LL4148 / LL4448 FAST SWITCHING SURFACE MOUNT DIODE Features · · · · Fast Switching Speed Surface Mount Package Ideally Suited for Automatic Insertion General Purpose Rectification Silicon Epitaxial Planar Construction C B A Mechanical Data · · · · · MiniMELF Case: MiniMELF Terminals: Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Marking: Cathode Band Only Weight: 0.05 grams (approx.) Dim Min Max A 3.30 3.70 B 1.30 1.60 C 0.28 0.50 All Dimensions in mm Maximum Ratings @ TA = 25°C unless otherwise specified Characteristic Symbol Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage LL4148 Unit 100 V VRRM VRWM VR 75 V VR(RMS) RMS Reverse Voltage LL4448 VRM Non-Repetitive Peak Reverse Voltage 53 V Forward Continuous Current (Note 1) IFM Average Rectified Output Current (Note 1) IO 150 mA IFSM 1.0 2.0 A Pd 500 1.68 mW mW/°C RqJA 300 K/W Tj , TSTG -65 to +175 °C Non-Repetitive Peak Forward Surge Current @ t = 1.0s @ t = 1.0ms Power Dissipation (Note 1) Derate Above 25°C Thermal Resistance, Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Electrical Characteristics 500 mA @ TA = 25°C unless otherwise specified Characteristic Maximum Forward Voltage 300 LL4148 LL4448 LL4448 Symbol Min Max VFM ¾ 0.62 ¾ 1.0 0.72 1.0 Unit V IF = 10mA IF = 5.0mA IF = 100mA Test Condition mA mA mA nA VR = 75V VR = 70V, Tj = 150°C VR = 20V, Tj = 150°C VR = 20V Maximum Peak Reverse Current IRM ¾ 5.0 50 30 25 Capacitance Cj ¾ 4.0 pF VR = 0, f = 1.0MHz Reverse Recovery Time trr ¾ 4.0 ns IF = 10mA to IR =1.0mA VR = 6.0V, RL = 100W Notes: 1. Valid provided that device terminals are kept at ambient temperature. DS12013 Rev. F-2 1 of 2 LL4148 / LL4448 10,000 100 IR, LEAKAGE CURRENT (nA) IF, INSTANTANEOUS FORWARD CURRENT (mA) 1000 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 DS12013 Rev. F-2 2 of 2 0 100 200 Tj, JUNCTION TEMPERATURE (°C) Fig. 2, Leakage Current vs Junction Temperature LL4148 / LL4448