MAX9776EBX+TG45

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: High-performance, low-power, stereo audio amplifier
• Package: 36-pin TQFN package
• Essence: Provides high-quality audio amplification for various applications
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Power Supply Voltage: 2.7V to 5.5V
• Output Power: Up to 1.4W per channel into 8Ω load
• Total Harmonic Distortion + Noise: 0.03% (typical)
• Signal-to-Noise Ratio: 100dB (typical)
• Shutdown Current: 0.01μA (typical)

Pin Configuration

The MAX9776EBX+TG45 has a total of 36 pins. Here is the detailed pin configuration:

1. VDD
2. GND
3. SD
4. INL-
5. INL+
6. BYP
7. OUTL
8. NC
9. NC
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC
17. NC
18. NC
19. NC
20. NC
21. NC
22. NC
23. NC
24. NC
25. NC
26. NC
27. NC
28. NC
29. NC
30. NC
31. NC
32. NC
33. NC
34. OUTR
35. INR+
36. INR-

Functional Features

• High-quality stereo audio amplification
• Low power consumption
• Wide power supply voltage range
• Low total harmonic distortion and noise
• Shutdown mode for power saving
• Thermal and short-circuit protection

Advantages and Disadvantages

Advantages: - High-performance audio amplification - Low power consumption - Wide power supply voltage range - Compact package size

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

Working Principles

The MAX9776EBX+TG45 is a stereo audio amplifier that operates by amplifying the input audio signals received through the INL+, INL-, INR+, and INR- pins. It utilizes a class D amplifier architecture to provide efficient power conversion and minimize power dissipation. The BYP pin allows bypassing the internal gain setting resistors, enabling customization of the gain levels.

Detailed Application Field Plans

The MAX9776EBX+TG45 can be used in various audio applications, including but not limited to:

1. Portable audio devices (e.g., smartphones, tablets, MP3 players)
2. Home entertainment systems
3. Automotive audio systems
4. Computer peripherals (e.g., speakers, soundbars)
5. Gaming consoles

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality:

1. TPA3116D2: Class D audio amplifier with integrated volume control
2. LM386: Low voltage audio power amplifier
3. TAS5630: High-performance digital audio amplifier
4. STA540: 4-channel audio amplifier with built-in thermal protection

These alternative models provide options based on specific requirements and design considerations.

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