1N5817 THRU 1N5819 Voltage Range 20 to 40 Volts Current 1.0 Amperes 1.0 AMP. SCHOTTKY BARRIER RECTIFIERS DO-41 Features *Low forward voltage drop *High current capability *High reliability 1.0(25.4) MIN. *High surge current capability .107(2.7) .080(2.0) DIA. Mechanical Data *Cases:Molded plastic DO-41 *Epoxy:UL 94V-O rate flame retardant .205(5.2) .166(4.2) *Lead:Axial leads,solderable per MIL- STD-202,Method 208 guaranteed *Polarity:Color band denotes cathode end *High temperature soldering guaranteed: 1.0(25.4) MIN. 2500C/10 seconds/.375",(9.5mm) lead lengths at 5 lbs.,(2.3kg) tension *Weight:0.33 gram .034(.86) .028(.71) DIA. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS o Rating at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20% Type Number VRRM VRMS Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage 1N5817 1N5818 1N5819 UNITS 20 30 40 V 14 21 28 V 20 30 40 V Maximum DC Blocking Voltage VDC Maximum Average Forward Rectified oCurrent .375"(9.5mm) Lead Length @TL = 90 C IF(AV) 1.0 A Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method) IFSM 25 A Maximum Instantaneous Forward Voltage @1.0A Maximum Instantaneous Forward Voltage @3.0A Maximun DC Reverse Current @ at Rated DC Blocking Voltage @ o TA = 25 Co TA = 100 C Typical Thermal Resistance VF 0.45 0.550 0.600 V VF 0.750 0.875 0.900 V IR R*JA R*JC 1.0 10 50 12 110 Typical Junction Capacitance (Note 2) CJ Operating Temperature Range TJ -55 to+125 TSTG -55 to+150 Storage Temperature Range NOTES: 1. Thermal Resistance from Junction to Ambient Vertical PC Board Mounting, 0.375"(9.5mm) Lead Length. 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C. mA mA o C/W pF o o C C RATING AND CHARACTERISTIC CURVES 1N5817 THRU 1N5819 FIG.2-TYPICAL JUNCTION CAPACITANCE FIG.1- MAXIMUN FORWARD CURRENT DERATING CURVE 400 200 0 Tj=25 C .75 CAPACITANCE.(pF) AVERAGE FORWARD CURRENT.(A) . 1.0 .50 .25 100 80 60 40 20 10 0 0 25 50 75 100 125 150 0.1 175 0.4 0 LEAD TEMPERATURE.( C) 100 30 20 PEAK FORWARD SURGE CURRENT.(A) INSTANTANEOUS FORWARD CURRENT.(A) 40 FIG.4- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT FIG.3-TYPICAL FORWARD CHARACTERISTICS 10 1N5818,1N5819 1.0 o 1N5817 0.1 .1 1.0 4 10 REVERSE VOLTAGE.(V) Tj=25 C Pulse Width=300 s 1% Duty Cycle 25 8.3ms Single Half Sine Wave JEDEC Method 20 10 5 1 .3 .5 .7 .9 1.1 1.3 1.5 FORWARD VOLTAGE.(V) 1.7 1.9 2.1 2 5 10 20 NUMBER OF CYCLES AT 60Hz 50 100