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| SR302 THRU SR310 3.0 AMPS. Schottky Barrier Rectifiers Voltage Range 20 to 100 Volts Current 3.0 Amperes Features Low forward voltage drop High current capability High reliability High surge current capability DO-201AD Mechanical Data Cases: DO-201AD molded plastic Epoxy: UL 94V-O rate flame retardant Lead: Axial leads, solderable per MIL-STD-202, Method 208 guaranteed Polarity: Color band denotes cathode end High temperature soldering guaranteed: 260OC/10 seconds/.375",(9.5mm) lead lengths at 5 lbs., (2.3kg) tension Weight: 1.1 grams Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol SR SR Type Number 302 303 Maximum Recurrent Peak Reverse Voltage 20 30 VRRM Maximum RMS Voltage 14 21 VRMS Maximum DC Blocking Voltage 20 30 VDC Maximum Average Forward Rectified Current See Fig. 1 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @3.0A Maximum D.C. Reverse Current @ TA=25 at Rated DC Blocking Voltage @ TA=100 Typical Thermal Resistance (Note 1) Typical Junction Capacitance (Note 2) SR 304 40 28 40 SR 305 50 35 50 3.0 SR 306 60 42 60 SR 309 90 63 90 SR 310 100 70 100 Units V V V A I(AV) IFSM VF IR RJA RJC 80 0.55 0.5 30 50 15 0.70 150 0.85 0.6 20 A V mA mA /W pF Cj 200 130 72 TJ -65 to +125 -65 to +150 Storage Temperature Range TSTG -65 to +150 Notes: 1. Mount on Cu-Pad Size 16mm x 16mm on P.C.B. 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C. Operating Junction Temperature Range - 98 - RATINGS AND CHARACTERISTIC CURVES (SR302 THUR SR310) FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE 4 50 FIG.2- TYPICAL FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT. (A) AVERAGE FORWARD CURRENT. AMPERES 3 10 R3 5-S 30 SR 04 R3 2-S 30 SR 10 SR 302 -SR 304 2 306 -SR 305 SR 9SR 31 0 1.0 1 S 0 R3 0 0 25 50 75 100 o Tj=25oC Pulse Width=300 s 1% Duty Cycle 0.1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 125 150 175 LEAD TEMPERATURE. ( C) FORWARD VOLTAGE. (V) FIG.3- TYPICAL REVERSE CHARACTERISTICS 10 1000 600 400 FIG.4- TYPICAL JUNCTION CAPACITANCE INSTANTANEOUS REVERSE CURRENT. (mA) JUNCTION CAPACITANCE.(pF) Tj=125 0C 200 SR 30 2-3 04 1.0 100 80 60 40 20 SR 30 5-3 06 SR 30 9-3 .10 10 Tj=75 0C 10 .1 .2 .4 1.0 2 4 10 20 40 100 REVERSE VOLTAGE. (V) .01 Tj=25 0C FIG.5- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 150 SR302-304 SR305-310 .001 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 8.3ms Single Half Sine Wave JEDEC Method PEAK FORWARD SURGE CURRENT AMPERES 120 90 SR30 9-SR3 10 60 30 SR30 2-SR3 06 0 1 2 4 6 8 10 20 40 60 80 100 NUMBER OF CYCLES AT 60Hz - 99 - |
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