Texas Instruments

TPA2005D1DRBR  

Audio Amplifiers

The TPA2005D1DRBR is a monolithic class-D audio amplifier from Texas Instruments (TI). It is designed to provide high efficiency and high performance in a compact package. Here is a brief description of the device, its features, and potential applications:

Description:

The TPA2005D1DRBR is a single-channel class-D audio amplifier that can deliver up to 5W of output power at 4 ohms with less than 1% THD+N. It is housed in a small 5-pin SOT23 package, making it suitable for portable and space-constrained applications.

Features:

1. High Efficiency: Class-D architecture provides high efficiency, typically over 90%, which is ideal for battery-powered devices.
2. Wide Input Voltage Range: It operates from a supply voltage range of 2.7V to 5.5V, making it versatile for different power supply scenarios.
3. High Output Power: Capable of delivering up to 5W at 4 ohms, suitable for small to medium-sized speakers.
4. Low Distortion: Less than 1% THD+N ensures high-quality audio reproduction.
5. Small Form Factor: The SOT23 package is compact, facilitating easy integration into portable devices.
6. Thermal Protection: It includes thermal shutdown protection to prevent damage in the event of overheating.
7. Spread Spectrum Modulation: This feature helps to reduce electromagnetic interference (EMI) and improve the overall performance of the amplifier in noisy environments.

Applications:

1. Portable Audio Devices: Due to its efficiency and compact size, it is well-suited for portable speakers, headphones, and earbuds.
2. Smartphone Accessories: Can be used in audio accessories for smartphones, such as Bluetooth speakers and soundbars.
3. Wearable Devices: Its small size and efficiency make it a good fit for audio applications in wearable technology, like smartwatches with built-in speakers.
4. IoT Devices: Internet of Things (IoT) devices that require audio output, such as smart home devices, can benefit from the TPA2005D1DRBR's efficiency and compact form factor.
5. Audio Amplifiers: Can be used in standalone audio amplifiers for various applications where a small, efficient, and high-quality audio solution is needed.

When designing with the TPA2005D1DRBR, it's important to consider the external components, such as output capacitors, input filters, and speaker impedance, to ensure optimal performance and to meet the specific requirements of the application.

TPA2005D1DRBR Documents

Download datasheets and manufacturer documentation for TPA2005D1DRBR

Datasheets :

TPA2005D1      

HTML Datasheet :

TPA2005D1      

PCN Design/Specification :

Mult Dev Material Chg 29/Mar/2018