SRS2020 THRU SRS2060 20.0 AMPS. Schottky Barrier Rectifiers Voltage Range 20 to 60 Volts Current 20.0 Amperes D2PAK Features For surface mounted application Low forward voltage drop High current capability High reliability High surge current capability 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 25℃ambient 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℃ SRS 2060 Units 40 28 40 50 35 50 60 42 60 V V V 20.0 A IFSM 250 A 0.55 VF Storage Temperature Range TSTG 0.70 1.0 50 1.5 IR Operating Junction Temperature Range Typical Junction Capacitance (Note 2) SRS 2050 I(AV) RθJC Cj TJ Typical Thermal Resistance (Note 1) SRS 2040 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 - V mA mA ℃/W pF ℃ ℃ RATINGS AND CHARACTERISTIC CURVES (SRS2020 THRU SRS2060) FIG.1- FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT. (A) 300 16.0 SRS 12.0 0-4 0-60 202 205 SRS 8.0 0 AVERAGE FORWARD CURRENT. (A) 20.0 4.0 0 0 50 100 8.3ms SINGLE HALF SINE WAVE PER LEG. (JEDEC METHOD) Tj=Tj max. 250 200 150 100 50 0 150 FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PER LEG 1 2 5 o CASE TEMPERATURE. ( C) FIG.3- TYPICAL REVERSE CHARACTERISTICS PER LEG .01 5C 2 Tj= 0 20 002 S2 05 0- 60 SR C S2 75 10 SR 0 Tj= 100 40 INSTANTANEOUS FORWARD CURRENT. (A) 0 00 C .10 50 100 1.0 0 Tj=25 C PULSE WIDTH-300 S 1% DUTY CYCLE .001 0 20 40 60 80 100 120 0.1 140 .2 .3 .4 .5 .6 .7 .8 .9 INSTANTANEOUS FORWARD VOLTAGE. (V) PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG 4000 2000 JUNCTION CAPACITANCE.(pF) INSTANTANEOUS REVERSE CURRENT. (mA) Tj=1 20 FIG.4- TYPICAL FORWARD CHARACTERISTICS PER LEG 10 1.0 10 NUMBER OF CYCLES AT 60Hz SRS2020-40 1000 800 600 400 SRS2050-60 200 100 0.1 - 185 - Tj=25 0C f=1.0MHz Vsig=50mVp-p 0.4 1.0 4 10 REVERSE VOLTAGE. (V) 40 80100