Shanghai Lunsure Electronic Technology Co.,Ltd Tel:0086-21-37185008 Fax:0086-21-57152769 1N4148WX Features l Fast Switching Speed l Surface Mount Package Ideally Suited for Automatic Insertion l For General Purpose Switching Applications High Speed Switching Diode 500mW l High Conductance Mechanical Data SOD323 l Case: SOD-323, Molded Plastic l Terminals: Solderable per MIL-STD-202, Method 208 A l Polarity: Indicated by Cathode Band B l Weight: 0.008 grams ( approx.) C E Maximum Ratings @ 25°C Unless Otherwise Specified Reverse Voltage Peak Reverse Voltage Average Rectified Current Peak Forward Surge Current t<1S Power Dissipation Thermal Resistance Operation/Storage Temp. Range VR VRM IF(AV) I FSM PD RJA 100 75 300(1) 2.0 500 315 V V mA A mW K/W Tj, TSTG -55 to +150 °C H D DIM Electrical Characteristics @ 25°C Unless Otherwise Specified Maximum Instantaneous Forward Voltage VF 1.0V Maximum DC Reverse Current At Rated DC Blocking Voltage IR 25nA 50µA 5.0uA Typical Junction Capacitance CJ 4pF VF=VR=0V Maximum Reverse Recovery Time Trr 4nS IF=50mA I rr = 0.1IR RL=100Ω IFM = 50mA; TJ = 25°C* VR=20Volts TJ = 25°C TJ = 150°C VR=75V, TJ=25OC J G A B C D E G H J DIMENSIONS INCHES MM MIN MAX MIN MAX .090 .107 2.30 2.70 .063 .071 1.60 1.80 .045 .053 1.15 1.35 .031 .045 0.80 1.15 .010 .016 0.25 0.40 .004 .018 0.10 0.45 .004 .010 0.10 0.25 ----.006 ----0.15 SUGGESTED SOLDER PAD LAYOUT 0.074" 0.027” * Valid provided that terminals are kept at ambient temperature 0.022” www.cnelectr .com NOTE 1000 10,000 100 IR, LEAKAGE CURRENT (nA) IF, INSTANTANEOUS FORWARD CURRENT (mA) 1N4148WX 10 1.0 0.1 1000 100 10 VR = 20V 1 0.01 0 1 2 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Forward Characteristics 0 100 200 Tj, JUNCTION TEMPERATURE (°C) Fig. 2 Leakage Current vs Junction Temperature www.cnelectr.com