TOSHIBA Bi-CMOS Digital Integrated Circuit Silicon Monolithic TB2912HQ TB2912HQ Maximum Power 41 W BTL × 4-ch Audio Power IC The TB2912HQ is 4ch audio amplifier for car audio application. This IC can generate high power, high quality sound output, POUT MAX = 41 W, using a pure complementary P-ch and N-ch DMOS output stage. The built-in self diagnosis function which is inclu