SEF301B SEF306B THRU VOLTAGE 50V ~ 800V Elektronische Bauelemente 3.0AMP High Efficiency Recovery Rectifiers RoHS Compliant Product A suffix of "-C" specifies halogen-free DO-214AA(SMB) FEATURES * Ideal for surface mount applications * Easy pick and place * Built-in strain relief * Fast switching speed .155(3.94) .130(3.30) .083(2.11) .075(1.91) .185(4.70) .160(4.06) .012(0.31) .006(0.15) MECHANICAL DATA .096(2.44) .083(2.13) * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Metallurgically bonded construction * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 1.10 grams .008 MAX. (.203) .220(5.59) .200(5.08) .050(1.27) .030(0.76) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature unless otherwise specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER SEF301B SEF302B Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 50 35 50 100 70 100 SEF303B SEF304B 200 140 200 .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 Ta=25 C at Rated DC Blocking Voltage Ta=100 C Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range TJ, TSTG 400 280 400 SEF305B SEF306B UNITS 600 420 600 800 560 800 V V V 3.0 A 80 A 1.3 0.98 1.5 1.7 5.0 µA 100 50 15 -65 +175 V µA 75 nS pF C NOTES: 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 05-Jul-2007 Rev. A Any changing of specification will not be informed individual Page 1 of 2 SEF301B SEF306B THRU VOLTAGE 50V ~ 800V Elektronische Bauelemente 3.0AMP High Efficiency Recovery Rectifiers RATING AND CHARACTERISTIC CURVES (SEF301B THRU SEF306B) FIG.1-TYPICAL FORWARD FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,(A) CHARACTERISTICS SEF304B 50 SEF301B~SEF303B 10 3.0 SEF306B 1.0 3.0 2.4 Single Phase 1.8 Half Wave 60Hz Resistive Or Inductive Load 1.2 0.6 0 0 20 40 Tj=25 C 60 80 100 120 140 160 180 200 AMBIENT TEMPERATURE ( C) Pulse Width 300us 1% Duty Cycle 0.1 FIG.4-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT .01 .6 .9 1.1 1.4 1.7 2.0 2.3 2.6 FORWARD VOLTAGE,(V) FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTICS 50W NONINDUCTIVE 10W NONINDUCTIVE ( ) (+) D.U.T. 25Vdc (approx.) PULSE GENERATOR (NOTE 2) ( ) PEAK FORWAARD SURGE CURRENT,(A) INSTANTANEOUS FORWARD CURRENT,(A) SEF305B 3.6 80 64 48 Tj=25 C 32 8.3ms Single Half Sine Wave JEDEC method 16 0 1 5 (+) 1W NONINDUCTIVE OSCILLISCOPE (NOTE 1) 2. Rise Time= 10ns max., Source Impedance= 50 ohms. 0 35 JUNCTION CAPACITANCE,(pF) | | | | | | | | +0.5A -0.25A 100 FIG.5-TYPICAL JUNCTION CAPACITANCE NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. trr 50 10 NUMBER OF CYCLES AT 60Hz 30 25 20 15 10 5 0 -1.0A 1cm SET TIME BASE FOR 50 / 10ns / cm http://www.SeCoSGmbH.com 05-Jul-2007 Rev. A .01 .05 .1 .5 1 5 10 50 100 REVERSE VOLTAGE,(V) Any changing of specification will not be informed individual Page 2 of 2