Catalog > Semiconductors > Discrete Semiconductors > Transistors Silicon NPN Power Transistor Transistor 3DD300 Silicon NPN Power Transistor 5.70 ZAR inc for 1 Each 11 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Material type: Si Polarity: NPN Maximum power dissipation (Pc): 30 W Maximum permissible collector-base voltage (Ucb): 300 V Maximum allowable collector-emitter voltage (Uce): 150 V