TPA3002D2PHP

Product Overview

Category

The TPA3002D2PHP belongs to the category of audio power amplifier integrated circuits.

Use

It is primarily used for amplifying audio signals in various electronic devices such as portable speakers, home theater systems, and car audio systems.

Characteristics

• High efficiency: The TPA3002D2PHP offers high power efficiency, ensuring minimal power wastage during operation.
• Low distortion: It provides low harmonic distortion, resulting in clear and accurate audio reproduction.
• Compact package: The IC comes in a small form factor package, making it suitable for space-constrained applications.
• Versatile: It can handle a wide range of input audio signals and deliver amplified output with excellent fidelity.
• Integrated protection features: The TPA3002D2PHP incorporates built-in protection mechanisms to safeguard against overvoltage, overcurrent, and thermal issues.

Package and Quantity

The TPA3002D2PHP is available in a surface-mount PowerPAD™ package. It is typically sold in reels or tubes containing a specified quantity of ICs per package.

Specifications

• Supply voltage: 4.5V to 26V
• Output power: Up to 20W per channel
• Total harmonic distortion + noise (THD+N): <0.1%
• Signal-to-noise ratio (SNR): >90dB
• Operating temperature range: -40°C to 85°C
• Package dimensions: 7mm x 7mm

Pin Configuration

The TPA3002D2PHP has a total of 24 pins arranged as follows:

Pin Number | Pin Name | Description -----------|----------|------------ 1 | VDD | Power supply voltage 2 | GND | Ground 3 | INL | Audio input left channel 4 | INR | Audio input right channel 5 | VCOM | Common-mode voltage reference 6-9 | NC | No connection 10 | SD | Shutdown control input 11-14 | NC | No connection 15 | PVDD | Power supply voltage for the output stage 16 | PGND | Ground for the output stage 17-20 | NC | No connection 21 | OUTL | Amplified audio output left channel 22 | OUTR | Amplified audio output right channel 23 | FB | Feedback pin for gain adjustment 24 | MUTE | Mute control input

Functional Features

• High-quality audio amplification: The TPA3002D2PHP ensures faithful reproduction of audio signals with minimal distortion.
• Wide operating voltage range: It can operate from a wide range of power supply voltages, making it suitable for various applications.
• Low power consumption: The IC's high efficiency results in reduced power consumption, prolonging battery life in portable devices.
• Thermal and overvoltage protection: Built-in protection mechanisms safeguard the IC and connected components from potential damage.

Advantages and Disadvantages

Advantages

• High power efficiency
• Low distortion
• Compact package size
• Versatile compatibility with different audio signals
• Integrated protection features

Disadvantages

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

Working Principles

The TPA3002D2PHP operates as a class-D amplifier, utilizing pulse-width modulation (PWM) techniques to amplify audio signals efficiently. It converts the input audio signal into a series of high-frequency pulses, which are then amplified by the output stage. The amplified pulses are filtered to reconstruct the original audio waveform, which is then delivered to the speakers.

Detailed Application Field Plans

The TPA3002D2PHP finds applications in various audio systems, including: - Portable speakers - Home theater systems - Car audio systems - Multimedia devices - Gaming consoles - Public address systems

Alternative Models

1. TPA3116D2: A higher-power class-D audio amplifier IC with output power up to 50W per channel.
2. LM3886: A class-AB audio amplifier IC suitable for high-fidelity audio applications.
3. TAS5630: A digital input class-D audio amplifier IC with advanced features and high power efficiency.

These alternative models offer different specifications and features, providing options for specific application requirements.

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