans

The MAX9717CETA+ finds application in various electronic devices and systems, including but not limited to: - Portable audio players - Bluetooth speakers - Home theater systems - Automotive audio systems - Gaming consoles

Detailed and Complete Alternative Models

1. TPA3116D2 - Texas Instruments
2. STA540 - STMicroelectronics
3. PAM8403 - Diodes Incorporated
4. TDA7498E - STMicroelectronics
5. LM386 - Texas Instruments

These alternative models offer similar functionality and can be considered as alternatives to the MAX9717CETA+ depending on specific requirements and design constraints.

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