SF51 ~ SF55 VOLTAGE 50 ~ 600 V 5 A, Super Fast Rectifiers Elektronische Bauelemente RoHS Compliant Product A suffix of “-C” specifies halogen & lead-free FEATURES z z z z z DO-27 Low forward voltage drop High current capability High reliability High surge current capability High speed switching C A B MECHANICAL DATA z z z z z z Case: Molded plastic Epoxy: UL 94V-0 rate flame retardant Lead: Axial leads, solderable per MIL-STD-202, method 208 guaranteed Polarity: Color band denotes cathode end Mounting position: Any Weight: 1.1050 grams (approximately) D A REF. A B C D Millimeter Min. Max. 25.4 (TYP) 7.20 9.53 5.00 5.60 1.20 1.32 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 SF51 SF52 SF53 SF54 SF55 UNITS Max. Repetitive Peak Reverse Voltage Max. RMS Voltage Max. DC Blocking Voltage Max. Average Forward Rectified Current 0.375” (9.5 mm) Lead Length at TA = 55°C Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Max. Instantaneous Forward Voltage at 5.0A 50 35 50 100 70 100 200 140 200 400 280 400 600 420 600 V V V Max. DC Reverse Current at Rated DC Blocking Voltage 5.0 A 100 A 1.0 1.30 TA = 25°C TA = 100°C Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Storage temperature 1.70 5.0 50 35 50 -65 ~ +150 V μA 50 nS pF °C Notes: 1. Reverse Recovery Time test conditions: IF = 0.5 A, IR = 1.0 A, IRR = 0.25 A 2. Measured at 1 MHz and applied reverse voltage of 4.0 V D.C. 01-June-2008 Rev. B Page 1 of 2 SF51 ~ SF55 VOLTAGE 50 ~ 600 V 5 A, Super Fast Rectifiers Elektronische Bauelemente RATINGS AND CHARACTERISTIC CURVES (SF51 THRU SF55) FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC trr 10W NONINDUCTIVE ( ) D.U.T. 25Vdc (approx.) PULSE GENERATOR (NOTE 2) ( ) 1W NONINDUCTIVE | | | | | | | | +0.5A (+) AVERAGE FORWARD CURRENT,(A) 50W NONINDUCTIVE 0 -0.25A (+) OSCILLISCOPE (NOTE 1) -1.0A NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 1cm 2. Rise Time= 10ns max., Source Impedance= 50 ohms. SET TIME BASE FOR 6 5 4 Single Phase 3 Half Wave 60Hz Resistive Or Inductive Load 2 0.375"(9.5mm) Lead Length 1 0 0 25 50 FIG.4-TYPICAL REVERSE CHARACTERISTICS CHARACTERISTICS 50 10 10 REVERSE LEAKAGE CURRENT, (mA) 50 F53 SF 55 SF5 1~S 1.0 SF 54 INSTANTANEOUS FORWARD CURRENT,(A) FIG.3-TYPICAL FORWARD 3.0 Tj=25 C Pulse Width 300us 1% Duty Cycle 0.1 .01 .4 .6 .8 1.0 1.2 1.4 1.6 100 125 150 175 3.0 1.0 Tj=100 C Tj=25 C 0.1 1.8 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) FORWARD VOLTAGE,(V) FIG.6-TYPICAL JUNCTION CAPACITANCE FIG.5-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 175 150 JUNCTION CAPACITANCE,(pF) PEAK FORWARD SURGE CURRENT,(A) 75 AMBIENT TEMPERATURE,( C) 50 / 10ns / cm 120 90 Tj=25 C 8.3ms Single Half Sine Wave 60 JEDEC method 30 150 125 100 75 50 25 0 0 1 5 10 NUMBER OF CYCLES AT 60Hz 01-June-2008 Rev. B 50 100 .01 .05 .1 .5 1 5 10 50 100 REVERSE VOLTAGE,(V) Page 2 of 2