CMDD4448 SURFACE MOUNT HIGH SPEED SILICON SWITCHING DIODE w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR CMDD4448 type is a ultra-high speed silicon switching diode manufactured by the epitaxial planar process, epoxy molded in a SUPERminiTM surface mount package, designed for high speed switching applications. MARKING CODE: 44 SOD-323 CASE MAXIMUM RATINGS: (TA=25°C) Continuous Reverse Voltage Peak Repetitive Reverse Voltage Continuous Forward Current Peak Repetitive Forward Current Peak Forward Surge Current, tp=1.0μs Peak Forward Surge Current, tp=1 .0s Power Dissipation Operating and Storage Junction Temperature Thermal Resistance ELECTRICAL SYMBOL IR BVR BVR VF VF CT trr SYMBOL VR VRRM IF IFRM IFSM IFSM PD TJ, Tstg ΘJA UNITS V V mA mA A A mW °C °C/W 75 100 250 500 4.0 1.0 275 -65 to +175 545 CHARACTERISTICS: (TA=25°C unless otherwise noted) TEST CONDITIONS MIN VR=20V IR=5.0μA 75 IR=100μA 100 IF=5.0mA 0.62 IF=100mA VR=0, f=1.0MHz IR=IF=10mA, RL=100Ω, Rec. to 1.0mA MAX 25 0.72 1.0 4.0 4.0 UNITS nA V V V V pF ns R6 (8-January 2010) CMDD4448 SURFACE MOUNT HIGH SPEED SILICON SWITCHING DIODE SOD-323 CASE - MECHANICAL OUTLINE LEAD CODE: 1) CATHODE 2) ANODE MARKING CODE: 44 R6 (8-January 2010) w w w. c e n t r a l s e m i . c o m