SF21 DIODES | Alldatasheet
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/c183Low Leakage Current /c183Low Forward Voltage Drop /c183High Current Capability /c183Super-fast Switching Speed < 35ns /c183Plastic Material - UL Flammability Rating 94V-0 Mechanical Data /c183Case: DO-15, Molded Plastic /c183Terminals: Plated Axial Leads, Solderable per MIL-STD-202, Method 208 /c183Polarity: Cathode Band /c183Approx. Weight: 0.4 grams Single phase, halfwave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Characteristic Symbol SF21 SF22 SF23 SF24 Unit Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage V RRM VRWM VR 50 100 150 200 V Maximum RMS Voltage VR(RMS) 35 70 105 140 V Average Rectified Output Current @ TL=55/c176C IO 2.0 A Non-Repetitive Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load ( JEDEC method) IFSM 50 A Forward Voltage @ I F=2.0 VF 0.975 V Reverse Current at Rated DC Blocking Voltage @ TA= 25/c176C @ TA=150/c176C IR 5 50 µA Maximum Reverse Recovery Time (Note 2) tRR 35 ns Typical Junction Capacitance (Note 3) Cj 70 pF Operating and Storage Temperature Range Tj,T STG -65 to + 175 /c176C Notes: 1. Valid provided that leads are kept at ambient temperature at a distance of 9.5mm from the case. 2. Reverse Recovery Test Conditions: IF =0.5 A, IR =1.0 A, IRR=0.25A 3. Measured at 1.0MHz and applied reverse voltage of 4.0V. A AB C D SF21 - SF24 2.0A SUPER-FAST RECOVERY RECTIFIER DO-15 Dim Min Max A 25.40 — B 5.50 7.62 C 0.686 0.889 D 2.60 3.60 All Dimensions in mm Maximum Ratings and Electrical Characteristics@ TA = 25/c176C unless otherwise specified INACTIVE, NOT FOR NEW DESIGN, USE SF20AG - SG20JG
DS24002 Rev. D-3 2 of 2 SF21-SF24 0.01 0.1 1.0 100 0 20 40 60 80 100 120 140 I , INSTANTANEOUS REVERSE CURRENT (µA)R PERCENT OF RATED PEAK REVERSE VOLTAGE (%) Fig.2 , T ypical Reverse Characteristics T = 150°CJ T = 100°CJ T = 25°CJ 0.001 0.01 0.1 1.0 I , INSTANTANEOUS FOR WARD CURRENT (AMPERES) F V , INSTANTANEOUS FORWARD VOLTAGE (VOLTS) Fig.3 , T ypical Instantaneous Fwd Characteristics F T = 25°CJ Pulse Width = 300µs 1% Duty Cycle 1 10 100I , PEAK FOR WARD SURGE CURRENT (AMPERES) FSM NUMBER OF CYCLES AT 60 Hz Fig. 4, Max Non-Repetitive Peak Fwd Sur ge Current 100 120 140 0.1 1 10 100 1000 C , JUNCTION CAP ACITANCE (pF) J V , REVERSE VOLTAGE (VOLTS) Fig.5 , T ypical Junction Capacitance R T = 25°CJ 1.0 2.0 0 25 50 75 100 125 150 175I , AVERAGE RECTIFIED CURRENT (AMPERES O T , AMBIENT TEMPERATURE (°C) Fig.1 , T ypical Fwd Current Derating Curve A Single Phase Half Wave 60 Hz Resistive or Inductive Load INACTIVE, NOT FOR NEW DESIGN, USE SF20AG - SG20JG