TPA3117D2RHBT

Product Overview

Category

The TPA3117D2RHBT belongs to the category of audio amplifier integrated circuits.

Use

It is primarily used for amplifying audio signals in various applications such as consumer electronics, automotive audio systems, and professional audio equipment.

Characteristics

• High efficiency: The TPA3117D2RHBT offers high power efficiency, resulting in reduced power consumption and heat dissipation.
• Wide voltage range: It operates within a wide voltage range, making it suitable for different power supply configurations.
• Low distortion: This IC provides low total harmonic distortion (THD) and noise, ensuring high-quality audio output.
• Flexible input options: It supports both analog and digital audio inputs, allowing compatibility with various audio sources.
• Protection features: The TPA3117D2RHBT incorporates protection mechanisms like over-temperature, over-voltage, and short-circuit protection, enhancing its reliability.

Package

The TPA3117D2RHBT is available in a compact and industry-standard package, typically a 32-pin QFN (Quad Flat No-Lead) package.

Essence

The essence of the TPA3117D2RHBT lies in its ability to provide efficient and high-quality audio amplification in a compact form factor.

Packaging/Quantity

This IC is commonly sold in reels or tubes, with quantities varying depending on the manufacturer and distributor.

Specifications

• Power Supply Voltage Range: 4.5V to 26V
• Output Power: Up to 50W per channel (at 10% THD+N into an 8Ω load)
• Total Harmonic Distortion + Noise (THD+N): <0.1%
• Signal-to-Noise Ratio (SNR): >100dB
• Audio Input Type: Analog or Digital (I2S, TDM)
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TPA3117D2RHBT features a 32-pin QFN package with the following pin configuration:

1. VDD
2. GND
3. SDZ
4. SDA
5. SCL
6. MUTE
7. STBY
8. PVCC
9. OUTA
10. OUTB
11. AGND
12. PGND
13. BST
14. BIAS
15. FB
16. IN+
17. IN-
18. VREF
19. VCOM
20. VDD
21. GND
22. SDZ
23. SDA
24. SCL
25. MUTE
26. STBY
27. PVCC
28. OUTA
29. OUTB
30. AGND
31. PGND
32. BST

Functional Features

• Class-D Amplification: The TPA3117D2RHBT utilizes Class-D amplifier technology, providing high efficiency and low power dissipation.
• Digital Audio Processing: It supports digital audio input formats like I2S (Inter-IC Sound) and TDM (Time Division Multiplexing), enabling seamless integration with digital audio sources.
• Volume Control: The IC incorporates volume control functionality, allowing precise adjustment of audio output levels.
• Thermal Protection: It includes built-in thermal protection mechanisms that prevent overheating and ensure safe operation.
• Short-Circuit Protection: The TPA3117D2RHBT features short-circuit protection, safeguarding the amplifier and connected speakers from potential damage.

Advantages and Disadvantages

Advantages

• High power efficiency
• Low distortion and noise
• Wide voltage range compatibility
• Compact form factor
• Protection features enhance reliability

Disadvantages

• Limited output power compared to higher wattage amplifiers
• Requires additional external components for a complete audio system

Working Principles

The TPA3117D2RHBT operates on the principle of Class-D amplification. It converts the incoming analog or digital audio signal into a high-frequency pulse-width modulated (PWM) signal. This PWM signal is then amplified and filtered to produce the final audio output. The Class-D architecture ensures high efficiency by minimizing power dissipation during the amplification process.

Detailed Application Field Plans

The TPA3117D2RHBT finds applications in various fields, including: 1. Consumer Electronics: It can be used in home theater systems, soundbars, and portable audio devices. 2. Automotive Audio Systems: The IC is suitable for car audio amplifiers, providing enhanced audio performance in vehicles. 3. Professional Audio Equipment: It can be utilized in professional audio amplifiers, mixing consoles, and PA systems.

Detailed and Complete Alternative Models

Some alternative models to the TPA3117D2RHBT include: - TPA3116D2: Similar features and specifications