SK32 THRU S310 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE - 20 to 100 Volts CURRENT - 3.0 Amperes FEATURES l l l l l l l l l l Plastic package has Underwriters Laboratory Flammability Classification 94V-O For surface mounted applications Low profile package Built-in strain relief Metal to silicon rectifier majority carrier conduction Low power loss, High efficiency High current capability, low VF High surge capacity For use in low voltage high frequency inverters, free wheeling, and polarity protection applications High temperature soldering guaranteed: 260 ¢J /10 seconds at terminals SMC/DO-214AB MECHANICAL DATA Case: JEDEC DO-214AB molded plastic Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode Standard packaging: 16mm tape (EIA-481) Weight: 0.007 ounce, 0.21 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ¢J ambient temperature unless otherwise specified. Resistive or inductive load. Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TL=75 ¢J Peak Forward Surge Current 8.3ms single half sinewave superimposed on rated load(JEDEC method) Maximum Instantaneous Forward Voltage at 3.0A (Note 1) Maximum DC Reverse Current TA=25 ¢J (Note 1) At Rated DC Blocking Voltage TA=100 ¢J Maximum Thermal Resistance (Note 2) Operating Junction Temperature Range Storage Temperature Range SYMBOLS SK32 SK33 SK34 SK35 SK36 SK38 SK39 S310 UNITS 20 30 40 50 60 80 90 100 Volts VRRM 14 21 28 35 42 56 64 71 Volts VRMS 20 30 40 50 60 80 90 100 Volts VDC I(AV) 3.0 Amps IFSM 100 Amps VF 0.50 0.85 Volts IR 0.5 20.0 mA R £KJL R £KJA TJ TSTG 17 55 ¢J /W -50 to +125 -50 to +150 ¢J ¢J NOTES: 1. Pulse Test with PW=300 £g sec, 2% Duty Cycle. 2 0.70 2. Mounted on P.C.Board with 14mm (.013mm thick) copper pad areas. RATING AND CHARACTERISTIC CURVES SK32 THRU S310 INSTANTANEOUS FORWARD CURRENT AMPERES AVERAGE FORWARD CURRENT AMPERES 50 SINGLE PHASE HALF 60Hz RESISTIVE OR INDUCTIVE LOAD P.C.B MOUNTED ON 0.55×0.55"(14×14mm COPPER PAD AREAS 3.0 2.5 2.0 1.5 1.0 0.5 0 50 60 70 80 SK32 10 SK36 S310 1 TJ = 25 ¢J PULSE WIDTH = 300us 1% DUTY CYCLE 0.1 .2 90 100 110 120 130 140 150 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS Fig. 1-FORWARD CURRENT DERATING CURVE Fig. 2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 1000 800 600 10 400 CAPACITANCE, pF TA = 100 ¢J 1.0 0.1 TJ = 25 ¢J 200 100 80 60 40 SK32-SK34 SK35-S310 20 TA = 75 ¢J 10 0.1 1 4 10 40 60 100 TA = 25 ¢J REVERSE VOLTAGE. VOLTS 0.01 Fig. 4-TYPICAL JUNCTION CAPACITANCE SK32 - SK34 SK35 - S310 0.001 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE Fig. 3-TYPICAL REVERSE CHARACTERISTICS PEAK FORWARD SURGE CURRENT, AMPERES INSTANTANEOUS REVERSE CURRENT, MILLIAMPERES LEAD TEMPERATURE, ¢J 100 80 T J = 150 ¢J 10ms SINGLE HALF SINE-WAVE 60 40 20 0 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz Fig. 5-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT