LESHAN RADIO COMPANY, LTD. 1N5817-1N5819 SCHOTTKY BARRIER DIODES TYPE Maximum Peak Reverse Voltage Maximum Average Rectified Current @ Half-Wave Resistive Load 60Hz Maximum Forward Peak Surge Current @ 8.3ms Superimposed Maximum Reverse Current @ PRV @ TA=25C PRV IO @ TL IFM(Surge) IR V PK 1N5817 1N5818 1N5819 20 30 40 AAV 1.0 C mAdc A PK 90 90 90 25 25 25 1.0(25.4) MIN 1.0 1.0 1.0 .205(5.2) .166(4.2) .034(0.9) DIA .028(0.7) Maximum Forward Voltage @ TA=25C I FM A 1.0 PK V V 0.45 0.55 0.60 Package Dimensions FM PK DO - 41 1.0(25.4) MIN .107(2.7) DIA .080(2.0) DO - 41 3A-1/2 LESHAN RADIO COMPANY, LTD. 1N5817-1N5819 SCHOTTKY DIODE RATING & CHARACTERISTIC CURVES FIG.2 - MAXIMUM NON-REPETITIVE FOWARD SURGE CURRENT 30 1.00 .75 .50 .25 Resistive or inductive load 0.375''(9.5mm)lead length 0 0 20 40 60 80 100 120 140 LEAD TEMPERATURE, ( C ) PEAK FORWARD SURGE CURRENT, (A) AVERAGE FORWARD CURRENT,(A) FIG.1-FORWARD CURRENT DERATING CURVE TJ=T JMAX. 8.3ms Single Half Sine-Wave (JEDEC Method) 25 20 15 10 5 1 2 4 6 8 10 20 40 60 80100 NUMBER OF CYCLES AT 60Hz FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, (A) INSTANTANEOUS FORWARD CURRENT,(A) 50 10 FIG.4-TYPICALREVERSECHARACTERISTICS TJ = 125 C 1 TJ=25 C .1 Pulse Width=300s 1% Duty Cycle .01 10 TJ =125 C 1.0 TJ = 75 C .1 TJ = 25 C .01 .001 0 .2 .4 .6 .8 1 1.2 1.4 1.6 0 20 INSTANTANEOUS FORWARD VOLTAGE,(V) FIG. 5 - TYPICAL JUNCTION CAPACITANCE TJ = 25 C f = 1.0MHz Vsing = 50mVp-p 100 10 80 100 100 10 1 .1 .01 1 60 FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE TRANSIENT THERMAL IMPEDANCE,( C/W) JUNCTION CAPACITANCE, (pF) 400 10 .1 40 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) 100 .1 1 10 100 t , PULSE DURATION , sec. REVERSE VOLTAGE, (V) 3A-2/2