
Semelab - > TT Electronics plc
Bipolar NPN Device in a Hermetically sealed TO3 Metal Package.

SavantIC Semiconductor
Silicon NPN Power Transistors

STMicroelectronics
High voltage fast-switching NPN power transistors

ON Semiconductor
SITCHMODE II Series NPN Silicon Power Transistors

Motorola => Freescale
SITCHMODE II Series NPN Silicon Power Transistors

NTE Electronics
Silicon NPN Transistors Audio Power Amp, Switch TO−3 Type Package

Nell Semiconductor Co., Ltd
High Power NPN Silicon Transistors (15A, 400V and 450V, 175W)

Thinki Semiconductor Co., Ltd.
175Watt Metal Package NPN Silicon Power Transistor