The DRD1230F40 is a Rectifier Diode Disc in a F package. Key specifications include: VRRM (V): 4000, IF (AV) at TC = 100° (A): 1225, IFSM at Tvj VR=0: 25, I2t at Tvj VR = 0 (MA2s): 3.13, Rth(j-c) (°C/kW): 22. Contact us for availability and pricing.