CMSD4448 www.centralsemi.com SURFACE MOUNT HIGH SPEED DESCRIPTION: SILICON SWITCHING DIODE The CENTRAL SEMICONDUCTOR CMSD4448 type is a ultra-high speed silicon switching diode manufactured by the epitaxial planar process, in an epoxy molded TM SUPERmini surface mount package, designed for high switching applications. MARKING CODE: ADA SOT-323 CASE MAXIMUM RATINGS: (T =25C) SYMBOL UNITS A Continuous Reverse Voltage V 75 V R Peak Repetitive Reverse Voltage V 100 V RRM Continuous Forward Current I 250 mA F Peak Repetitive Forward Current I 500 mA FRM Peak Forward Surge Current, tp=1.0s I 4.0 A FSM Peak Forward Surge Current, tp=1.0s I 1.0 A FSM Power Dissipation P 275 mW D Operating and Storage Junction Temperature T , T -65 to +150 C J stg Thermal Resistance 455 C/W JA ELECTRICAL CHARACTERISTICS: (T =25C unless otherwise noted) A SYMBOL TEST CONDITIONS MIN MAX UNITS I V=20V 25 nA R R BV I=5.0A 75 V R R BV I=100A 100 V R R V I=5.0mA 0.62 0.72 V F F V I=100mA 1.0 V F F C V =0, f=1.0MHz 4.0 pF T R t I =I =10mA, I =1.0mA, R=100 4.0 ns rr F R rr L R5 (8-February 2010)CMSD4448 SURFACE MOUNT HIGH SPEED SILICON SWITCHING DIODE SOT-323 CASE - MECHANICAL OUTLINE PIN CONFIGURATION LEAD CODE: 1) Anode 2) No Connection 3) Cathode MARKING CODE: ADA R5 (8-February 2010) www.centralsemi.com