STMicroelectronics
SILICON NPN SWITCHING TRANSISTOR
SavantIC Semiconductor
Silicon NPN Power Transistors
Foshan Blue Rocket Electronics Co.,Ltd.
Silicon NPN transistor in a TO-220 Plastic Package
Shenzhen hui lida electronic co., LTD.
High frequency switching power supply
Motorola => Freescale
NPN Power Transistors
Bourns, Inc
NPN SILICON POWER TRANSISTORS
Power Innovations
NPN SILICON POWER TRANSISTORS