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| SRS2020 THRU SRS2060 20.0 AMPS. Schottky Barrier Rectifiers Voltage Range 20 to 60 Volts Current 20.0 Amperes Features For surface mounted application Low forward voltage drop High current capability High reliability High surge current capability D2PAK Mechanical Data Cases: D2PAK molded plastic Epoxy: UL 94V-0 rate flame retardant Terminals: Lead solderable per MIL-STD-202, Method 208 guaranteed Polarity: As marked High temperature soldering guaranteed: 260OC/10 seconds at terminals Weight: 1.70 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 SRS SRS Type Number 2020 2030 Maximum Recurrent Peak Reverse Voltage VRRM 20 30 Maximum RMS Voltage VRMS 14 21 Maximum DC Blocking Voltage VDC 20 30 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 @ 10.0A Maximum D.C. Reverse Current @ Tc=25 at Rated DC Blocking Voltage @ Tc=100 Typical Thermal Resistance (Note 1) Typical Junction Capacitance (Note 2) Operating Junction Temperature Range Storage Temperature Range SRS 2040 SRS 2050 SRS 2060 Units V V V A A 40 28 40 20.0 250 50 35 50 60 42 60 I(AV) IFSM VF IR RJC Cj TJ TSTG 0.55 1.0 50 1.5 0.70 V mA mA /W pF 600 400 -65 to +125 -65 to +150 -65 to+150 Notes: 1. Thermal Resistance from Junction to Case Per Leg 2. Measured at 1MHz and Applied Reverse Voltage of 4.0V D.C. - 184 - RATINGS AND CHARACTERISTIC CURVES (SRS2020 THRU SRS2060) FIG.1- FORWARD CURRENT DERATING CURVE 20.0 300 FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PER LEG 8.3ms SINGLE HALF SINE WAVE PER LEG. (JEDEC METHOD) Tj=Tj max. AVERAGE FORWARD CURRENT. (A) PEAK FORWARD SURGE CURRENT. (A) 150 16.0 250 200 SRS SRS 12.0 205 202 0-4 0-60 150 100 50 0 8.0 0 4.0 0 0 50 100 o 1 2 5 10 20 50 100 CASE TEMPERATURE. ( C) NUMBER OF CYCLES AT 60Hz 10 FIG.3- TYPICAL REVERSE CHARACTERISTICS PER LEG 100 FIG.4- TYPICAL FORWARD CHARACTERISTICS PER LEG INSTANTANEOUS REVERSE CURRENT. (mA) 1.0 Tj=1 0 00 C INSTANTANEOUS FORWARD CURRENT. (A) SR S2 02 1.0 0SR S2 05 060 .10 Tj= 75 0 C .01 2 Tj= 5C 0 20 10 40 Tj=25 C PULSE WIDTH-300 S 1% DUTY CYCLE .001 0 20 40 60 80 100 120 140 0.1 .2 .3 .4 .5 .6 .7 .8 .9 0 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) INSTANTANEOUS FORWARD VOLTAGE. (V) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG 4000 2000 JUNCTION CAPACITANCE.(pF) 1000 800 600 400 SRS2020-40 Tj=25 0C f=1.0MHz Vsig=50mVp-p SRS2050-60 200 100 0.1 0.4 1.0 4 10 REVERSE VOLTAGE. (V) 40 80100 - 185 - |
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