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| MELF Schottky Barrier Diodes SM5817 THRU SM5819 Silicon epitaxial planer type Formosa MS SM-1 Features Plastic package has Underwriters Laboratory Flammability Classification 94V-O Utilizing Flame Retardant Epoxy M olding Compound. For surface mounted applications. .205(5.2) .190(4.8) .024(.60) .018(.46) SOLDERABLE ENDS Exceeds environmental standards of MIL-S-19500 / 228 Low leakage current. .105(2.7) .095(2.4) Mechanical data Case : Molded plastic, SM-1 (MELF) Terminals : Solder plated, solderable per MIL-STD-750, Method 2026 Polarity : Indicated by c athode band Mounting P osition : Any Weight : 0.015 gram Dimensions in inches and (millimeters) MAXIMUM RATINGS (AT TA=25oC unless otherwise noted) PARAMETER Forward rectified current Forward surge current See Fig.2 8.3ms single half sine-wave superimposed on rate load (JEDEC methode) VR = VRRM TA = 25o C CONDITIONS Symbol IO IFSM MIN. TYP. MAX. 1.0 25 1.0 10 Rq JA CJ TSTG -55 80 110 +150 o UNIT A A mA mA C/w pF o Reverse current Thermal resistance Diode junction capacitance Storage temperature VR = VRRM TA = 100o C Junction to ambient f=1MHz and applied 4vDC reverse voltage IR C SYMBOLS MARKING CODE - V RRM (V) *1 V RMS (V) 14 21 28 *2 VR *3 VF *4 Operating temperature ( o C) *1 Repetitive peak reverse voltage *2 RMS voltage (V) 20 30 40 (V) 0.45 0.55 0.60 SM5817 SM5818 SM5819 20 30 40 -55 to +125 *3 Continuous reverse voltage *4 Maximum forward voltage RATING AND CHARACTERISTIC CURVES (SM5817 THRU SM5819) FIG.1-TYPICAL FORWARD CHARACTERISTICS AVERAGE FORWARD CURRENT,(A) FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE 50 INSTANTANEOUS FORWARD CURRENT,(A) 1.2 1.0 0.8 0.6 0.4 0.2 0 0 20 40 60 80 100 120 140 160 180 200 Single Phase Half Wave 60Hz Resistive Or Inductive Load 10 SM 58 1.0 Tj=25 C Pulse Width 300us 1% Duty Cycle SM 58 3.0 18 ~S M 58 17 19 AMBIENT TEMPERATURE ( C) FIG.4-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWAARD SURGE CURRENT,(A) 25 0.1 .01 .1 .3 .5 .7 .9 1.1 1.3 1.5 20 FORWARD VOLT AGE,(V) 15 Tj=25 C 8.3ms Single Half Sine Wave JEDEC method 10 5 FIG.3 - TYPICAL REVERSE CHARACTERISTICS 100 0 1 5 10 50 100 NUMBER OF CYCLES AT 60Hz REVERSE LEAKAGE CURRENT, (mA) 10 350 300 250 200 150 100 50 0 FIG.5-TYPICAL JUNCTION CAPACITANCE 1.0 Tj=75 C .1 Tj=25 C .01 0 JUNCTION CAPACITANCE,(pF) .01 .05 .1 .5 1 5 10 50 100 20 40 60 80 100 120 140 REVERSE VOLTAGE,(V) PERCENTAGE RATED PEAK REVERSE VOL TAGE |
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