IC TPA3116D2 that I bought from WINSOURCE.NET
Solder carefully IC TPA3116D2.
Finished TPA3116D2 DIY class-d power amplifier 100W BTL.
Electronic Circuit is a good site for hobbyist also who would like to try DIY because it shared good circuits. If you have a personalized circuit requirement you may feel free to request it through the comment box or contact me.