Website: www.kingtronics.com Email: [email protected] Tel: (852) 8106 7033 Fax: (852) 8106 7099 1N4148WS Silicon Epitaxial Planar Switching Diode PINNING FEATURES PIN DESCRIPTION ◆ SOD-323 package 1 Cathode ◆ Fast switching 2 Anode ◆ These diodes are also available in other case style including the DO-35 case with the type designation 1N4148, the Mini MELF case with the type designation LL4148 and the Micro MELF case with the type designation MCL4148. Top View Marking Code:“W2” Simplified outline SOD-323 and symbol Absolute Maximum Ratings (Ta = 25℃) PARAMETER SYMBOL VALUE UNIT Peak Reverse Voltage VRM 100 V Reverse Voltage VR 75 V IF（AV） 150 mA Surge Forward Current (t < 1 s, Tj= 25 ℃) IFSM 350 mA Power Dissipation Ptot 200 mW Thermal Resistance from Junction to Ambient Air RθJA 625 ℃/W Tj 150 ℃ Tstg - 65 to + 150 ℃ Average Rectified Forward Current Junction Temperature Storage Temperature Range Electrical Characteristics (Ta = 25℃) PARAMETER Forward Voltage at IF = 10 mA SYMBOL VF VALUE UNIT 1 V 25 nA 5 µA 50 µA Ctot 4 pF trr 4 ns Reverse Current at VR = 20 V at VR = 75 V IR at VR = 20 V, Tj = 150℃ Total Capacitance at VR = 0 V, f = 1 MHz Reverse Recovery Time at IF = 10 mA to IR = 1 mA, VR = 6 V, RL = 100 Ω 1 Website: www.kingtronics.com Email: [email protected] Tel: (852) 8106 7033 Fax: (852) 8106 7099 1N4148WS 2 Website: www.kingtronics.com Email: [email protected] Tel: (852) 8106 7033 Fax: (852) 8106 7099 1N4148WS PACKAGE OUTLINE Plastic surface mounted package; 2 leads SOD-323 Note: Specifications are subject to change without notice. 3