Automotive AEC-Q101 Qualified Power MOSFETs Toshiba Automotive AEC-Q101 Qualified Power MOSFETs is an extensive lineup of Power MOSFETs to cover various automotive applications in 12V to 48V battery systems. Toshiba has been in the discrete automotive industry since the 1960s, starting with rectifiers then Automotive MOSFETs starting in the 1990s. With performance and reliability, all of Toshiba’s automotive products go above and beyond AEC-Q101 standards.