Surface mount fast switching Diode Features: * * * * Fast Switching Speed Surface Mount Package Ideally Suited For Automatic Insertion For General Purpose Switching Applications High Conductance Applications: Surface mount fast switching diode Maximum Rating @ Ta = 25C unless otherwise specified Characteristic Symbol Value Unit Vrm 100 V Vrrm Vrwm Vr 75 V Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Reverse Voltage RMS Reverse Voltage Vr(rms) 53 V Forward Continuous Current Ifm 500 mA Average Rectified Output Current lo 250 mA Ifsm 4 2 A Pd 200 mW Non-Repetitive Peak Forward Surge Current @ t = 1.0 s @ t = 1.0 s Power Dissipation Thermal Resistance Junction to Ambient Air RJA 625 C/W Operating and Storage Temperature Range Tj,TSTG -65 to+150 C Electrical Characteristics @ Ta = 25C unless otherwise specified Characteristic Reverse Breakdown Voltage Symbol Min. Max. Unit V(BR)R Test Condition 75 - V Ir = 1A V If = 5mA If = 10mA If = 100mA If = 150mA Forward Voltage Vf 0.62 0.72 0.855 1 1.25 Reverse Current Ir - 1 25 A nA Vr = 75V Vr = 20V Capacitance between terminals Ct - 4 pF Vr = 0, f = 1MHz Reverse Recovery Time trr - 4 ns If = Ir = 10mA, Irr = 0.1 x Ir, Rl = 100 www.element14.com www.farnell.com www.newark.com Page <1> 17/10/13 V1.0 Surface mount fast switching Diode Typical Characteristics @ Ta = 25C unless otherwise specified Package Outline Plastic surface mounted package SOD-323 Dim Min Max A 1.275 1.325 B 1.675 1.725 C 0.9 Typical D 0.25 0.35 E 0.27 0.37 H 0.02 0.1 J K 0.1 Typical 2.6 2.7 All Dimensions in mm www.element14.com www.farnell.com www.newark.com Page <2> 17/10/13 V1.0 Surface mount fast switching Diode Soldering Foot print Package Information Device Package Shipping 1N4448WS SOD-323 3,000 / Tape & Reel Part Number Table Description Part Number Surface Mount Fast Switching Diode 1N4448WS Important Notice : This data sheet and its contents (the "Information") belong to the members of the Premier Farnell group of companies (the "Group") or are licensed to it. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group's liability for death or personal injury resulting from its negligence. Multicomp is the registered trademark of the Group. (c) Premier Farnell plc 2012. www.element14.com www.farnell.com www.newark.com Page <3> 17/10/13 V1.0