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