SF34

SF31 THRU SF35 Elektronische Bauelemente RoHS Compliant Product A suffix of "-C" specifies halogen-free VOLTAGE 50V ~ 600V 3.0AMP Super Fast Rectifiers DO-27 .220(5.6) .197(5.0) DIA. FEATURES * Low forward voltage drop * High current capability * High reliability * High surge current capability * Good for switching mode application 1.0(25.4) MIN. .375(9.5) .285(7.2) MECHANICAL DATA * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Lead: Axial leads, solderable per MIL-STD-202, method 208 guranteed * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 1.10 grams .052(1.3) .048(1.2) DIA. 1.0(25.4) MIN. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature unless otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375"(9.5mm) Lead Length at Ta=55 C Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 3.0A Maximum DC Reverse Current at Rated DC Blocking Voltage Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range TJ , TSTG NOTES: SF31 50 35 50 SF32 100 70 100 SF33 200 105 200 3.0 SF34 400 140 400 SF35 600 210 600 UNITS V V V A 75 0.95 1. 30 5.0 50 35 50 -65 ~ +150 50 1.70 A V A A 50 nS pF C Ta=25 C Ta=100 C 1. Reverse Recovery Time test condition: IF=0.5A, IR=1.0A, IRR=0.25A 2. Measured at 1MHz and applied reverse voltage of 4.0V D.C http://www.SeCoSGmbH.com Any changing of specification will not be informed individual 01-Jun-2007 Rev. C Page 1 of 2 SF31 THRU SF35 Elektronische Bauelemente VOLTAGE 50V ~ 600V 3.0AMP Super Fast Rectifiers RATING AND CHARACTERISTIC CURVES (SF31 THRU SF35) FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 50W NONINDUCTIVE 10W NONINDUCTIVE trr FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,(A) 3.0 2.5 2.0 1.5 1.0 0.5 0 0 25 50 75 100 125 150 175 Single Phase Half Wave 60Hz Resistive Or Inductive Load 0.375"(9.5mm) Lead Length +0.5A (+) 25Vdc (approx.) () 1W NONINDUCTIVE OSCILLISCOPE (NOTE 1) D.U.T. () PULSE GENERATOR (NOTE 2) (+) 0 -0.25A | | | | | | | | NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. -1.0A 1cm SET TIME BASE FOR 50 / 10ns / cm AMBIENT TEMPERATURE,( C) FIG.3-TYPICAL FORWARD CHARACTERISTICS 50 INSTANTANEOUS FORWARD CURRENT,(A) FIG.4-TYPICAL REVERSE CHARACTERISTICS 50 3.0 1.0 SF 31~ SF 34 REVERSE LEAKAGE CURRENT, ( A) 10 10 3.0 1.0 Tj=100 C SF 35 0.1 Tj=25 C Pulse Width 300us 1% Duty Cycle Tj=25 C 0.1 .01 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 .01 0 20 40 60 80 100 120 140 FORWARD VOLT AGE,(V) PERCENT OF RATED PEAK REVERSE VOLT AGE,(%) FIG.5-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT,(A) FIG.6-TYPICAL JUNCTION CAPACITANCE 175 150 125 100 75 50 25 0 75 JUNCTION CAPACITANCE,(pF) 50 T j=2 5 C 8.3ms Single Half Sine Wave 25 JEDEC method 0 1 5 10 50 100 N UMB E R OF C Y C LE S AT 60Hz .01 .05 .1 .5 1 5 10 50 100 REVERSE VOLTAGE,(V) http://www.SeCoSGmbH.com Any changing of specification will not be informed individual 01-Jun-2007 Rev. C Page 2 of 2