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| WSD1040CT D-PAK Surface Mount Schottky Barrier Rectifiers P b Lead(Pb)-Free REVERSE VOLTAGE 40 VOLTS FORWARD CURRENT 10 AMPERES Featrues: *For Surface Mount Application *Metal-Semiconductor Junction With Guardring *Epitaxial Construction *Low Forward Voltage Drop *High Current Capability *Plastic Meterial Has UL Flammability Classification 94V-0 *For Use In Low , And Polarity Protection Applications Mechanical Data *Case : Molded Plastic *Polarity : As Marked *Weight : 0.295 grams D-PAK(TO-252) D-PAK Outline Dimension D-PAK / TO-252 E A 4 Unit:mm G H J Dim A B C D E G H J K L M D-PAK Min 6.40 9.00 0.50 2.20 0.45 1.00 5.40 0.30 0.70 0.90 1 2 3 B M D C L 2,4 K 1 3 6.80 10.00 0.80 2.30 2.50 0.55 1.60 5.80 0.64 1.70 1.50 Max http://www.weitron.com.tw WEITRON 1/3 15-Aug-05 WSD1040CT Rating 25 C Ambient Temperature Unless Otherwise Specified. Single Phase Half Wave, 60Hz , Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%. Characteristic Symbol VRRM VRMS VDC I F(AV) Value 40 28 40 5.0 10 Unit V R 10 C =25 C IFSM 70 VF IR 0.55 0.5 40 Typical Junction Capacitance Typical Thermal Resistance Junction to case CJ RJC TJ, TSTG 405 3.0 -65 to 125 pF C/W Device Marking WSD1040CT=1040CT http://www.weitron.com.tw WEITRON 2/3 15-Aug-05 WSD1040CT AVERAGE FORDWARD RECTIFIED (Amp) 8 INSTANTANEOUS FORWARD CURRENT (Amp) 10 50 10 5 6 4 1 2 0 0 25 50 75 100 125 150 0.1 CASE TEMPERATURE ( C) 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 FIG.1 Forward Current Derating Curve INSTANTANEOUS FORWARD VOLTAGE (Volts) FIG.2 Typical Forward Characteristics JUNCTION CAPACITANCE (pF) INSTANTANEOUS REVERSE CURRENT (mA) 20 10 2000 1000 1 500 0.1 0.01 0 20 40 60 80 100 120 140 100 1 5 10 40 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) FIG.3 Typical Reverse Characteristics REVERSE VOLTAGE (Volts) FIG.4 Typical Junction Capacitance PEAK FORWARD SURGE CURRENT (Amp) 150 125 100 75 50 25 0 1 10 100 NUMBER OF CYCLES AT 60HZ FIG.5 Peak Forward Surge Current http://www.weitron.com.tw WEITRON 3/3 15-Aug-05 |
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