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| SRA2020 - SRA20150 20.0 AMPS. Schottky Barrier Rectifiers TO-220AC .185(4.70) .175(4.44) .412(10.5) MAX .113(2.87) .103(2.62) DIA .154(3.91) .148(3.74) .27(6.86) .23(5.84) .594(15.1) .587(14.9) PIN1 .16(4.06) .14(3.56) .56(14.22) .53(13.46) .037(0.94) .027(0.68) 2 .11(2.79) .10(2.54) .055(1.40) .045(1.14) 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 .205(5.20) .195(4.95) .025(0.64) .014(0.35) PIN 1 PIN 2 CASE Mechanical Data Cases: TO-220AC 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. Weight: 2.24 grams Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25 oC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol SRA SRA SRA SRA Type Number 2020 2030 2040 SRA 2060 SRA SRA SRA 2090 20100 20150 2050 Units V V V A A Maximum Recurrent Peak Reverse Voltage 20 30 40 VRRM Maximum RMS Voltage 14 21 28 VRMS Maximum DC Blocking Voltage 20 30 40 VDC Maximum Average Forward Rectified Current I(AV) See Fig. 1 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated IFSM Load (JEDEC method ) Maximum Instantaneous Forward Voltage 0.55 VF @20A Maximum D.C. Reverse Current @ Tc=25 oC 0.5 IR at Rated DC Blocking Voltage @ Tc=100 oC 15 Typical Thermal Resistance (Note) RJC Operating Junction Temperature Range -65 to +125 TJ Storage Temperature Range TSTG Notes: Mounted on Heatsink Size of 2" x 3" x 0.25" Al-Plate. 50 35 50 20 300 60 42 60 90 63 90 100 70 100 150 105 150 0.70 10 1.5 0.92 0.1 5.0 1.02 V mA mA o -65 to +150 -65 to +150 C/W o C o C - 138 - Version: B07 RATINGS AND CHARACTERISTIC CURVES (SRA2020 THRU SRA20150) FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE 20 SRA2050-150 16 PEAK FORWARD SURGE CURRENT. (A) AVERAGE FORWARD CURRENT. (A) FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 350 300 8.3ms Single Half Sine Wave JEDEC Method 250 12 SRA2020-40 8 200 150 4 100 0 0 50 100 o CASE TEMPERATURE. ( C) 150 50 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz FIG.3- TYPICAL FORWARD CHARACTERISTICS 50 0 04 0-2 02 A2 SR FIG.4- TYPICAL REVERSE CHARACTERISTICS 10 Tj=100 0C INSTANTANEOUS FORWARD CURRENT. (A) 10 01 00 INSTANTANEOUS REVERSE CURRENT. (mA) SR A2 05 2 0- 06 0 1 Tj=75 0C 0-2 09 A2 SR SR A2 01 50 0.1 1.0 Tj=25 0C 0.01 Tj=25oC Pulse Width=300 s 1% Duty Cycle 0.1 .1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 FORWARD VOLTAGE. (V) 0.001 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG 5000 Tj=25 0C f=1.0MHz Vsig=50mVp-p 1000 TRANSIENT THERMAL IMPEDANCE. ( OC/W) 100 FIG.6- TYPICAL TRANSIENT THERMAL CHARACTERISTICS JUNCTION CAPACITANCE.(pF) 10 1 10 0.1 1.0 10 100 0.1 0.01 0.1 1 PULSE DURATION. (sec) 10 100 REVERSE VOLTAGE. (V) Version: B07 |
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