TPW MOSFETs Toshiba TPW MOSFETs feature 8-pin DSOP Advance packages for the U-MOSVIII-H and U-MOSIX-H Series MOSFETs. These are designed for high-efficiency DC-DC converters, switching voltage regulators, and motor drivers. The Toshiba TPW MOSFETs deliver high-speed switching, a small gate charge, and low on-resistance.