Diodes SMD Type Small Signal Schottky Diodes KAR42,KAR43,A,C,S (BAR42,BAR43,A,C,S) SOT-23 Unit: mm +0.1 2.9-0.1 +0.1 0.4-0.1 1 0.55 Power Dissipation PD=250mW +0.1 1.3-0.1 +0.1 2.4-0.1 0.4 3 Features 2 +0.1 0.95-0.1 +0.1 1.9-0.1 KAR42/KAR43 KAR43C KAR43A 1.Base 2.Emitter +0.1 0.38-0.1 0-0.1 +0.1 0.97-0.1 +0.05 0.1-0.01 3.collector KAR43S Absolute Maximum Ratings Ta = 25 Parameter Maximum Repetitive Reverse Voltage Average Rectified Forward Current Non-repetitive Peak Forward Surge Current Symbol Rating Unit VRRM 30 V IF 100 mA IFSM 750 mA mW Pulse width = 1.0 second Power Dissipation Thermal Resistance, Junction to Ambient Operating Junction Temperature Storage Temperature Range PD 250 RèJA 500 TJ 150 Tstg -65 to +150 W Electrical Characteristics Ta = 25 Parameter Symbol Breakdown Voltage VR KAR42 Forward Voltage KAR43 VF ALL Reverse Current IR Testconditons Min Typ Max 30 V TJ=25 ,IR = 100 TJ=25 ,IF = 10mA 0.35 0.4 TJ=25 ,IF = 50 mA 0.5 0.65 TJ=25 ,IF = 2mA TJ=25 ,IF = 15 mA 0.45 TJ=25 ,IF = 100 mA 1 TJ=25 ,VR =25 V TJ=100 A 0.26 0.33 ,VR =25 V Junction Capacitance Cj TJ=25 Reverse Recovery Time trr IF = IR = 10 mA, IRR = 1mA,RL = 100 ,VR = 1V, f = 1.0 MHz Unit V 500 nA 100 A 7 pF 5 ns Marking NO. KAR42 KAR43 KAR43A KAR43C KAR43S Marking D94 D95 DB1 DB2 DA5 www.kexin.com.cn 1