Central Semiconductor Corp. Single Bipolar Transistors 2N4398 PBFREE

The 2N4398 is a PNP silicon power transistor in a TO-3 package, designed for power amplifier and switching applications. It has a collector-base and collector-emitter voltage rating of 40 V, a continuous collector current of 30 A, and a power dissipation of 5.0 W at 25°C ambient temperature. The device features a thermal resistance from junction to case of 0.875 °C/W and a transition frequency of 4.0 MHz. The TO-3 case includes base, emitter, and collector connections with the case as the collector terminal. The part is marked with its full part number and packaged in antistatic sleeves with a standard quantity of 20 per sleeve.