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 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current SM5820B 20 14 20 SM5821B 30 21 30 .375"(9.5mm) Lead Length at Ta=75 C Peak Forward Surge Current, 8.3 ms single half sine-wave 3.0 superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 3.0A Maximum DC Reverse Current Ta=25 C 80 at Rated DC Blocking Voltage Typical Junction Capacitance (Note1) Typical Thermal Resistance RqJA (Note 2) Operating Temperature Range TJ Storage Temperature Range TSTG Ta=100 C NOTES: 1. Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2. Thermal Resistance Junction to Ambient. 0.475 0.500 2.0 20 300 17 -65 +125 -65 +150 SM5822B 40 28 40 UNITS V V V A 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 0 CHARACTERISTICS 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 REVERSE VOLTAGE,(V) 5 10 50 100 .01 0 20 40 60 80 100 120 140 PERCENTAGE RATED PEAK REVERSE VOLTAGE