CMUD4448 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 CMUD4448 type is an ultra-high speed silicon switching diode manufactured by the epitaxial planar process, epoxy molded in an ULTRAmini™ surface mount package, designed for high speed switching applications. MARKING CODE: DAA SOT-523 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 SYMBOL VR VRRM IF IFRM 75 100 250 500 UNITS V V mA mA IFSM IFSM PD TJ, Tstg ΘJA 4.0 1.0 250 -65 to +150 500 A A mW °C °C/W MAX UNITS 25 nA ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) SYMBOL TEST CONDITIONS IR BVR VR=20V IR=5.0μA MIN 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 IR=IF=10mA, Irr=1.0mA, RL=100Ω 4.0 ns 75 V V 0.72 V R3 (9-February 2010) CMUD4448 SURFACE MOUNT HIGH SPEED SILICON SWITCHING DIODE SOT-523 CASE - MECHANICAL OUTLINE (Bottom View) PIN CONFIGURATION LEAD CODE: 1) Anode 2) No Connection 3) Cathode MARKING CODE: DAA R3 (9-February 2010) w w w. c e n t r a l s e m i . c o m