SR32 THRU SR39 MINI SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE - 20 to 90 Volts CURRENT - 3.0 Amperes FEATURES l Plastic package has Underwriters Laboratory Flammability Classification 94V-O l For surface mounted applications l Low profile package l Built-in strain relief l Metal to silicon rectifier majority carrier conduction l Low power loss, High efficiency l High current capability, low VF l High surge capacity l For use in low voltage high frequency inverters, free wheeling, and polarity protection applications l High temperature soldering guaranteed: 260 ¢J /10 seconds at terminals SMB/DO-214AA MECHANICAL DATA Case: JEDEC DO-214AA molded plastic Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode Standard packaging: 12mm tape (EIA-481) Weight: 0.003 ounce, 0.093 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ¢J ambient temperature unless otherwise specified. Resistive or inductive load. SYMBOLS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TL (See Figure 1) 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 VRRM VRMS VDC I(AV) SR32 SR33 SR34 SR35 SR36 SR38 SR39 UNITS 20 30 40 50 60 80 90 Volts 14 21 28 35 42 56 64 Volts 20 30 40 50 60 80 90 Volts IFSM VF Amps 80 Amps 0.50 0.70 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 3.0 2. Mounted on P.C.Board with 5.0mm (.013mm thick) copper pad areas. RATING AND CHARACTERISTIC CURVES SR32 THRU SR39 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD P.C.B MOUNTED ON 0.315×0.315"(8.0×8.0mm) COPPER PAD AREAS 3.0 2.5 2.0 1.5 1.0 0.5 50 60 70 80 90 110 120 130 140 150 SR32 10 SR36 SR39 1 TJ = 25 ¢J PULSE WIDTH = 300us 1% DUTY CYCLE 0.1 .2 LEAD TEMPERATURE, ¢J .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 SR32-SR34 SR35-SR39 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 INSTANTANEOUS FORWARD CURRENT AMPERES AVERAGE FORWARD CURRENT, AMPERES 50 80 64 T J = 150 ¢J 10ms SINGLE HALF SINE-WAVE 48 32 16 0 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz Fig. 5-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT