MCC omponents 20736 Marilla Street Chatsworth !"# $ % !"# 1N4448W Features * * * * Fast switching speed Surface Mount Package Ideally Suited for Automatic Insertion For general purpose switching applications High conductance 500mW 100 Volts Switching Diode Maximum Ratings * * * * SOD123 Case: SOD-123, Molded Plastic Terminals: Solderable per MIL-STD-202, Method 208 Polarity: Indicated by Cathode Band Weight: 0.01 grams (approx.) A B C E Maximum Ratings @ 25C Unless Otherwise Specified Reverse Voltage Peak Reverse Voltage Average Rectified Current Peak Forward Surge Current Power Dissipation Thermal Resistance* Operation/Storage Temp. Range VR VRM IO IFSM PD R Tj, TSTG 75 100 150 500 500 35 -55 to +150 V V mA mA mW C/W C H D DIM Electrical Characteristics @ 25C Unless Otherwise Specified Maximum Instantaneous Forward Voltage IFM = 100mA; TJ = 25C* Maximum DC VR=20Volts 25nA Reverse Current At IR TJ = 25C Rated DC Blocking 50A TJ = 150C Voltage 5uA VR=75Volts Measured at Typical Junction CJ 4pF 1.0MHz, VR=4.0V Capacitance IF=10mA VR = 6V Reverse Recovery Time Trr 4nS RL=100 * Valid provided that terminals are kept at ambient temperature VF 1.0V J G A B C D E G H J DIMENSIONS INCHES MM MIN MAX MIN MAX .140 .152 3.55 3.85 .100 .112 2.55 2.85 .055 .071 1.40 1.80 ----.053 ----1.35 .012 .031 0.30 .78 .006 ----0.15 --------.01 ----.25 ----.006 ----.15 NOTE SUGGESTED SOLDER PAD LAYOUT 0.093 0.048" 0.036" Revision: 3 www.mccsemi.com 2002/12/31 MCC 1N4448W Figure 1 Typical Forward Characteristics 200 Figure 2 Forward Derating Curve 100 600 60 40 500 20 400 MilliAmps 10 6 300 MilliWatts 4 200 2 25C 100 1 Single Phase, Half Wave 60Hz Resistive or Inductive Load .6 0 .4 0 50 75 100 125 150 175 C .2 .1 .4 .6 .8 1.0 1.2 Admissable Power Dissipation - MilliWattsversus Ambient Temperature - C 1.4 Volts Instantaneous Forward Current - Amperesversus Instantaneous Forward Voltage - Volts Figure 3 Junction Capacitance 10 6 4 2 pF TJ=25C 1 .6 .4 .2 .1 .1 .2 .4 1 Volts 2 4 10 20 40 100 200 400 1000 Junction Capacitance - pFversus Reverse Voltage - Volts Revision: 3 www.mccsemi.com 2002/12/31 MCC 1N4448W Figure 4 Typical Reverse Characteristics Figure 5 Peak Forward Surge Current 600 1000 600 400 500 200 400 100 300 60 MilliAmps 40 200 100 20 0 10 NanoAmps 6 1 2 4 6 8 10 20 40 60 80 100 Cycles 4 Peak Forward Surge Current - Amperesversus Number Of Cycles At 60Hz - Cycles 2 1 TA=25C .6 TA=100C .4 .2 .1 20 40 60 80 100 120 140 TJ Instantaneous Reverse Leakage Current - NanoAmperesversus Junction Temperature - C Revision: 3 www.mccsemi.com 2002/12/31