SF31 DIODES | Alldatasheet
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/c183Low Leakage /c183Low Forward Voltage Drop /c183High Current Capability /c183Super-fast Switching Speed < 35ns /c183Plastic Material - UL Recognition 94V-0 /c183Good for 200KHz Power Supply Mechanical Data /c183Case: DO-201AD, Molded Plastic /c183Terminals: Plated Axial Leads, Solderable per MIL-STD-202, Method 208 /c183Polarity: Color Band Denotes Cathode /c183Approx. Weight: 1.2 grams Ratings at 25/c176C ambient temperature unless otherwise specified. Single phase, halfwave, 60Hz, resistive or inductive load. Maximum Ratings and Electrical Characteristics Characteristic Symbol SF31 SF32 SF33 SF34 Units Maximum Recurrent Peak Reverse Voltage VRRM 50 100 150 200 V Maximum RMS Voltage VRMS 35 70 105 140 V Maximum DC Blocking voltage VDC 50 100 150 200 V Maximum Average Forward Rectified Current 9.5mm Lead Length @ T A=55/c176C I(AV) 3.0 A Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) I FSM 110 A Maximum Instantaneous Forward Voltage @ 3.0A DC VF 0.975 V Maximum DC Reverse Current at Rated DC Blocking Voltage IR 10 /c109A Maximum DC Reverse Current at Rated DC Blocking Voltage @ TA = 150/c176C 50 /c109A Maximum Reverse Recovery Time (Note 1) Trr 35 ns Typical Junction Capacitance (Note 2) CJ 155 pF Operating and Storage Temperature Range TJ,T STG -65 to + 175 /c176C Notes: 1. Reverse Recovery Test Conditions: I F =0.5 A, IR =1.0 A, IRR=0.25A 2. Measured at 1.0MHz and applied reverse voltage of 4.0V. SF31 - SF34 3.0A SUPER-FAST RECOVERY RECTIFIER A AB C D DO-201AD Dim Min Max A 25.4 — B 7.2 9.5 C 1.2 1.3 D 4.8 5.3 All Dimensions in mm
DS24003 Rev. C-3 2 of 2 SF31-SF34 100 125 150 175 1 10 100 IFSM, PEAK FOR W ARD SURGE CURRENT (AMPERES) NUMBER OF CYCLES AT 60 Hz Fig. 2 Maximum Non-Repetitive Peak Forward Surge Current 0.01 0.1 1.0 100 0 20 40 60 80 100 120 140 I ,INST ANT ANEOUS REVERSE CURRENT (mA R PERCENT OF RATED PEAK REVERSE VOLTAGE Fig.3 , T ypical Reverse Characteristics T = 150ºCJ T = 100ºCJ T = 25ºCJ 0.001 0.01 0.1 1.0 I,INST ANT ANEOUS FOR W ARD CURRENT (AMPERES F INSTANTANEOUS FORWARD VOLTAGE (VOLTS) Fig.4 T ypical Instantaneous Forward Characteristics T = 25ºCJ Pulse Width = 300 ms 1% Duty Cycle 100 150 200 250 300 350 0.1 1.0 10 100 1000 C ,JUNCTION CAP ACIT ANCE (pF) J V , REVERSE VOLTAGE (VOLTS) Fig.5 T ypical Junction Capacitance R T = 25ºCJ 1.0 2.0 4.0 0 25 50 75 100 125 150 175I ,AVERAGE FOR W ARD CURRENT (AMPERES AMBIENT TEMPERATURE (ºC) Fig. 1, Maximum Avera ge Forward Current Rating Single Phase Half Wave 60 Hz Resistive or Inductive Load