TPA3112D1 - Texas Instruments

TPA3112D1 25-W Filter-Free Mono Class-D Audio Power Amplifier

The TPA3112D1 is a 25-W efficient, Class-D audio power amplifier for driving a bridge tied speaker. Advanced EMI Suppression Technology enables the use of inexpensive ferrite bead filters at the outputs while meeting EMC requirements. SpeakerGuard speaker protection system includes an adjustable power limiter and a DC detection circuit. The adjustable power .

Features

•1 25-W into an 8-Ω Load at < 0.1% THD+N From a 24-V Supply
• 20-W into an 4-Ω Load at 10% THD+N From a 12-V Supply
• 94% Efficient Class-D Operation into 8-Ω Load Eliminates Need for Heat Sinks
• Wide Supply Voltage Range Allows Operation from 8 to 26 V
• Filter-Free Operation
• SpeakerGuard™ Speaker Protection Includes Adjustable Power Limiter plus DC Protection
• Flow Through Pin Out Facilitates Easy Board Layout
• Robust Pin-to-Pin Short Circuit Protection and Thermal Protection with Auto-Recovery Option
• Excellent THD+N/ Pop Free Performance
• Four Selectable, Fixed Gain Settings
• Diffe.