SRF2020-SRF20150 Isolated 20.0AMP. Schottky Barrier Rectifiers ITO-220AB Features For surface mounted application Low power loss, high efficiency High current capability, low VF High reliability Epitaxial construction Guard-ring for transient protection Mechanical Data Cases: ITO-220AB molded plastic Epoxy: UL 94V-0 rate flame retardant Polarity: As marked High temperature soldering guaranteed: o 260 C/10 seconds .25”,(6.35mm) from case. Weight: 2.24 grams Mounting torque: 5 in – 1bs. max. 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 SRF SRF SRF Type Number 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 @ 10.0A Maximum D.C. Reverse Current at Rated DC Blocking Voltage VRRM VRMS VDC 2020 2030 2040 SRF 2050 SRF 2060 SRF 2090 20 14 20 30 21 30 40 28 40 50 35 50 60 42 60 90 63 90 Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 1) Operating Junction Temperature Range 100 70 100 150 105 150 V V V 20 A IFSM 200 A VF 0.55 IR Cj RθJC TJ TSTG 0.70 0.5 15 440 10 300 1.5 -65 to +125 0.92 1.02 0.1 5.0 280 -65 to +150 Storage Temperature Range -65 to +150 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. http://www.luguang.cn Units I(AV) o @ Tc=25 C o @ Tc=100 C SRF SRF 20100 20150 mail:[email protected] V mA mA pF o C/W o C o C SRF2020-SRF20150 Isolated 20.0AMP. Schottky Barrier Rectifiers RATINGS AND CHARACTERISTIC CURVES (SRF2020 THRU SRF20150) FIG.1- FORWARD CURRENT DERATING CURVE 300 PEAK FORWARD SURGE CURRENT. (A) AVERAGE FORWARD CURRENT. (A) 20.0 16.0 SRF 0 0-4 0-15 205 202 SRF 12.0 0 8.0 4.0 0 FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PER LEG 8.3ms SINGLE HALF SINE WAVE PER LEG. (JEDGE METHOD) Tj=Tj max. 250 200 150 100 50 25 0 50 100 o CASE TEMPERATURE. ( C) 1 150 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) 40 020 10 0 SR F2 01 50 F2 05 02 06 0 SR F2 02 0- 20 10 09 SR F2 1.0 SR INSTANTANEOUS FORWARD CURRENT. (A) Tj=100 0C 1.0 Tj=2 .10 0 5C .01 O Tj=25 C PULSE WIDTH-300 S 1% DUTY CYCLE 0.1 .2 .3 .4 .5 .6 .7 .8 .9 .001 1.0 0 INSTANTANEOUS FORWARD VOLTAGE. (V) JUNCTION CAPACITANCE.(pF) SRF Tj=25 0C f=1.0MHz Vsig=50mVp-p 1000 800 600 2020 -204 0 SRF2050-2060 400 200 100 0.1 SRF2090-20150 0.4 1.0 4 10 REVERSE VOLTAGE. (V) http://www.luguang.cn 40 80100 TRANSIENT THERMAL IMPEDANCE. ( OC/W) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG 4000 2000 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 100 FIG.6- TYPICAL TRANSIENT THERMAL IMPEDANCE PER LEG 10.0 1 0.1 0.01 0.1 1 10 T, PULSE DURATION. (sec) mail:[email protected] Version: B07 100