MMBD4448 SURFACE MOUNT SWITCHING DIODE 3 Features • Fast switching speed • High Conductance 1 2 Marking Code: 5D SOT-23 Plastic Package Applications • For general purpose switching Absolute Maximum Ratings (Ta = 25 OC) Parameter Symbol Value Unit Peak Reverse Voltage VRM 100 V Reverse Voltage VR 75 V Average Rectified Output Current IO 250 mA Forward Continuous Current IFM 500 mA IFSM 4 2 A Pd 350 mW Tj, TS - 65 to + 150 Non-repetitive Peak Forward Surge Current at t = 1 µs at t = 1 s Power Dissipation Junction and Storage Temperature Range C O Characteristics at Ta = 25 OC Parameter Symbol Min. Max. Unit 0.62 - 0.72 0.855 1 1.25 - 25 2.5 30 50 nA µA µA µA Forward Voltage at IF = 5 mA at IF = 10 mA at IF = 100 mA at IF = 150 mA VF Reverse Current at VR = 20 V at VR = 75 V at VR = 25 V, Tj = 150 OC at VR = 75 V, Tj = 150 OC IR Junction Capacitance at VR = 0 V, f = 1 MHz Cj - 4 pF Reverse Recovery Time at IF = IR = 10 mA, Irr = 0.1 X IR, RL = 100 Ω trr - 4 ns V SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 10/10/2008 MMBD4448 SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 10/10/2008