The KSC2330 is a NPN Epitaxial Silicon Transistor manufactured by Fairchild Semiconductor Corporation. It has the following features: maximum collector-emitter voltage 300V, maximum collector-base voltage 300V, maximum emitter-base voltage 7V, maximum collector current 100mA, maximum collector power dissipation 1W, maximum junction temperature 150°C, storage temperature range -55~+150°C.