TPA3128D2

Product Folder Order Now Technical Documents Tools & Software Support & Community TPA3128D2, TPA3129D2 SLOS941C – MAY 2016 – REVISED JANUARY 2018 TPA3128D2, TPA3129D2 2x30-W, 2x15-W Class-D Amplifier With Low Idle Power Dissipation 1 Features 1 Supports Multiple Output Configurations – 2 × 30 W Into a 8-Ω BTL Load at 24 V (TPA3128D2) – 2 × 15 W Into a 8-Ω BTL Load at 15 V (TPA3129D2) Wide Voltage Range: 4.5 V to 26 V Efficient Class-D Operation – Very Low Idle Current: <23 mA for recommended LC filter configurations – Greater than 90% Power Efficiency Combined With Low Idle Loss Greatly Eliminates Need for Heat Sink – Adaptive Modulation Schemes based on Output Power – Smart Amplifier Drivers to Reduce the Requirement for RC Snubbers Multiple Switching Frequencies – AM Avoidance – Master and Slave Synchronization – 300-KHz to 1.2-MHz Switching Frequency Feedback Power-Stage Architecture With High PSRR Reduces PSU Requirements Programmable Power Limit Parallel BTL Mode and Mono-Channel Mode Support Supports Both Single and Dual Power Supply Modes Integrated Self-Protection Circuits Including Overvoltage, Undervoltage, Overtemperature, DCDetect, and Short Circuit With Error Reporting Thermally Enhanced Packages – DAP (32-Pin HTSSOP Pad Down for TPA3128D2 and TPA3129D2) 2 Applications Bluetooth/Wireless Speakers Soundbars Mini-Micro Component, Docks LCD/LED TVs Home Theaters 3 Description The TPA3128D2 and TPA3129D2 have low idle power loss an...