Diodes SMD Type Surface Mount Fast Switching Diodes 1N4148W SOD-123 Unit: mm 2.7 +0.05 1.1-0.05 +0.1 -0.1 +0.1 0.55-0.1 Features +0.1 1.6-0.1 Fast Switching Speed Surface Mount Package Ideally Suited for Automatic Insertion +0.1 3.7-0.1 For General Purpose Switching Applications High Conductance 0.50 0.1max +0.05 0.1-0.02 0.35 Absolute Maximum Ratings Ta = 25 Symbol Rating Unit Non-repetitive peak reverse voltage Parameter VRM 100 V Peak repetitive reverse voltage VRRM Working peak reverse voltage VRWM 75 V DC blocking voltage VR RMS reverse voltage VR(RMS) 53 V Average rectified output current IO 150 mA Forward continuous current IFM 300 mA Non-repetitive peak forward surge current@ t = 1.0s 1.0 IFSM @ t = 1.0 us A 2.0 Power dissipation PD 400 mW RèJA 315 /W Junction temperature Tj 125 Storage temperature TSTG -65 to 150 Typical thermal resistance, junction to ambient air Electrical Characteristics Ta = 25 Parameter Symbol Testconditons Min Typ Max Unit VF1 IF = 1mA 0.715 VF2 IF = 10mA 0.855 VF3 IF = 50mA 1.0 VF4 IF = 150mA 1.25 IR1 VR = 75V 1 A IR2 VR = 20V 25 A Capacitance CJ VR = 0, f = 1.0MHz 2 pF Reverse recovery time trr IF=IR=10mA,Irr=0.1XIR,RL=100Ù 4 ns Forwarad voltage Peak reverse current V Marking Marking T4 www.kexin.com.cn 1 Diodes SMD Type 1N4148W Typical Characteristic 2 www.kexin.com.cn