SR2020 - SR20150 20.0 AMPS. Schottky Barrier Rectifiers TO-220AB Features Low power loss, high efficiency. High current capability, Low VF. High reliability High surge current capability. Epitaxial construction. Guard-ring for transient protection. For use in low voltage, high frequency inventor, free wheeling, and polarity protection application Mechanical Data Cases: TO-220AB molded plastic Epoxy: UL 94V-0 rate flame retardant Terminals: Pure tin plated, lead free. solderable per MIL-STD-202, Method 208 guaranteed Polarity: As marked High temperature soldering guaranteed: o 260 C/10 seconds .25”,(6.35mm) from case. Mounting torque: 5 in – lbs. max. Weight: 2.24 grams Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics o Rating at 25 C ambient 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 SR SR SR SR SR SR 2020 2030 2040 2050 2060 2090 20100 20150 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage 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 @ 10A Maximum D.C. Reverse Current at Rated DC Blocking Voltage 20 14 20 30 21 30 40 28 40 50 35 50 60 42 60 90 63 90 100 70 100 150 105 150 V V V I(AV) 20 A IFSM 200 A VF 0.55 o @ Tc=25 C o @ Tc=100 C Typical Junction Capacitance (Note 2) VRRM VRMS VDC Units IR Cj 0.70 0.90 0.5 15 430 1.00 0.1 5.0 10 mA mA 360 Typical Thermal Resistance (Note 1) 1.0 RθJC Operating Junction Temperature Range -65 to +125 -65 to +150 TJ Storage Temperature Range -65 to +150 TSTG Notes: 1. Thermal Resistance from Junction to Case Per Leg, with Heatsink size (4”x6”x0.25”) Al-Plate. 2. Measured at 1MHz and Applied Reverse Voltage of 4.0V D.C. - 142 - V pF o C/W o C o C Version: B07 RATINGS AND CHARACTERISTIC CURVES (SR2020 THRU SR20150) FIG.1- FORWARD CURRENT DERATING CURVE 300 PEAK FORWARD SURGE CURRENT. (A) AVERAGE FORWARD CURRENT. (A) 20.0 16.0 SR2 -40 -150 020 050 SR2 12.0 8.0 4.0 0 0 50 100 o CASE TEMPERATURE. ( C) 8.3ms SINGLE HALF SINE WAVE PER LEG. (JEDGE METHOD) Tj=Tj max. 250 200 150 100 50 25 150 FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PER LEG 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz FIG.3- TYPICAL FORWARD CHARACTERISTICS PER LEG 100 10 FIG.4- TYPICAL REVERSE CHARACTERISTICS PER LEG INSTANTANEOUS REVERSE CURRENT. (mA) 0 04 -2 20 20 50 -2 06 0 SR 20 10 SR 20 SR 20 90 -2 15 0 01 00 1.0 SR INSTANTANEOUS FORWARD CURRENT. (A) Tj=100 0C 1.0 Tj=25 0C .10 .01 0 Tj=25 C PULSE WIDTH-300 S 1% DUTY CYCLE 0.1 .2 .3 .4 .5 .6 .7 .8 .001 1.0 .9 INSTANTANEOUS FORWARD VOLTAGE. (V) JUNCTION CAPACITANCE.(pF) Tj=25 0C f=1.0MHz Vsig=50mVp-p SR 400 SR 202 205 0.4 1.0 0 0-1 200 100 0.1 0-4 4 50 10 REVERSE VOLTAGE. (V) 40 80100 TRANSIENT THERMAL IMPEDANCE. ( OC/W) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG 1000 800 600 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 4000 2000 0 100 FIG.6- TYPICAL TRANSIENT THERMAL IMPEDANCE PER LEG 10.0 1 0.1 0.01 0.1 1 10 T, PULSE DURATION. (sec) Version: B07 100