SR320 thru SR3100 REVERSE VOLTAGE - 20 to 60 Volts FORWARD CURRENT - 3.0 Amperes SCHOTTKY BARRIER RECTIFIERS DO- 27 FEATURES Metal-Semiconductor junction with gard ring Epitaxial construction Low forward voltage drop .052(1.3) .048(1.2) DIA. High current capability 1.0(25.4) MI The plastic material carries UL recognition 94V-0 For use in low vlotage, high frequency inverters, free wheeling, and polarity protection applications 210 .375(9.5) .335(8.5) .220(5.6) DIA. .197(5.0) MECHANICAL DATA Case: JEDEC DO-27 molded plastic 1.0(25.4) MI Polarity: Color band denotes cathode Weight: 0.04ounces , 1.1grams Mounting position: Any Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS SYMBOL SR320 SR330 SR340 SR350 SR360 SR380 SR3100 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 80 100 V Maximum RMS Voltage VRMS 14 21 28 35 42 56 70 V VDC 20 30 40 50 60 80 100 V Maximum DC Blocking Voltage Maximum Average Forward 0.3759.5mm) Lead Lengths ( See Fig.1) I(AV) 3.0 A IFSM 80 A Peak Forward Surage Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load (JEDEC Method) Maximum Forward Voltage at 3.0A DC VF Maximum DC Reverse Current @TJ=25 at Rated DC Bolcking Voltage @TJ=100 Typical Junction Capacitance (Note1) Typical Thermal Resistance (Note2) Operating Temperature Range Storage Temperature Range 0.45 0.55 0.7 0.6 0.85 1.0 IR mA 20 250 CJ pF 10 20 RJA V /W TJ -55 to +150 TSTG -55 to +150 NOTES: 1.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC 2.Thermal resistance junction to lead, ~ 161 ~ RATING AND CHARACTERTIC CURVES SR320 thru SR3100 FIG. 2 - MAXIMUM NON-REPETITIVE SURGE CURRENT FIG. 1 - FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT, (AMPERES AVERAGE FORWARD CURRENT AMPERES 3.0 2.5 SR350-SR3100 2.0 1.5 SR320-SR340 1.0 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 0.3759.5mm) LEAD LENGTHS 0.5 0 25 50 75 100 125 150 80 60 40 20 PULSE WIDTH 8.3ms SINGLE HALF-SINE-WAVE (JEDEC METHOD) 0 1 175 2 5 20 100 50 NUMBER OF CYCLES AT 60Hz LEAD TEMPERATURE () FIG.3-TYPICAL FORWARD CHARACTERISTICS FIG.3 - TYPICAL JUNCTION CAPACITANCE 20 SR320 INSTANTANEOUS FORWARD CURRENT, (A) 1000 SR320-SR340 100 SR350-SR3100 T J = 25C f = 1 MHz 10 SR330 10 SR340 SR350-SS360 1.0 SR380-SS3100 0.1 0.1 10 1 0 100 0.1 0.3 FIG.2-TYPICAL REVER CHARACTERISTICS 10 T J=100 1.0 T J=75 0.1 T J=25 0.01 0.001 0 20 0.5 0.7 0.9 1.1 1.3 1.5 1.7 INSTANTANEOUS FORWARD VOLTAGE, (VOLTS) REVERSE VOLTAGE ,VOLTS INSTANTANEOUS REVERSE CURRENT(mA) CAPACITANCE, (pF) 10 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) ~ 162 ~