TB2921HQ TOSHIBA Bi-CMOS Linear Integrated Circuit.
Toshiba
TB2921HQ - Maximum Power 50 W BTL X 4-ch Audio Power-IC
TB2921HQ TOSHIBA Bi-CMOS Linear Integrated Circuit Silicon Monolithic TB2921HQ (preliminary) Maximum Power 50 W BTL × 4-ch Audio Power IC The TB292.