LESHAN RADIO COMPANY, LTD. SURFACE MOUNT SWITCHING DIODE Features · · · · · L1N4148WT1G Fast Switching Speed Surface Mount Package Ideally Suited for Automatic Insertion For General Purpose Switching Applications High Conductance Pb-Free package is available 1 2 Mechanical Data · · · · · SOD-123 Case: SOD-123, Molded Plastic Terminals: Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Marking: Type Code only or Date Code and Type Code Equivalent Circuit Diagram 1 Type Code: T4 Weight: 0.01 grams (approx.) Cathode 2 Anode Maximum Ratings @ TA = 25°C unless otherwise specified Characteristic Symbol L1N4148WT1G VRM 100 V VRRM VRWM VR 75 V VR(RMS) 53 V Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Unit Forward Continuous Current (Note 1) IFM Average Rectified Output Current (Note 1) IO 150 mA IFSM 2.0 1.0 A Pd Non-Repetitive Peak Forward Surge Current @ t = 1.0ms @ t = 1.0s Power Dissipation (Note 1) 350 mW RqJA 357 K/W Tj , TSTG -65 to +150 °C Thermal Resistance Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Electrical Characteristics Characteristic @ TA = 25°C unless otherwise specified Symbol Min Max Unit V Test Condition Maximum Forward Voltage VFM ¾ 0.715 0.855 1.0 1.25 Maximum Peak Reverse Current IRM ¾ 2.5 50 30 25 mA mA mA nA IF = 1.0mA IF = 10mA IF = 50mA IF = 150mA VR = 75V VR = 75V, Tj = 150°C VR = 25V, Tj = 150°C VR = 20V Junction Capacitance Cj ¾ 2.0 pF VR = 0, f = 1.0MHz Reverse Recovery Time trr ¾ 4.0 ns IF = IR = 10mA, Irr = 0.1 x IR, RL = 100W Notes: 1. Valid provided that terminals are kept at ambient temperature. 1/2 LESHAN RADIO COMPANY, LTD. 1000 10,000 100 IR, LEAKAGE CURRENT (nA) IF, INSTANTANEOUS FORWARD CURRENT (mA) L1N4148WT1G 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 SOD-123 Outline Dimensions Unit:mm SOD-123 Dim A B C D E H J K Min Max 2.55 2.85 1.40 1.80 0.95 1.35 0.50 0.70 0.30 REF 0.10 0.15 3.55 3.85 PIN 1. CATHODE 2. ANODE 2/2