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| 1N4448W Elektronische Bauelemente Surface Mount Fast Switching Diode RoHS Compliant Product A suffix of "-C" specifies halogen & lead-free DESCRIPTION Fast switching speed Ultra-Small surface mount package For general purpose switching applications High conductance Also available in lead-free version D SOD-123 1 Cathode Band H G 2 MECHANICAL DATA Case: SOD-123, Plastic Epoxy: UL 94V-0 rate flame retardant Metallurgically bonded construction Polarity: Color band denotes cathode end Mounting position: Any Weight: 0.0094 grams C F B A E J REF. A B C D E MARKING T5 Millimeter Min. Max. 1.05 1.25 0.10 REF. 1.05 1.15 0.45 0.65 0.08 0.15 REF. F G H J Millimeter Min. Max. 1.50 1.70 2.60 2.80 3.55 3.85 0.50 REF. ABSOLUTE MAXIMUM RATINGS (at Ta = 25C unless otherwise specified, single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.) Parameter Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current Average Rectified Output Current Non-Repetitive Peak Forward Surge Current Power Dissipation (Note 1) Thermal Resistance Junction to Ambient Air (Note 1) Operating Temperature, Storage Temperature @ t = 1.0s @ t = 1.0s Symbol VRM VRRM VRWM VR VR(RMS) IFM IO IFSM PD RJA TJ, TSTG Value 100 75 Unit V V 53 500 250 4.0 2.0 400 315 -65 ~ 150 V mA mA A mW /W ELECTRICAL CHARACTERISTICS (at Ta = 25C unless otherwise specified) Parameters Reverse Breakdown Voltage Symbol VRM Min. 75 Max. 0.715 0.855 1.0 1.25 2.5 50 30 25 4.0 4.0 Unit V Test Conditions IR = 1.0A IF = 1.0 mA IF = 10 mA IF = 50 mA IF = 150 mA VR = 75V VR = 75V, TJ = 150 C VR = 25V, TJ = 150 C VR = 20V VR = 0, f = 1.0 MHz IF = IR = 10mA, Irr = 0.1x IR, RL = 100 Forward Voltage (Note 2) VFM - V Peak Reverse Current (Note 2) IRM - A A A nA pF nS Total Capacitance Reverse Recovery Time NOTES: CT tRR - 1. Part mounted on FR-4 PC board with recommended pad layout 2. Short duration test pulse used to minimize self-heating effect. 01-Jun-2004 Rev. B Page 1 of 2 1N4448W Elektronische Bauelemente Surface Mount Fast Switching Diode RATINGS AND CHARACTERISTIC CURVES (1N4448W) IF, INSTANTANEOUS FORWAR DCURRENT (mA) 300 1000 PD, POWER DISSIPATION (mW) 100 200 10 1.0 100 0.1 0 0 25 50 75 100 125 150 0.01 0 1 2 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Forward Characteristics TA, AMBIENT TEMPERATURE (C) Fig. 1 Power Derating Curve 10,000 IR, LEAKAGE CURRENT (nA) 1000 100 10 V R = 20V 1 0 100 200 Tj , JUNCTION TEMPERATURE (C) Fig. 3 Leakage Current vs Junction T emperature 01-Jun-2004 Rev. B Page 2 of 2 |
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