DL5817 THRU DL5819 SURFACE MOUNT SCHOTTKY BARRIER RECTI FI ERS V O L T AG E R ANG E : 2 0 - - - 4 0 V CURRENT: 1.0 A FEATURES Metal-Semiconductor junction with guard ring Epitaxial construction Low forward voltage drop,low switching losses High surge capability For use in low voltage,high frequency inverters free xxxx wheeling,and polarity protection applications DO-213AB SOLDERABLE ENDS D1 2.6± 0.15 0 D2=D1 ＋ －0.20 D2 The plastic material carries U/L recognition 94V-0 MECHANICAL DATA 0.5± 0.1 0.5± 0.1 Case:JEDEC DO--213AB,molded plastic Terminals: Solderable per MIL- STD-202,method 208 Polarity: Color band denotes cathode Weight: 0.0046 ounces,0.116 grams Mounting position: Any 4.9± 0.2 Dimensions in millimeters MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%. MDD Catalog Number DL5817 DL5818 DL5819 UNITS Maximum recurrent peak reverse voltage V RRM 20 30 40 V Maximum RMS voltage V RMS 14 21 28 V Maximum DC blocking voltage VDC 20 30 40 V Maximum average forw ard rectified current @TA =90 IF(AV) 1.0 A IFSM 25 A Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load Maximum instantaneous forw ard voltage @ 1.0A z (Note 1) @ 3.0A Maximum reverse current @TA =25 at rated DC blocking voltage @TA =100 Typical junction capacitance (Note2) Typical thermal resistance (Note3) Operating junction temperature range Storage temperature range NOTE: 1. Pulse test : 300 VF IR 0.45 0.55 0.75 0.875 1.0 10.0 CJ 110 Rθ JA 80 TJ - 55 ---- + 150 TSTG - 55 ---- + 150 s pulse width,1% duty cy cle. 2. Measured at 1.0MH Z and applied rev erse v oltage of 4.0V DC. 3.Thermal resistance junction to ambient,vertical PC board mounting,0.5"(12.7mm)lead length. 0.60 0.90 V mA pF /W RATINGS AND CHARACTERISTIC CURVES DL5817 THRU DL5819 AMPERES 0.75 Resistive or Inductive Load 0.375"(9.5mm)Lead Length 0.5 0.25 0 0 25 50 75 100 125 150 PEAK FORWARD SURGE CURRENT AMPERES FIG.2 -- PEAK FORWARD SURGE CURRENT 1.0 30 25 TJ=TJMAX 8.3ms Single Half Sine-Wave 20 25 10 5 0 1 10 100 AMBIENT TEMPERATURE, NUMBER OF CYCLES AT 60Hz FIG.3 -- TYPICAL INSTANTANEOUS FORWARD X -CHARACTERISTICS FIG.4 -- TYPICAL JUNCTION CAPACITANCE 20 400 DL 5817 DL 5819 DL 5818 1 T J = 25 P ulse w id th= 300 1 % D uty C yc le s CAPACITANCE, pF 10 AMPERES INSTANTANEOUS FORWARD CURRENT AVERAGE FORWARD RECTIFIED CURRENT FIG.1 -- FORWARD DERATING CURVE .1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 1.2 INSTANTANEOUS FORWARD VOLTAGE, VOLTS The cruve graph is for reference only, can't be the basis for judgment(曲线图仅供参考)! TJ=25℃ f=1.0MHz Vsig=50mVp-p 100 10 0.1 1 10 REVERSE VOLTAGE,VOLTS 100