MAX9716EBL+TG45

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: High Efficiency, Low Noise, Small Package Size
• Package: TG45 (Thin Quad Flat Pack)
• Essence: Power Amplification for Audio Signals
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 28V
• Output Power: 2.8W (into 4Ω load) at 10% THD+N
• Efficiency: Up to 87%
• Shutdown Current: <1µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX9716EBL+TG45 has a total of 20 pins. The pin configuration is as follows:

1. SHDN - Shutdown Input
2. GND - Ground
3. IN+ - Non-Inverting Input
4. IN- - Inverting Input
5. VDD - Positive Supply Voltage
6. OUT - Amplifier Output
7. FB - Feedback Input
8. BYP - Bypass Capacitor Connection
9. NC - No Connection
10. NC - No Connection
11. NC - No Connection
12. NC - No Connection
13. NC - No Connection
14. NC - No Connection
15. NC - No Connection
16. NC - No Connection
17. NC - No Connection
18. NC - No Connection
19. NC - No Connection
20. NC - No Connection

Functional Features

• Single-Supply Operation
• Class D Amplifier Architecture
• Short-Circuit and Thermal Protection
• Low Quiescent Current
• Low Pop and Click Noise

Advantages and Disadvantages

Advantages: - High Efficiency, reducing power consumption - Small Package Size, saving board space - Low Noise, providing high-quality audio output - Short-Circuit and Thermal Protection, ensuring device safety

Disadvantages: - Limited Output Power (2.8W) - Requires External Bypass Capacitor for Optimal Performance

Working Principles

The MAX9716EBL+TG45 is a Class D audio amplifier that operates on a single supply voltage. It utilizes pulse-width modulation (PWM) to amplify audio signals efficiently. The input audio signal is compared with a triangular waveform, generating a PWM signal that drives the output stage. This allows for high efficiency and low power dissipation.

Detailed Application Field Plans

The MAX9716EBL+TG45 is suitable for various applications, including:

1. Portable Audio Devices: Provides efficient amplification for smartphones, tablets, and portable media players.
2. Home Theater Systems: Enhances the audio output of home theater systems, delivering clear and powerful sound.
3. Automotive Audio Systems: Amplifies audio signals in car audio systems, improving overall sound quality.
4. Multimedia Speakers: Enables compact multimedia speakers to produce high-quality audio.

Detailed and Complete Alternative Models

1. TPA3116D2: A similar Class D audio amplifier with higher output power and integrated volume control.
2. LM386: A low-power audio amplifier suitable for battery-powered applications.
3. TAS5630: A high-performance Class D amplifier with advanced features such as digital audio processing.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific requirements.

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