SM5820B THRU SM5822B 3.0 AMP SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS VOLTAGE RANGE 20 to 40 Volts CURRENT 3.0 Ampere FEATURES * Ideal for surface mount applications * Easy pick and place * Built-in strain relief * Low forward voltage drop DO-214AA(SMB) .155(3.94) .130(3.30) .083(2.11) .075(1.91) MECHANICAL DATA .185(4.70) .160(4.06) * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Metallurgically bonded construction * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 0.093 grams .012(0.31) .006(0.15) .096(2.44) .083(2.13) .008 MAX. (.203) .220(5.59) .200(5.08) .050(1.27) .030(0.76) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER SM5820B 20 14 20 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current See Fig. 1 Peak Forward Surge Current, 8.3 ms single half sine-wave SM5822B 40 28 40 80 0.475 Ta=100 C 0.500 2.0 20 300 17 -65 +125 -65 +150 NOTES: 1. Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2. Thermal Resistance Junction to Ambient. 226 UNITS V V V A 3.0 superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 3.0A Maximum DC Reverse Current Ta=25 C at Rated DC Blocking Voltage Typical Junction Capacitance (Note1) Typical Thermal Resistance RθJA (Note 2) Operating Temperature Range TJ Storage Temperature Range TSTG SM5821B 30 21 30 0.525 A V mA mA pF C/W C C RATING AND CHARACTERISTIC CURVES (SM5820B THRU SM5822B) FIG.2-TYPICAL FORWARD FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE 50 2.5 2.0 1.5 1.0 0.5 0 20 40 60 80 100 120 140 160 180 200 AMBIENT TEMPERATURE ( C) PEAK FORWAARD SURGE CURRENT,(A) FIG.3-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT INSTANTANEOUS FORWARD CURRENT,(A) AVERAGE FORWARD CURRENT,(A) CHARACTERISTICS 3.0 10 3.0 1.0 Tj=25 C Pulse Width 300us 1% Duty Cycle 0.1 100 .01 80 .1 .3 .5 .7 .9 1.1 1.3 1.5 FORWARD VOLTAGE,(V) 60 8.3ms Single Half Tj=25 C Sine Wave 40 JEDEC method 20 FIG.5 - TYPICAL REVERSE CHARACTERISTICS 0 1 5 50 10 100 100 NUMBER OF CYCLES AT 60Hz REVERSE LEAKAGE CURRENT, (mA) FIG.4-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE,(pF) 700 600 500 400 300 200 10 1.0 Tj=75 C .1 Tj=25 C 100 0 .01 .05 .1 .5 1 5 10 50 100 REVERSE VOLTAGE,(V) .01 0 20 40 60 80 100 120 140 PERCENTAGE RATED PEAK REVERSE VOLTAGE 227