Diodes SMD Type Schottky Barrier Switching Diodes KD103AW - KD103CW (SD103AW-SD103CW) SOD-123 Unit: mm 2.7 +0.05 1.1-0.05 +0.1 1.6-0.1 +0.1 0.55-0.1 +0.1 -0.1 Features Low forward voltage drop. +0.1 3.7-0.1 0.1max Guard ring construction for transient protection. 0.50 0.35 +0.05 0.1-0.02 Negligible reverse recovery time. Absolute Maximum Ratings Ta = 25 Parameter Symbol Peak repetitive peak reverse voltage VRRM Working peak VRWM DC blocking voltage VR RMS reverse voltage VR(RMS) KD103AW KD103BW KD103CW Unit 40 30 20 V 28 21 14 V Forward continuous current IFM 350 mA Non-Repetitive Peak Forward Surge Curren @t IFRM 1.5 A Pd 400 mW /W 1.0s Power dissipation Thermal resistance junction to ambient RèJA 300 Storage temperature Tstg -65 to +125 Electrical Characteristics Ta = 25 Parameter Symbol Testconditons KD103AW Reverse breakdown voltage KD103BW Typ Max Unit 40 V (BR)R IR=100 A KD103CW Forward Voltage Drop IF = 20mA 0.37 IF = 200mA 0.60 V VR = 30V KD103AW KD103BW V 30 20 VFM Peak Reverse Current Min IRM KD103CW 5 VR = 20V A VR = 10V Total Capacitance CT VR = 0V, f = 1.0MHz 50 pF Reverse Recovery Time trr IF = IR = 200mA,Irr = 0.1 X IR, RL = 100 10 ns Marking NO. KD103AW KD103BW KD103CW Marking S4 S5 or S4 S6 or S5 or S4 www.kexin.com.cn 1