1N5820 thru 1N5822 REVERSE VOLTAGE - 20 to 40 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) .197(5.0) DIA. MECHANICAL DATA ●Case: JEDEC DO-27 molded plastic 1.0(25.4) MI ●Polarity: Color band denotes cathode ●Weight: 0.04 ounces , 1.1 grams ●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 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375″（9.5mm) Lead Lengths @TL=95 ℃ SYMBOL 1N5820 1N5821 1N5822 UNIT VRRM 20 30 40 V VRMS 14 21 28 V VDC 20 30 40 V 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 0.45 0.55 0.60 V Maximum Forward Voltage at 9.4A DC VF 0.850 0.900 0.950 V 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 1.0 IR 20 mA CJ 250 pF RθJA 20 ℃/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, ~ 163 ~ RATING AND CHARACTERTIC CURVES 1N5820 thru 1N5822 FIG. 1 – FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT, (AMPERES） AVERAGE FORWARD CURRENT AMPERES 3.0 2.5 2.0 1.5 1.0 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 0.5 0 25 75 50 100 FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT 125 150 80 60 40 20 PULSE WIDTH 8.3ms SINGLE HALF-SINE-WAVE (JEDEC METHOD) 0 175 1 2 5 20 50 100 NUMBER OF CYCLES AT 60Hz AMBIENT TEMPERATURE (℃) FIG.3 – TYPICAL JUNCTION CAPACITANCE FIG.4-TYPICAL FORWARD CHARACTERISTICS 20 INSTANTANEOUS FORWARD CURRENT, (A) 1000 CAPACITANCE, (pF) 10 100 T J = 25°C f = 1 MHz 10 10 1.0 T J = 25°C PULSE WIDTH 300us 1% DUTY CYCLE 0.1 1 4 10 0 100 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 INSTANTANEOUS FORWARD VOLTAGE, (VOLTS) REVERSE VOLTAGE, (VOLTS) ~ 164 ~