SF31G - SF38G 3.0AMPS. Glass Passivated Super Fast Rectifiers DO-201AD Features High efficiency, low VF High current capability High reliability High surge current capability Low power loss For use in low voltage, high frequency inverter, Free wheeling, and polarity protection application Green compound with suffix on packing code & prefix on datecode Mechanical Data Case: Molded plastic Epoxy: UL 94V-0 rate flame retardant Lead: Pure tin plated, lead free, solderable per MIL-STD-202, Method 208 guaranteed Polarity: As marked High temperature soldering: 260/10 seconds Mounting position: Any Weight: 1.1 grams Ordering Information (example) INNER Packing code Packing code Part No. Package Packing TAPE (Green) SF31G DO-201AD 500 / AMMO box 52mm A0 A0G Maximum Ratings and Electrical Characteristics Rating at 25 ambient temperature unless otherwise specified. SF SF SF SF SF SF SF SF Symbol Unit Parameter 31G 32G 33G 34G 35G 36G 37G 38G Maximum Repetitive Peak Reverse Voltage V 50 100 150 200 300 400 500 600 V RRM Maximum RMS Voltage V 35 70 105 140 210 280 350 420 V RMS V Maximum DC Blocking Voltage 50 100 150 200 300 400 500 600 V DC Maximum Average Forward Rectified Current I 3 A F(AV) Peak Forward Surge Current, 8.3 ms Single Half Sine-wave I 125 A FSM Superimposed on Rated Load (JEDEC method) Maximum Instantaneous Forward Voltage (Note 1) V 0.95 1.3 1.7 V F 3 A 5 Maximum DC Reverse Current at Rated T =25 A I uA R DC Blocking Voltage T =125 100 A Maximum Reverse Recovery Time (Note 2) 35 Trr nS Typical Junction Capacitance (Note 3) Cj 80 60 pF R jA 35 O Typical Thermal Resistance R 10 jL C/W R 9 jC O Operating Temperature Range T - 65 to + 150 J C O Storage Temperature Range T - 65 to + 150 STG C Note 1: Pulse Test with PW=300 usec, 1% Duty Cycle Note 2: Reverse Recovery Test Conditions: I =0.5A, I =1.0A, I =0.25A F R RR Note 3: Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C. Version:F13RATINGS AND CHARACTERISTIC CURVES (SF31G THRU SF38G) FIG. 2 TYPICAL REVERSE CHARACTERISTICS FIG.1 FORWARD CURRENT DERATING CURVE 1000 4 100 TA=125 3 2 10 1 TA=75 RESISTIVE OR 1 INDUCTIVE LOAD 0 0 255075 100 125 150 175 TA=25 0. 1 o LEAD TEMPERATURE ( C) 0. 01 FIG. 3 MAXIMUM NON-REPETITIVE FORWARD SURGE 0 20 40 60 80 100 120 140 CURRENT PERCENT OF RATED PEAK REVERSE VOLTAGE (%) 175 8.3mS Single Half Sine Wave 150 JEDEC Method 125 100 75 FIG. 4 TYPICAL FORWARD CHARACTERISTICS 50 10 0 25 TA=25 TA=25 0 Pulse Width=300us 1 10 100 1% Duty Cycle NUMBER OF CYCLES AT 60 Hz 10 FIG. 5 TYPICAL JUNCTION CAPACITANCE SF31G-SF34G 140 120 100 SF31G-SF34G 1 80 SF35G-SF36G 60 40 SF35G-SF38G SF37G-SF38G 20 TA=25 0. 1 0 0. 4 0. 6 0. 8 1 1. 2 1. 4 1. 6 1. 8 0. 1 1 10 100 FORWARD VOLTAGE (V) REVERSE VOLTAGE (V) Version:F13 PEAK FORWARD SURGE CURRENT AVERAGE FORWARD A CAPACITANCE (pF) CURRENT (A) (A) INSTANTANEOUS FORWARD CURRENT (A) INSTANTANEOUS REVERSE CURRENT (uA)