Central CMDD4448 TM Semiconductor Corp. SUPERminiTM HIGH SPEED SWITCHING DIODE 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 is 44. SOD-323 CASE MAXIMUM RATINGS: (TA=25°C) SYMBOL UNITS Continuous Reverse Voltage VR 75 V Peak Repetitive Reverse Voltage VRRM 100 V Continuous Forward Current IF 250 mA Peak Repetitive Forward Current IFRM 250 mA Forward Surge Current, tp=1 µsec. IFSM 4000 mA Forward Surge Current, tp=1 sec. IFSM PD 1000 mA Power Dissipation 250 mW Operating and Storage Junction Temperature TJ,Tstg -65 to +150 °C 500 °C/W Thermal Resistance ΘJA ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) SYMBOL TEST CONDITIONS MIN MAX VBR IR=5.0µA IR=100µA 75 V VBR 100 V IR VF VR=20V IF=5.0mA 0.72 V VF 1.0 V CT IF=100mA VR=0, f=1 MHz 4.0 pF trr IR=IF=10mA, RL=100Ω, Rec. to 1.0mA 4.0 ns 25 0.62 UNITS nA R1 ( 20-July 2001) Central TM Semiconductor Corp. CMDD4448 SUPERminiTM HIGH SPEED SWITCHING DIODE SOD-323 - MECHANICAL OUTLINE LEAD CODE: 1) Cathode 2) Anode MARKING CODE: 44 R1 ( 20-July 2001)