MCC omponents 20736 Marilla Street Chatsworth !"# $ % !"# MCL4148 Features * * * Silicon epitaxial planar diode Fast Switching Speed This diode is also available in the DO-35 case with the type designation 1N4148, in the Mini-MELF case with the type designation LL4148 500mW 100 Volt Silicon Epitaxial Diode Maximum Ratings * * * MICROMELF Operating Temperature: -55OC to +150 OC Storage Temperature: -55OC to +150 OC Maximum Thermal Resistance; 3500C/W Junction To Ambient Cathode Mark Electrical Characteristics @ 25OC Unless Otherwise Specified Reverse Voltage Peak Reverse Voltage Maximum Average Rectified Current Power Dissipation Junction Temperature Surge Forward Current Maximum Forward Voltage Maximum DC Reverse Current At Rated DC Blocking Voltage Typical Junction Capacitance Reverse Recovery Time VR 75V VRM 100V C B Resistive Load f > 50Hz TA=25OC IO 200mA PTOT TJ 500mW1) 150OC IFSM 500mA t<1S, TJ=25OC 1.0V IFM = 50mA; TJ = 25OC* VR=20V TJ=25OC VR=75V, TJ=150 OC VR=20V A DIMENSIONS VF IR 25nA 5.0uA 50uA CJ 4.0pF Trr 4.0nS DIM A B C INCHES MIN .071 .004 .047 MAX .079 .008 .051 MM MIN 1.8 .10 1.20 MAX 2.0 .20 1.30 NOTE Measured at VR=VF=0V IF=10mA, VR = 6.0V RL=100OHMS *Pulse test: Pulse width 300 usec, Duty cycle 2% 1) Valid provided that leads at a distance of 8mm from case are kept at ambient temperature(DO-35) www.mccsemi.com Revision: 3 2003/04/30 MCC MCL4148 Figure 1 Typical Forward Characteristics 20 Figure 2 Forward Derating Curve 10 600 6 4 500 2 400 MilliAmps 1 .6 300 MilliWatts .4 200 .2 25OC 100 .1 Single Phase, Half Wave 60Hz Resistive or Inductive Load .06 0 .04 0 50 75 100 125 150 175 O C .02 .01 .4 .6 Admissable Power Dissipation - MilliWatts versus Ambient Temperature - OC .8 1.4 1.0 1.2 Volts Instantaneous Forward Current - Amperes versus Instantaneous Forward Voltage - Volts Figure 3 Junction Capacitance 10 6 4 2 pF TJ =25OC 1 .6 .4 .2 .1 .1 .2 .4 1 Volts 2 4 10 20 40 100 200 400 1000 Junction Capacitance - pF versus Reverse Voltage - Volts www.mccsemi.com Revision: 3 2003/04/30 MCC MCL4148 Figure 4 Typical Reverse Characteristics 1000 600 Figure 5 Peak Forward Surge Current 400 600 200 500 100 400 60 300 40 TA=25C MilliAmps 20 200 100 10 NanoAmps 6 0 4 1 2 4 6 8 10 20 40 60 80 100 Cycles Peak Forward Surge Current - Amperes versus Number Of Cycles At 60Hz - Cycles 2 1 .6 .4 .2 .1 20 40 60 80 100 120 140 TJ Instantaneous Reverse Leakage Current - NanoAmperes versus Junction Temperature - C www.mccsemi.com Revision: 3 2003/04/30