The TPA3138D2PWP is an integrated circuit (IC) component manufactured by Texas Instruments. This class-D audio amplifier is specifically designed for driving stereo speakers or mono bridged speakers in automotive audio and infotainment applications. It offers high efficiency and low power dissipation, which makes it suitable for use in battery-powered systems. Let's now look into the key features of this IC in detail:
1. Amplifier Configuration:
- The TPA3138D2PWP is a dual-channel amplifier, capable of driving two speakers simultaneously in a stereo configuration.
- It can also be used in a bridged mode to drive a single speaker with increased power.
2. Power Output and Efficiency:
- The IC can deliver up to 15 watts of power per channel into a 4-ohm load, making it suitable for small to medium-sized speakers.
- It offers a high level of efficiency, with a low idle power consumption, ensuring minimal power wastage.
3. Wide Supply Voltage Range:
- The TPA3138D2PWP supports a wide range of supply voltages, from 4.5V to 26V, providing flexibility in various applications.
- This voltage range makes it suitable for automotive systems, where the battery voltage can vary significantly.
4. Advanced Protection Features:
- The IC incorporates multiple protection mechanisms to ensure robust operation and prevent damage to the amplifier
