March 2017 - The new Texas Instruments TPA3244 class D amplifiers with power ratings from 60 to 110 W can be purchased at Mouser Electronics depending on configuration and loads, which can be 4 or 8 Ω. The distortion is only 1% with powers 50 W (single) or 90 W (BTL). The power is 30 V for maximum power, but the device operates with voltages from 12 to 30 V.
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