MMBD4148 / MMBD4448 SURFACE MOUNT SWITCHING DIODES 250mWatt 100 Volt POWER VOLTAGE FEATURES 0.120(3.04) 0.110(2.80) Fast switching Speed. Electrically ldentical to Standerd JEDEC High Conductance Surface Mount Package ldeally Suited for Automatic lnsertion. 0.056(1.40) Lead free in compliance with EU RoHS 2011/65/EU directive 0.047(1.20) Green molding compound as per IEC61249 Std (Halogen Free) 0.008(0.20) 0.079(2.00) 0.003(0.08) 0.070(1.80) 0.004(0.10) 0.044(1.10) MECHANICAL DATA 0.000(0.00) 0.035(0.90) 0.020(0.50) Case : SOT-23 plastic case. 0.013(0.35) Terminals : Solderable per MIL-STD-750,Method 2026 Standard packaging : 8mm tape Approx weight : 0.0003 ounces, 0.0084 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (TJ =25C unless otherwise noted) PARAMETER SYMBOL MMBD4148 MMBD4448 UNITS Marking Code A2 A3 Reverse Voltage V R 75 V Peak Reverse Voltage 100 V VRM RMS Voltage V RMS 50 V Maximum DC Blocking Voltage 75 V VDC O Maximum Average Forward Current at Ta=25 C 150 mA IAV Peak Forward Surge Current, 1.0us IFSM 4 A O Power Dissipation Derate Above 25 C 250 mW P TOT 0.715 0.001A 0.855 0.01A 0.72 / 0.005A Maximum Forward Voltage V V F 1.0 0.05A 1.0 / 0.1A 1.25 0.15A Maximum DC Reverse Current at Rated DC Blocking Voltage 0.025 20V IR 2.5 75V uA O TJ= 25 C 2.5 75V Junction Capacitance( Notes1) 1.5 4.0 pF CJ Maximum Reverse Recovery (Notes2) 4.0 4.0 ns TRR O Typical Thermal Resistance RJA 357 C / W O Storage Temperature Range TJ -55 to +150 C SINGLE NOTE : 1. CJ at VR=0, f=1MHZ 2.From IF=10mA to IR=1mA, VR=6Volts, RL=100 June 27,2014-REV.03 PAGE . 1 0.006(0.15)MIN.MMBD4148 / MMBD4448 1000 10 O TJ=125 C 100 1.0 O T=J 75 C 10 0.1 1 0.01 O T=J 25 C 0.001 0.1 0 20 40 60 80 100 0.2 0.4 0.6 0.8 1.0 11..24 REVERSEVOLTAGE, Volts FORWARD VOLTAGE, Volts FIG. 1-TYPICAL FORWARD CHARACTERISTIC FIG. 2-TYPICAL REVERSE CHARACTERISTICS 500 400 300 200 100 0 50 100 150 200 O AMBIENT TEMPERATURE( C) FIG. 3 POWER DERATING CURVE June 27,2014-REV.03 PAGE . 2 FORWARD CURRENT, mA PD,POWER DISSIPATION (mW) REVERSE CURRENT,u A