TPA3116D2DAD

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High efficiency - Low distortion - Wide dynamic range - Class D amplifier - Digital input - Stereo output

Package: PowerPAD HTSSOP

Essence: The TPA3116D2DAD is a high-performance audio amplifier IC designed for use in various audio applications. It offers excellent sound quality, high efficiency, and low distortion, making it suitable for a wide range of audio systems.

Packaging/Quantity: The TPA3116D2DAD is available in a PowerPAD HTSSOP package. The quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 4.5V to 26V
• Output Power: Up to 100W per channel
• Total Harmonic Distortion + Noise (THD+N): <0.1%
• Signal-to-Noise Ratio (SNR): >100dB
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The TPA3116D2DAD has a total of 32 pins. Here is a detailed pin configuration:

1. VDDA: Analog power supply voltage
2. PVDD: Power supply voltage for the power stage
3. AGND: Analog ground
4. PGND: Power ground
5. SD: Shutdown control input
6. MUTE: Mute control input
7. SDA: I2C serial data input
8. SCL: I2C serial clock input
9. FS: Frame synchronization input
10. BCK: Bit clock input
11. DIN: Digital audio data input
12. LOUT+: Left channel positive output
13. LOUT-: Left channel negative output
14. ROUT+: Right channel positive output
15. ROUT-: Right channel negative output
16. VDDP: Power supply voltage for the input stage
17. VCOM: Common-mode voltage reference
18. VDD: Digital power supply voltage
19. PVCC: Power supply voltage for the control logic
20. AGND: Analog ground

Functional Features

• High efficiency Class D amplifier architecture
• Supports a wide range of input audio formats
• Built-in protection features such as over-temperature and over-current protection
• Flexible control options through I2C interface
• Low idle power consumption
• Excellent audio performance with low distortion and high dynamic range

Advantages and Disadvantages

Advantages: - High efficiency results in less power dissipation and reduced heat generation - Compact size and easy integration into audio systems - Wide operating voltage range allows for versatile applications - Excellent audio quality with low distortion and high signal-to-noise ratio

Disadvantages: - Requires additional external components for proper operation - Limited output power compared to some higher-end amplifiers - Sensitive to electromagnetic interference (EMI) due to its digital nature

Working Principles

The TPA3116D2DAD is based on Class D amplifier technology, which uses pulse-width modulation (PWM) to convert the input audio signal into a series of high-frequency pulses. These pulses are then amplified by the power stage and filtered to reconstruct the original audio waveform. The Class D architecture ensures high efficiency by minimizing power losses during amplification.

Detailed Application Field Plans

The TPA3116D2DAD can be used in various audio applications, including: - Home theater systems - Car audio systems - Portable speakers - Soundbars - Multimedia devices

Detailed and Complete Alternative Models

1. TPA3118D2: Similar audio amplifier IC with lower output power but lower cost.
2. TPA3251: Higher-end audio amplifier IC with higher output power and advanced features.
3. TAS5611A: Class D amplifier IC with integrated digital audio processing capabilities.

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

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