The TPA3118D2DAPR is a stereo, efficient, digital amplifier power stage IC manufactured by Texas Instruments. Here are its key features and characteristics:
- Class-D Amplifier: Utilizes Class-D amplifier technology for high efficiency and low power dissipation compared to traditional linear amplifiers.
- Stereo Configuration: Designed as a stereo amplifier, capable of driving two separate audio channels (left and right).
- High Output Power: Provides high output power suitable for driving speakers, typically up to several watts per channel, depending on the supply voltage and load impedance.
- Wide Supply Voltage Range: Operates from a wide supply voltage range, typically from 4.5V to 26V, allowing flexibility in power supply design.
- Integrated Features: Includes integrated features such as thermal and short-circuit protection, overvoltage protection, and undervoltage lockout, enhancing reliability and robustness in operation.
- PWM Modulation: Uses pulse-width modulation (PWM) to control the output stage, ensuring efficient power conversion and minimal heat dissipation.
- Applications: Commonly used in audio amplification systems for consumer electronics, multimedia speakers, portable speakers, and other audio applications where compact size, high efficiency, and high fidelity audio reproduction are desired.
The TPA3118D2DAPR’s combination of Class-D amplifier technology, high efficiency, and integrated protection features makes it a popular choice for compact and energy-efficient audio amplifier designs across various applications.