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| SR3020PT THRU SR3060PT 30.0 AMPS. Schottky Barrier Rectifiers Voltage Range 20 to 60 Volts Current 30.0 Amperes TO-3P/TO-247AD Features a a a a a a a a a Dual rectifier construction, positive center-tap Plastic package has Underwriters Laboratory Flammability Classifications 94V-0 Metal silicon junction, majority carrier conduction Low power loss, high efficiency High current capability, low VF High surge capability Epitaxial construction For use in low voltage, high frequency inverters,free wheeling,and polarity protection applications High temperature soldering guaranteed: 250C/10seconds,0.17"(4.3mm)lead lengths at 5 lbs., (2.3kg) tension Mechanical Data a a a a Cases: JEDEC TO-3P/TO-247AD molded plastic Terminals: Leads solderable per MIL-STD-750, Method 2026 Polarity: As marked Mounting position: Any Weight: 0.2 ounce, 5.6 grams a Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, 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 at Tc=100C Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @ 15.0A (Note 3) Maximum D.C. Reverse Current @ Tc=25C at Rated DC Blocking Voltage @ Tc=100C Typical Thermal Resistance Per Leg (Note 1) SR3020PT SR3030PT SR3040PT SR3050PT SR3060PT Units V V V A A 20 14 20 30 21 30 40 28 40 30 275 50 35 50 60 42 60 0.55 1.0 75 1.5 0.70 V mA mA C/W pF C C 750 -65 to +125 -65 to +150 Notes: 1. Thermal Resistance from Junction to Case Per Leg. Notes: 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C. Notes: 3. 300 us Pulse Width, 2% Duty Cycle Typical Junction Capacitance (Note 2) Operating Junction Temperature Range TJ Storage Temperature Range TSTG 500 -65 to +150 - 102 - RATINGS AND CHARACTERISTIC CURVES (SR3020PT THRU SR3060PT) FIG.1- FORWARD CURRENT DERATING CURVE 30 AVERAGE FORWARD CURRENT. (A) PEAK FORWARD SURGE CURRENT. (A) 300 250 200 150 100 50 0 FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PER LEG SR3 24 050P 20PT-3 SR30 T-30 18 60PT 040PT 12 6 0 0 50 o 100 150 1 2 5 10 20 50 100 CASE TEMPERATURE. ( C) NUMBER OF CYCLES AT 60Hz 100 FIG.3- TYPICAL REVERSE CHARACTERISTICS PER LEG 100 FIG.4- TYPICAL FORWARD CHARACTERISTICS PER LEG SR3020 THRU SR3040PT 10 Tj=100 0C INSTANTANEOUS FORWARD CURRENT. (A) INSTANTANEOUS REVERSE CURRENT MILLIAMPERES 10 1.0 Tj=75 0C SR3050 THRU SR3060PT 1.0 .10 Tj=25 0C Tj=25oC Pulse Width=300 s 2% Duty Cycle 0.1 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) .2 .3 .4 .5 .6 .7 .8 .9 INSTANTANEODS FORWARD VOLTAGE. (V) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG 4000 2000 JUNCTION CAPACITANCE.(pF) Tj=25 0C f=1.0MHz Vsig=50mVp-p SR 302 0PT -30 40P 1000 800 600 400 200 T SR3 050 PT306 0PT 100 .1 .4 1.0 4 10 40 100 REVERSE VOLTAGE. (V) - 103 - |
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