Central Semiconductor Corp
POWER TRANSISTORS TO-3 CASE
New Jersey Semiconductor
15 AMPERE NPN SILICON POWER TRANSISTORS
Boca Semiconductor
SWITCHMODE SERIES NPN SILICON POWER TRANSISTORS
Microsemi Corporation
NPN POWER SILICON TRANSISTOR
Semelab - > TT Electronics plc
Bipolar NPN Device in a Hermetically sealed TO3 Metal Package.
Inchange Semiconductor
Silicon NPN Power Transistors