CMHD4448 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 CMHD4448 type is a ultra-high speed silicon switching diode manufactured by the epitaxial planar process, epoxy molded in a SOD-123 surface mount package, designed for high speed switching applications. MARKING CODE: C48 SOD-123 CASE MAXIMUM RATINGS: (TA=25°C) Continuous Reverse Voltage SYMBOL VR 75 Peak Repetitive Reverse Voltage VRRM IF 100 V 250 mA IFRM IFSM 500 mA 4.0 A Continuous Forward Current Peak Repetitive Forward Current Peak Forward Surge Current, tp=1.0μs Peak Forward Surge Current, tp=1.0s IFSM PD Power Dissipation Operating and Storage Junction Temperature Thermal Resistance TJ, Tstg ΘJA ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) SYMBOL TEST CONDITIONS MIN IR UNITS V 1.0 A 400 mW -65 to +150 °C 312.5 °C/W MAX UNITS 25 nA IR IR VR=20V VR=20V, TC=25°C VR=75V BVR IR=100μA 100 VF IF=5.0mA 0.62 VF IF=100mA 1.0 V CT VR=0, f=1.0MHz 4.0 pF trr VR=6.0V, IF=10mA, IR=1.0mA, RL=100Ω 4.0 ns 50 μA 5.0 μA 0.72 V V R7 (5-August 2010) CMHD4448 SURFACE MOUNT HIGH SPEED SILICON SWITCHING DIODE SOD-123 CASE - MECHANICAL OUTLINE LEAD CODE 1) Cathode 2) Anode MARKING CODE: C48 R7 (5-August 2010) w w w. c e n t r a l s e m i . c o m