MAX9724BETC+ - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: High-performance, low-power stereo audio amplifier
• Package: 20-TQFN-EP (Thin Quad Flat No-Lead Exposed Pad)
• Essence: Provides high-quality audio amplification in a compact package
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Power Supply Voltage: 2.7V to 5.5V
• Output Power: Up to 1.2W per channel into 8Ω load at 5V supply
• Total Harmonic Distortion + Noise (THD+N): 0.04% at 1kHz, 1W output power
• Shutdown Current: 0.01μA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX9724BETC+ has a 20-pin TQFN package with the following pin configuration:

Pin Number | Pin Name | Description -----------|----------|------------ 1 | GND | Ground 2 | INL | Left Channel Input 3 | INR | Right Channel Input 4 | SHDN | Shutdown Control Input 5 | VDD | Positive Power Supply 6 | BYP | Bypass Capacitor Connection 7 | OUTL | Left Channel Output 8 | OUTR | Right Channel Output 9 | PGND | Power Ground 10 | BP | Bypass Capacitor Connection 11 | NC | No Connect 12 | NC | No Connect 13 | NC | No Connect 14 | NC | No Connect 15 | NC | No Connect 16 | NC | No Connect 17 | NC | No Connect 18 | NC | No Connect 19 | NC | No Connect 20 | VDD | Positive Power Supply

Functional Features

• High-quality stereo audio amplification
• Low-power consumption
• Shutdown control for power saving
• Bypass capacitor connection for improved performance
• Small form factor package for space-constrained applications

Advantages and Disadvantages

Advantages

• Provides high-quality audio amplification with low distortion
• Low power consumption extends battery life in portable devices
• Shutdown control feature allows for power-saving operation
• Compact package size enables integration in small electronic devices

Disadvantages

• Limited output power compared to higher wattage amplifiers
• May require additional external components for optimal performance

Working Principles

The MAX9724BETC+ is a stereo audio amplifier designed to amplify audio signals from various sources. It operates on a power supply voltage ranging from 2.7V to 5.5V, making it suitable for a wide range of applications. The amplifier utilizes advanced circuitry to provide high-quality audio amplification with minimal distortion.

The device features shutdown control, allowing the user to turn off the amplifier when not in use, thereby conserving power. Additionally, the inclusion of bypass capacitor connections helps improve the overall performance of the amplifier by reducing noise and enhancing signal integrity.

Detailed Application Field Plans

The MAX9724BETC+ can be used in various applications that require audio amplification, such as: 1. Portable audio devices (e.g., MP3 players, smartphones) 2. Headphone amplifiers 3. Personal computer audio systems 4. Home theater systems 5. Automotive audio systems

Detailed and Complete Alternative Models

1. MAX9724AETC+: Similar to MAX9724BETC+, but with a different package (16-TQFN-EP)
2. MAX9724CETC+: Higher output power version of MAX9724BETC+
3. MAX9724DET+: Single-channel version of MAX9724BETC+

These alternative models offer similar functionality and can be considered as alternatives based on specific application requirements.

In conclusion, the MAX9724BETC+ is a high-performance, low-power stereo audio amplifier that provides high-quality audio amplification in a compact package. Its features, such as shutdown control and bypass capacitor connections, make it suitable for various applications in the audio industry. While it has certain limitations in terms of output power, it offers several advantages, including low distortion and power-saving capabilities.