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TPA2008D2PWPR
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TPA2008D2PWPR

Introduction

The TPA2008D2PWPR is a high-performance Class-D audio amplifier belonging to the category of integrated circuits. This device is commonly used in portable electronic devices such as smartphones, tablets, and portable speakers to amplify audio signals with high efficiency and low power consumption.

Basic Information Overview

  • Category: Integrated Circuit
  • Use: Audio Amplification
  • Characteristics: High performance, low power consumption
  • Package: PowerPAD MSOP-8
  • Essence: Efficient audio amplification
  • Packaging/Quantity: Tape & Reel (2500 units per reel)

Specifications

  • Power Supply Voltage: 2.5V to 5.5V
  • Output Power: Up to 1.4W into 8Ω at 5V
  • Efficiency: Up to 90%
  • THD+N: 0.1% at 1W into 8Ω
  • Shutdown Current: 0.6µA (typical)

Detailed Pin Configuration

The TPA2008D2PWPR features an 8-pin PowerPAD MSOP package with the following pin configuration: 1. IN- 2. IN+ 3. GND 4. VDD 5. SHUTDOWN 6. OUT+ 7. OUT- 8. Bypass

Functional Features

  • High Efficiency: The Class-D architecture ensures efficient power usage, making it suitable for battery-powered devices.
  • Low THD+N: Provides high-quality audio output with minimal distortion.
  • Shutdown Mode: Allows the device to enter a low-power state when not in use, conserving energy.

Advantages and Disadvantages

Advantages

  • High efficiency
  • Compact package size
  • Low power consumption

Disadvantages

  • Limited output power compared to larger amplifiers
  • Sensitive to electromagnetic interference in some cases

Working Principles

The TPA2008D2PWPR operates on the principle of pulse-width modulation (PWM) to amplify audio signals. When an audio input is received, the amplifier modulates the digital signal to generate a high-frequency PWM waveform, which is then filtered and amplified to produce the final audio output.

Detailed Application Field Plans

The TPA2008D2PWPR is well-suited for various portable electronic devices, including: - Smartphones - Tablets - Portable speakers - Portable gaming devices

Detailed and Complete Alternative Models

Some alternative models to the TPA2008D2PWPR include: - TPA2006D1PW - TPA2012D2PW - TPA2030D1PW

In conclusion, the TPA2008D2PWPR is a versatile and efficient audio amplifier designed for portable electronic devices, offering high-quality audio amplification while minimizing power consumption.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TPA2008D2PWPR en soluciones técnicas

  1. What is the TPA2008D2PWPR?

    • The TPA2008D2PWPR is a stereo Class-D audio amplifier with integrated boost converter, designed for portable and battery-powered applications.

  2. What is the typical application of TPA2008D2PWPR?

    • The TPA2008D2PWPR is commonly used in mobile phones, tablets, portable media players, and other portable electronic devices to drive speakers or headphones.

  3. What is the maximum output power of TPA2008D2PWPR?

    • The TPA2008D2PWPR can deliver up to 1.4W per channel into 8 ohms with a 5V supply, making it suitable for driving small speakers or headphones.

  4. What is the input voltage range for TPA2008D2PWPR?

    • The TPA2008D2PWPR has an input voltage range of 2.5V to 5.5V, allowing it to be powered by a wide range of battery voltages commonly found in portable devices.

  5. Does TPA2008D2PWPR require external components for operation?

    • The TPA2008D2PWPR requires minimal external components for operation, making it easy to integrate into compact designs.

  6. Can TPA2008D2PWPR operate from a single supply?

    • Yes, the TPA2008D2PWPR can operate from a single supply, simplifying the power supply design for portable applications.

  7. Is TPA2008D2PWPR suitable for driving headphones?

    • Yes, the TPA2008D2PWPR is suitable for driving headphones as it can deliver sufficient power for typical headphone impedance levels.

  8. What protection features does TPA2008D2PWPR offer?

    • The TPA2008D2PWPR includes thermal shutdown and overcurrent protection to safeguard the device and connected speakers or headphones.

  9. What is the efficiency of TPA2008D2PWPR?

    • The TPA2008D2PWPR offers high efficiency due to its Class-D amplifier architecture, making it ideal for battery-powered applications.

  10. Is TPA2008D2PWPR available in a small package?

    • Yes, the TPA2008D2PWPR is available in a small 16-pin HTSSOP package, enabling compact and space-efficient PCB layouts in portable devices.