SF31 - SF34 3.0A SUPER-FAST RECOVERY RECTIFIER Features · · · · · · Low Leakage Low Forward Voltage Drop High Current Capability Super-fast Switching Speed < 35ns Plastic Material - UL Recognition 94V-0 Good for 200KHz Power Supply B A A C D Mechanical Data · · · · DO-201AD Case: DO-201AD, Molded Plastic Terminals: Plated Axial Leads, Solderable per MIL-STD-202, Method 208 Polarity: Color Band Denotes Cathode Approx. Weight: 1.2 grams Dim Min Max A 25.4 — B 7.2 9.5 C 1.2 1.3 4.8 5.3 D All Dimensions in mm Maximum Ratings and Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Single phase, halfwave, 60Hz, resistive or inductive load. Symbol SF31 SF32 SF33 SF34 Units Maximum Recurrent Peak Reverse Voltage Characteristic 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 @ TA=55°C Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage @ 3.0A DC I(AV) 3.0 A IFSM 110 A VF 0.975 V 10 mA 50 mA Maximum DC Reverse Current at Rated DC Blocking Voltage Maximum DC Reverse Current at Rated DC Blocking Voltage @ TA = 150°C IR Maximum Reverse Recovery Time (Note 1) Trr 35 ns Typical Junction Capacitance (Note 2) CJ 155 pF TJ, TSTG -65 to + 175 °C Operating and Storage Temperature Range Notes: 1. Reverse Recovery Test Conditions: IF =0.5 A, IR =1.0 A, IRR=0.25A 2. Measured at 1.0MHz and applied reverse voltage of 4.0V. DS24003 Rev. C-3 1 of 2 SF31-SF34 IFSM, PEAK FORWARD SURGE CURRENT (AMPERES) I(AV), AVERAGE FORWARD CURRENT (AMPERES) 175 4.0 Single Phase Half Wave 60 Hz Resistive or Inductive Load 2.0 1.0 150 125 100 75 50 25 0 1 0 25 50 75 100 125 150 10 175 NUMBER OF CYCLES AT 60 Hz Fig. 2 Maximum Non-Repetitive Peak Forward Surge Current IF, INSTANTANEOUS FORWARD CURRENT (AMPERES) IR, INSTANTANEOUS REVERSE CURRENT (mA) AMBIENT TEMPERATURE (ºC) Fig. 1, Maximum Average Forward Current Rating 100 TJ = 150ºC 10 TJ = 100ºC 1.0 0.1 TJ = 25ºC 0.01 0 20 40 60 80 100 120 100 140 PERCENT OF RATED PEAK REVERSE VOLTAGE Fig. 3, Typical Reverse Characteristics 10 TJ = 25ºC 1.0 Pulse Width = 300 ms 1% Duty Cycle 0.1 0.01 0.001 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 INSTANTANEOUS FORWARD VOLTAGE (VOLTS) Fig. 4 Typical Instantaneous Forward Characteristics 350 CJ, JUNCTION CAPACITANCE (pF) TJ = 25ºC 300 250 200 150 100 50 0 0.1 1.0 10 100 1000 VR, REVERSE VOLTAGE (VOLTS) Fig. 5 Typical Junction Capacitance DS24003 Rev. C-3 2 of 2 SF31-SF34