MMBD4448HT,MMBD4448HTA,MMBD4448HTC,MMBD4448HTS Features Fast Switching Speed High Conductance, Power Dissipation Ultra-Small Surface Mount Package 150mW For General Purpose Switching Applications Switching Diodes Halogen Free. Green Device (Note 1) Moisture Sensitivity Level 1 Epoxy Meets UL 94 V-0 Flammability Rating Lead Free Finish/RoHS Compliant Suffix Designates RoHS Compliant. See Ordering Information) Maximum Ratings Operating Junction Temperature Range: -65C to +150C Storage Temperature Range: -65C to +150C SOT-523 Thermal Resistance:833C/WJunction to Ambient Repetitive RMS DC A Peak Reverse Reverse Blocking MCC Device D Voltage Voltage Voltage Part Number Marking V V V RRM R(RMS) R C B MMBD4448HT A3 80V 57V 80V E MMBD4448HTA A6 80V 57V 80V MMBD4448HTC A7 80V 57V 80V G H J MMBD4448HTS AB 80V 57V 80V K Non-Repetitive Peak V 100V RM Reverse Voltage DIMENSIONS INCHES MM Working Peak DIM NOTE V 80V RWM MIN MAX MIN MAX Reverse Voltage A 0.059 0.067 1.50 1.70 B 0.030 0.033 0.75 0.85 Forward Continuous I 500mA 0.057 0.069 1.45 1.75 FM C Current 0.020 Nominal 0.50 Nominal D E 0.035 0.043 0.90 1.10 Average Rectified I 250mA G 0.000 0.004 0.00 0.10 o Output Current H 0.024 0.031 0.60 0.80 J 0.004 0.008 0.10 0.20 4.0A 1.0s Peak Forward Surge K 0.006 0.014 0.15 0.35 I 2.0A 8.3ms FSM Current 1.0A 1.0s Suggested Solder Pad Layout Power Dissipation P 150mW D (mm) Note: 1. Halogen freeGreen products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. Internal Structure MMBD4448HT MMBD4448HTA MMBD4448HTC MMBD4448HTS Rev.3-4- 03252021 1/4 MCCSEMI.COMMMBD4448HT,MMBD4448HTA,MMBD4448HTC,MMBD4448HTS Electrical Characteristics 25C Unless Otherwise Specified Minimum Breakdown Voltage V 80V I =2.5A BR R I =5.0mA F 0.720V I =10.0mA 0.855V F V Maximum Forward Voltage F 1.000V I =50.0mA F 1.250V I =150.0mA F I =5.0mA Minimum Forward Voltage V 0.620V F F V =70V 0.1A R Maximum Peak Reverse voltage I R 25nA V =20V R Maximum Total Capacitance C V =6.0V,f=1.0MHz 3.5pF T R t I =5mA, V =6V Maximum Reverse Recovery Time 4.0ns rr F R Rev.3-4-03252021 2/4 MCCSEMI.COM