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| 1N4448WS SURFACE MOUNT FAST SWITCHING DIODE Features * * * * Fast Switching Speed Ultra-Small Surface Mount Package For General Purpose Switching Applications High Conductance H G A B C E D SOD-323 Dim A J Min 2.30 1.60 1.20 0.25 0.20 0.10 0 Max 2.70 1.80 1.40 0.35 0.40 0.15 8 B C D Mechanical Data * * * * * * * Case: SOD-323, Plastic Case material - UL Flammability Rating Classification 94V-0 Moisture Sensitivity: Level 1 per J-STD-020A Polarity: Cathode Band Leads: Solderable per MIL-STD-202, Method 208 Marking: T5 Weight: 0.004 grams (approx.) 1.05 Typical a E G H J a 0.05 Typical All Dimensions in mm Maximum Ratings @ TA = 25C unless otherwise specified Characteristic 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 @ t = 1.0ms @ t = 1.0s Power Dissipation (Note 2) Thermal Resistance Junction to Ambient Air (Note 2) Operating and Storage Temperature Range Symbol VRM VRRM VRWM VR VR(RMS) IFM IO IFSM Pd RqJA Tj , TSTG 1N4448WS 100 75 53 500 250 4.0 2.0 200 625 -65 to +150 Unit V V V mA mA A mW C/W C Electrical Characteristics Characteristic Reverse Breakdown Voltage (Note 1) @ TA = 25C unless otherwise specified Symbol V(BR)R VFM Min 75 0.62 3/4 3/4 3/4 3/4 3/4 3/4 Max 3/4 0.72 0.855 1.0 1.25 2.5 50 30 25 4.0 4.0 Unit V Test Condition IR = 2.5mA IF = 5.0mA IF = 10mA IF = 100mA IF = 150mA VR = 75V VR = 75V, Tj = 150C VR = 25V, Tj = 150C VR = 20V VR = 0, f = 1.0MHz IF = IR = 10mA, Irr = 0.1 x IR, RL = 100W Forward Voltage (Note 1) V mA mA mA nA pF ns Peak Reverse Current (Note 1) Total Capacitance Reverse Recovery Time IRM CT trr Notes: 1. Short duration test pulse used to minimize self-heating. 2. Part mounted on FR-4 PC board with minimum recommended pad layouts, which can be found on our website at http://www/diodes.com/datasheets/ap02001.pdf. DS30096 Rev. 4 - 2 1 of 3 1N4448WS Ordering Information Device 1N4448WS-7 Notes: (Note 3) Packaging SOD-323 Shipping 3000/Tape & Reel 3. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. Marking Information Type Code T5 Cathode Band 300 100 Pd, POWER DISSIPATION (mW) IF, FORWARD CURRENT (mA) 200 10 Ta = 25C Ta = 50C 100 Ta = 85C 1 Ta = 0C Ta = -30C 0 0 25 50 75 125 125 150 AMBIENT TEMPERATURE (C) Fig. 1 Forward Current Derating Curve 10.0 0.1 0 200 400 600 800 1000 VF, FORWARD VOLTAGE (mV) Fig. 2 Typical Forward Characteristics 2.5 trr, REVERSE RECOVERY TIME (nS) IR, LEAKAGE CURRENT (A) 1.0 Ta = 100C 2.0 Ta = 75C 1.5 0.10 Ta = 50C Ta = 25C Ta = 0C Ta = -30C 1.0 0.01 0.5 0.001 0 0 20 40 60 80 0 2 4 6 8 10 VR, REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics IF, FORWARD CURRENT (mA) Fig. 4 Reverse Recovery Time vs. Forward Current DS30096 Rev. 4 - 2 2 of 3 1N4448WS 4 f = 1MHz CT, TOTAL CAPACITANCE (pF) 3 2 1 0 0 1 2 3 4 5 6 VR, REVERSE VOLTAGE (V) Fig. 5 Total Capacitance vs. Reverse Voltage DS30096 Rev. 4 - 2 3 of 3 1N4448WS |
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