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| WSD400-WSD411 Surface Mount Schottky Barrier Diode SCHOTTKY BARRIER RECTIFIERS 0.5AMPERES 20-40VOLTS Features: *Low Turn-on Voltage *Fast Switching *PN Junction Guard Ring for Transient and ESD Protection MECHANICAL DATA *Case : SOT-346, Molded Plastic *Terminals : Solderable per MIL-STD-202,Method 208 *Polarity : See Diagrams Below *Weight : 0.008 grams (approx.) *Mounting Position : Any 3 2 1 SC-59 SC-59 Outline Dimension A L S 3 Top View Dim SC-59 Min 2.70 1.30 1.00 0.35 1.70 0.00 0.10 0.20 1.25 2.25 Max 3.10 1.70 1.30 0.50 2.30 0.10 0.26 0.60 1.65 3.00 A B C D G H J K L S 2 1 B D G C H K J All Dimension in mm WEITRON http://www.weitron.com.tw WSD400-WSD411 Maximum Ratings and Electrical Characteristics Rating 25 C Ambient Temperature Unless Otherwise Specified. Single Phase Half Wave, 60Hz , Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%. WE IT R ON Type Number Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) Maximum Instantaneous Forward Voltage at 0.5A Maximum DC Reverse Current Ta=25 C At Rated DC Blocking Voltage Ta=100 C Operating Temperature Range Tj Storage Temperature Range TSTG WSD411 20 14 20 WSD400 40 28 40 0.5 3.00 Unit V V V A A 0.45 0.1 4.0 0.53 V mA mA C C -25.....+ 125 -50.....+ 125 Device Marking Item WSD411 WSD400 Marking 05T 05F Eqivalent Circuitdiagram 3 CATHODE 2 ANODE 3 CATHODE 2 ANODE http://www.weitron.com.tw WEITRON WSD400-WSD411 WE IT R ON 10 FIG.1-TYPICAL FORWARD CHARACTERISTICS FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT(A) 0.6 0.5 0.4 0.3 0.2 0.1 0 0 20 40 60 80 100 120 140 160 180 200 Single Phase Half Wave 60Hz Resistive Or Inductive Load INSTANTANEOUS FORWARE CURRENT(A) 1.0 41 1 W SD W SD T=25 C Pulse Width 300us 1% Duty Cycle 0.5 0.1 0.01 40 0 AMBIENT TEMPERATURE ( C) .001 .1 .2 .3 .4 .5 .6 .7 .8 175 JUNCTION CAPACITANCE (pF) 150 125 100 75 50 25 0 .01 FORWARE VOLTAGE.(V) FIG .4 -TYPICAL JUNCTION CAPACITANCE FIG.3-TYPICAL REVERSE CHARACTERISTICS 100 REVERSE LEAKAGE CURRENT (mA) 10 .05 .1 .5 1 5 10 50 100 1.0 REVERSE VOLTAGE (V) Tj=75 C Tj=25 C .1 .01 0 20 40 60 80 100 120 140 PERCENTAGE RATED PEAK REVERSE VOLTAGE http://www.weitron.com.tw WEITRON |
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