SMD Switching Diode CDSUR4448-HF Io = 125 mA VR = 80 Volts RoHS Device Halogen Free 0603/SOD-523F Features 0.071(1.80) 0.063(1.60) - Fast Switching Speed - Designed for mounting on small surface. 0.039(1.00) 0.031(0.80) - Extremely thin/leadless package. Mechanical data - Case: 0603/SOD-523F standard package, 0.033(0.85) molded plastic. 0.027(0.70) - Terminals: Gold plated, solderable per 0.020(0.50) MIL-STD-750,method 2026. 0.016(0.40) - Polarity: Indicated by cathode band. - Mounting position: Any. - Weight: 0.003 grams(approx.). 0.030(0.75) 0.026(0.65) Circuit diagram Dimensions in inches and (millimeter) O Maximum Rating (at TA=25 C unless otherwise noted) Symbol Typ Parameter Conditions Min Max Unit Repetitive peak reverse voltage VRRM 100 V Reverse voltage VR 80 V Average forward rectified IO 125 mA current t = 1 us 2 Forward current, surge peak IFSM A t = 8.3ms 1 Power dissipation PD 200 mW O Operating temperature range Tj -40 +125 C O Storage temperature range TSTG -40 +125 C O Electrical Characteristics (at TA=25 C unless otherwise noted) Symbol Typ Parameter Conditions Min Max Unit IF = 5 mA 0.72 Forward voltage VF 0.62 V IF= 100 mA 1 VR = 20 V 25 Reverse current IR nA VR = 80 V 100 Capacitance between terminals f = 1 MHZ, and 0.5 VDC reverse voltage CT 9 PF Reverse recovery time IF = IR = 10mA,Irr=0.1 X IR,RL=100ohm Trr 9 nS Company reserves the right to improve product design , functions and reliability without notice. REV:C QW-G0024 Page 1SMD Switching Diode RATING AND CHARACTERISTIC CURVES (CDSUR4448-HF) Fig.1 - Forward Characteristics Fig.2 - Reverse Characteristics 1000 10u O 125 C 100 1u O 75 C 10 100n 1 O 10n 25 C 0.1 1n O -25 C 0.1n 0.01 0 0.2 0.4 0.6 00.8.8 11.0.0 11.2.2 11.4.4 11.6.6 0 10 20 30 40 50 60 70 80 90 100 Forward Voltage, (V) Reverse Voltage, (V) Fig.3 - Capacitance Between Fig.4 - Current Derating Curve Terminals Characteristics 5 ff==11MMHHzz Mounting on glass epoxy PCBs TTa = 2a = 255CC 100 4 80 3 60 2 40 1 20 0 0 0 5 10 15 2200 2255 3300 3355 0 25 50 75 100 125 150 Reverse Voltage, (V) Ambient Temperature, ( C) Company reserves the right to improve product design , functions and reliability without notice. REV:C QW-G0024 Page 2 O 75 C O 25 C O 125 C O -25 C Forward Current, (mA ) Capacitance Between Terminals, (pF) Average Forward Current, ( % ) Reverse Current, ( A )