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TDA7388 can be directly replaced by TDA7850, without any changes, pay attention to anti-static when replacing, the power of this ic is larger than 7388, but the heat is smaller
tda7384 4X35W car audio power amplifier ic. Can use the same 25-pin, the same company's tda7388, 4x41W, or tda7850 4x50W power amplifier ic, directly replaced. The tda7850 is recommended, and the power filter capacitor is upgraded from the original 470uf to 2200Uf, because the amplifier power is increased