SCS WILLAS 1N4448 SIGNAL DIODE FEATURES Absolute Maximum Ratings (Ta=25 C) Pb Free Product SO Items Package Case Lead/Finish Chip Materials DO-35 Hermetically sealed glass Double stud/Solder Plating Glass Passivated * Case:Molded plastic, JEDEC SOD-323(SC-76) C .022(0.55) .018(0.45) .076 (1.95) .059 (1.5) .087(2.2) .067(1.7) 1 . 02 per (2 6 .0 ) * Terminal : Solder plated, solderable MIL-STD-750, .043 (1.1) .004 (0.1) max. MECHANICAL DATA .012 .100 (2.55) Dimensions (DO-35) Unit Items Symbol * Extremely Low VF Reverse Voltage VR *V Extremely thin package Reverse Recovery trr ns * Low stored charge Time 1. 02 ( 26 .0 ) * Majority carrier conduction MIN. Power Dissipation P 500 mW 3.33mW/°C (25°C) Forward Current IF 500 mA .153(3.6) Junction Temp. Tj -65 to 175 °C .132(3.0) Storage Temp. Tstg -65 to 175 °C .112 (2.85) ° Ratings 75 4 Mechanical Data VOL 0.1AMP Schot 1N4448 MIN. Method 2026 * Polarity : Indicated by cathode band * Mounting Position : Any Dimensions in millimeters * Weight : 0.000159 ounce, 0.0045 gram Marking C Electrical Characteristics (Ta=25°C) Ratings Symbol Ratings Unit Minimum Breakdown Voltage BV V IR= 5.0uA 75 IR= 100uA 100 Peak Forward Surge Current PW= 1sec. Rating 25oC ambient temperature IFsurge unless otherwise 1.0specified. A Single phase half wave, 60Hz, Maximum Forward Voltage VF resistive of inductive load. V For capacitive load, derate current by 20% IF= 100mA 1.0 Maximum Reverse Current IR uA Conditions Parameter VR= 20V 0.025 Repetitive Peak Reverse Voltage VR= 75V 5.0 VR= 20V, Tj= 150°C 50 Continuous Reverse Voltage Maximum Junction Capacitance Cj pF I F = 10mA DC Forward Voltage VR= 0, f= 1 MHz 4 I F = 100mA DC Maximum Reverse Recovery Time trr ns Reverse Current VR = 10V4DC IF= 10mA, VR= 6V, IRR= 1mA, RL= 100Ω MAXIMUM RATING AND ELECTRICAL CHARA Mean Rectifying Current VRM VR VF VF2 IR IO Peak forward surge current IFSM Capacitance between terminals CT Operating Temperature Storage Temperature WILLAS ELECTRONIC CORP. Symb TJ TSTG 1N4448 Electrical characteristic curves (Ta = 25°C unless specified otherwise) WILLAS ELECTRONIC CORP. WILLAS