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 D-PAK(TO-252) *Case : Molded Plastic *Polarity : As Marked *Weight : 0.295 grams D-PAK Outline Dimension Unit:mm D-PAK / TO-252 E A G 4 H Dim A B C D E G H J K L M J 1 2 3 B M K D C 1 3 WEITRON http://www.weitron.com.tw L D-PAK Min 6.40 9.00 0.50 2.20 0.45 1.00 5.40 0.30 0.70 0.90 Max 6.80 10.00 0.80 2.30 2.50 0.55 1.60 5.80 0.64 1.70 1.50 2,4 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%. Symbol Characteristic V VRRM 40 VRMS 28 VDC 40 I F(AV) R 10 C =25 C Value 5.0 10 IFSM 70 VF 0.55 IR Unit 0.5 40 Typical Junction Capacitance CJ 405 pF Typical Thermal Resistance Junction to case RθJC 3.0 ˚C/W TJ, TSTG -65 to 125 Device Marking WSD1040CT=1040CT WEITRON http://www.weitron.com.tw 2/3 15-Aug-05 50 10 INSTANTANEOUS FORWARD CURRENT (Amp) AVERAGE FORDWARD RECTIFIED (Amp) WSD1040CT 8 6 4 2 0 0 25 50 75 100 125 150 10 5 1 0.1 CASE TEMPERATURE ( C) 0 JUNCTION CAPACITANCE (pF) INSTANTANEOUS REVERSE CURRENT (mA) 1 0.1 20 40 60 80 100 0.8 1.0 1.2 1.4 120 140 2000 1000 500 100 1 5 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) 10 40 REVERSE VOLTAGE (Volts) FIG.3 Typical Reverse Characteristics PEAK FORWARD SURGE CURRENT (Amp) 0.6 FIG.2 Typical Forward Characteristics 20 10 0 0.4 INSTANTANEOUS FORWARD VOLTAGE (Volts) FIG.1 Forward Current Derating Curve 0.01 0.2 FIG.4 Typical Junction Capacitance 150 125 100 75 50 25 0 1 10 100 NUMBER OF CYCLES AT 60HZ FIG.5 Peak Forward Surge Current WEITRON http://www.weitron.com.tw 3/3 15-Aug-05