TPA3117D2 - Texas Instruments

TPA3117D2 15-W Filter-Free Stereo Class-D Audio Power Amplifier

The TPA3117D2 is a 15W (per channel) efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. Advanced EMI Suppression Technology enables the use of inexpensive ferrite bead filters at the outputs while meeting EMC requirements. SpeakerGuard™ speaker protection circuitry includes an adjustable power limiter. The adjustable power lim.

Features

1
•2 15-W/ch into 8Ω Loads at 10% THD+N From a 16V Supply
• 10-W/ch into 8Ω Loads at 10% THD+N From a 13V Supply
• 90% Efficient Class-D Operation Eliminates Need for Heat Sinks
• Wide Supply Voltage Range Allows Operation from 8V to 26V
• Filter-Free Operation
• SpeakerGuard™ Speaker Protection Includes Adjustable Power Limiter
• Excellent THD+N / Pop-Free Performance
• Four Selectable, Fixed Gain Settings
• Differential Inputs
• Selectable Switching Frequency (290kHz or 390kHz) Allows Multiple Devices to be Used in One System
• Integrated 5V Regulator With up to 30 mA of Output Current for P.