SF33

Shanghai Lunsure Electronic Technology Co.,Ltd Tel:0086-21-37185008 Fax:0086-21-57152769 SF31 THRU SF38 3.0 Amp Super Fast Rectifier 50 to 600 Volts DO-201AD • • • • Features High Surge Capability Low Forward Voltage Drop High Current Capability High Reliability • • • Maximum Ratings Operating Temperature: -55°C to +125 °C Storage Temperature: -55°C to +150 °C For capacitive load, derate current by 20% Maximum Recurrent Peak Reverse Voltage 50V 100V 150V 200V 300V 400V 600V Maximum RMS Voltage 35V 70V 105V 140V 210V 280V 420V Maximum DC Blocking Voltage Part Number SF31 SF32 SF33 SF34 SF35 SF36 SF38 D 50V 100V 150V 200V 300V 400V 600V A Cathode Mark B D Electrical Characteristics @ 25° C Unless Otherwise Specified Average Forward IF(AV) 3.0 A TC = 55°C Current Peak Forward Surge IFSM 100A 8.3ms, half sine Current Maximum Instantaneous Forward Voltage IFM = 3.0A; VF .95V SF31-SF34 1.3V SF35-SF36 TC = 25°C 1.7V SF38 Maximum DC IR Reverse Current At 5.0µA TC= 25°C Rated DC Blocking 100µA TC = 100°C Voltage Typical Junction Capacitance CJ SF31-SF34 100pF Measured at 1.0MHz, VR=4.0V SF35-SF38 80pF Maximum Reverse IF=0.5A, IR=1.0A, Trr 35ns Recovery Time Irr=0.25A *Pulse Test: Pulse Width 300µsec, Duty Cycle 1% C DIMENSIONS INCHES MIN MAX - -.370 --.250 .048 .052 1.000 --MM MIN ----1.20 25.40 MAX 9.50 6.40 1.30 --NOTE DIM A B C D www.cnelectr .com SF31 thru SF38 Figure 1 Typical Reverse Characteristics Figure 2 Typical Forward Characteristics SF31-SF34 SF35 -SF36 1000 10 Tj =100°C uAmps 100 Amps 1 SF38 Tj =25°C 10 0.1 1 20 0.01 40 60 80 100 120 Volts Instantaneous Reverse Current - uAmperes versus Percent of Rated Peak Reverse Voltage - % Figure 3 Forward Derating Curve 0.6 0.8 1.0 Volts 1.2 1.4 1.6 Instantaneous Forward Current - Amperes versus Instantaneous Forward Voltage - Volts 3.0 2.5 2.0 1 .5 Amps 1.0 0 .5 0 Single Phase, Half Wave 60Hz Resistive or Inductive Load 0 25 50 75 °C 100 125 150 Average Forward Rectified Current Per Leg - Amperes versus Case Temperature - °C www.cnelectr.com SF31 thru SF38 140 Figure 4 Maximum Non-repetitive Forward Surge Current Figure 5 200 180 160 140 120 100 80 60 .1 Typical Junction Capacitance PEAK FORWARD SURGE CURRENT. (A) 100 80 60 40 20 0 8.3ms Single Half Sine Wave JEDEC Method JUNCTION CAPACITANCE.(pF) 120 SF SF 31 ~S F3 35~ 4 SF 38 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz .5 1 2 5 10 20 REVERSE VOLTAGE. (V) 50 100 200 500 1000 Figure 6 Reverse Recovery Time Characteristic And Test Circuit Diagram 50Ω 10Ω trr +0.5A 0 25Vdc Pulse Generator Note 2 1Ω Notes: 1. Rise Time = 7ns max. Input impedance = 1 megohm, 22pF 2. Rise Time = 10ns max. Source impedance = 50 ohms 3. Resistors are non-inductive Oscilloscope Note 1 - 0.25 - 1.0 1 cm Set Time Base for 20/100ns/cm www.cnelectr.com