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| SR22 THRU SR29 MINI SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE - 20 to 90 Volts CURRENT - 2.0 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 SMA/DO-214AC MECHANICAL DATA Case: JEDEC DO-214AC molded plastic Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode Standard packaging: 12mm tape (EIA-481) Weight: 0.002 ounce, 0.064 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 J ambient temperature unless otherwise specified. Resistive or inductive load. SYMBOLS SR22 SR23 SR24 SR25 SR26 SR28 SR29 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 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 2.0A (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 NOTES: 1. Pulse Test with PW=300 g sec, 2% Duty Cycle. VRRM VRMS VDC I(AV) IFSM VF IR R KJL R KJA TJ TSTG 2.0 50.0 0.5 0.70 0.5 20.0 17 75 -50 to +125 -50 to +150 0.85 Amps Amps Volts mA J /W J J 2. Mounted on P.C.Board with 8.0mm2 (.013mm thick) copper pad areas. RATING AND CHARACTERISTIC CURVES SR22 THRU SR29 INSTANTANEOUS FORWARD CURRENT, AMPERES 50 TJ = 25 J 10 f = 1.0mHz Vsig = 50Mvp-p SR22 - 24 AVERAGE FORWARD RECTIFIED CURRENT AMPERES 20 1.5 RESISTIVE OR INDUCTIVE LOAD P.C. BOARD MOUNTED ON 8.0mm 2 COPPER LAND AREAS SR25 - 26 1 1.0 0.5 SR29 0.1 0 50 60 70 80 90 100 110 120 130 150 .2 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 LEAD TEMPERATURE, J INSTANTANEOUS FORWARD VOLTAGE, VOLTS Fig. 1-FORWARD CURRENT DERATING CURVE Fig. 2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 100 INSTANTANEOUS REVERSE CURRENT, MILLIAMPERES 10 CAPACITANCE, pF T J = 100 J 1.0 10 TJ = 25 J f = 1.0MHz Vsig = 50mVp-p 0.1 T J = 75 J 1 0.1 0.01 TJ = 25 J 0.4 1 SR22-24 SR25-29 4 10 40 80 100 REVERSE VOLTAGE VOLTS SR22-24 SR25-29 0.001 20 40 60 80 100 120 140 Fig. 4-TYPICAL JUNCTION CAPACITANCE PEAK FORWARD SURGE CURRENT, AMPERES 60 50 40 30 20 10 8.3ms SINGLE HALF SINE-WAVE JEDEC METHOD PERCENT OF RATED PEAK REVERSE VOLTAGE, % Fig. 3-TYPICAL REVERSE CHARACTERISTICS 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz Fig. 5-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT |
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