SF34

Data Sheet 3.0 Amp SUPER FAST PLASTIC RECTIFIERS Mechanical Dimensions D027A .374 1.00 Typ. SF31 . . . 36 Series Description .197 .050 Features n LOW COST n LOW LEAKAGE n HIGH SURGE CAPABILITY n MEETS UL SPECIFICATION 94V-O Electrical Characteristics @ 25o C. Maximum Ratings Peak Repetitive Reverse Voltage...VRRM RMS Reverse Voltage...VR(rms) DC Blocking Voltage...VDC Average Forward Rectified Current...IF(av) TA = 55°C Non-Repetitive Peak Forward Surge Current...IFSM @ Rated Current & Temp Forward Voltage @ 3.0A...VF DC Reverse Current...IR @ Rated DC Blocking Voltage TA = 25°C TA = 150°C SF31 . . . 36 Series SF31 50 35 50 SF32 100 70 100 SF33 150 105 150 SF34 200 140 200 SF35 250 175 250 SF36 400 280 400 Units Volts Volts Volts Amps ............................................. 3.0 ............................................... ............................................. 75 ............................................... Amps < ......................... 0.95 ........................ > < ........ 1.4 ....... > Volts ............................................. 5.0 ............................................... µAmps Typical Junction Capacitance...CJ (Note 1) Typical Reverse Recovery Time...tRR (Note 2) Operating & Storage Temperature Range...TJ, TSTRG ............................................. 100 ............................................... < ......................... 35 ........................ > < ........ 75 ....... > pF nS °C ............................................. -65 to 150 ....................................... Page 4-28 Data Sheet 3.0 Amp SUPER FAST PLASTIC RECTIFIERS Non-Repetitive Peak Forward Surge Current 175 8.3 mS Single Half Sine Wave Forward Current Derating Curve 3 2 Amps Amps 125 75 25 1 0 25 50 75 100 125 150 175 TA = Ambient Temperature (°C) Typical Reverse Characteristics 1 10 Number of Cycles @ 60 HZ Typical Junction Capacitance 100 TJ= 150°C T J = 2 5° C mAmps TJ= 100°C TJ= 25°C pF Percent of Rated Peak Voltage Typical Instantaneous Forward Characteristics Pulse Width = 300 µs % Duty Cycle Reverse Voltage (Volts) Reverse Recovery Characteristics Non-Inductive (+) (-) 50Ω 25 VDC Ω D.U.T 10 1Ω NonInductive (-) Pulse Generator Note 2 T J = 2 5 °C +.5A 0A -.25A -1.0A tRR Ratings at 25 Deg. C ambient temperature unless otherwise specified. 1 cm Single Phase Half Wave, 60 HZ Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%. Amps Oscilliscope (+) Note 1 Notes: 1. Rise Time = 7 nS Max. Impedance = 1 megohm, 22 pF 2. Rise Time = 10 nS Max. Source Impedance = 50 Ohms Time Base Set @ 50/100nS/cm Volts NOTES: 1. Measured @ 1 MHZ and applied reverse voltage of 4.0V. 2. Conditions: IF = 0.5A, I R = 1.0A, I RR = 0.25A. Page 4-29 SF31 . . . 36 Series