Description: The TPA3255DDVR is a two-channel audio amplifier from Texas Instruments' PurePath™ series. It is designed to deliver up to 315W x 2 @ 4Ohm or 600W x 1 @ 2Ohm of power. It is available in a 44-TSSOP (0.244" 6．20mm Width) Exposed Pad package and is suitable for surface mount applications. It operates on a voltage supply of 18V ~ 53．5V. This amplifier is ideal for use in high-end audio systems, home theater systems, and other audio applications. It features low distortion, low noise, and high efficiency. It also has a wide range of protection features, including over-temperature, over-current, and short-circuit protection.