11.9. TPA3002D2 11.9.1. General Description The TPA3002D2 is a 9-W (per channel) efficient, Class-D audio amplifier for driving bridged-tied stereo speakers. The TPA3002D2 can drive stereo speakers as low as 8 �. The high efficiency of the TPA3002D2 eliminates the need for external heatsinks when playing music. 11.9.2. Features � 9-W/Ch Into an 8-� Load From 12-V Supply � Efficient, Class-D Operation Eliminates Heatsinks and Reduces Power Supply Requirements � 32-Step DC Volume Control From �40 dB to 36 dB � Line Outputs For External Headphone Amplifier With Volume Control � Regulated 5-V Supply Output for Powering TPA6110A2 � Space-Saving, Thermally-Enhanced PowerPADTM Packaging � Thermal and Short-Circuit Protection. 11.9.3. Pinning