SF51 - SF59 SUPER FAST RECTIFIER DIODES PRV : 50 - 1000 Volts Io : 5.0 Amperes DO-201AD FEATURES : * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Super fast recovery time 1.00 (25.4) MIN. 0.21 (5.33) 0.19 (4.82) 0.375 (9.52) 0.285 (7.24) MECHANICAL DATA : 1.00 (25.4) MIN. 0.052 (1.32) 0.048 (1.22) * Case : DO-201AD Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 1.21 grams Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING SYMBOL SF51 SF52 SF53 SF54 SF55 SF56 SF57 SF58 SF59 UNITS Maximum Recurrent Peak Reverse Voltage VRRM 50 100 150 200 300 400 600 800 Maximum RMS Voltage VRMS Maximum DC Blocking Voltage VDC 1000 Volts 35 70 105 140 210 280 420 50 100 150 200 300 400 600 560 700 Volts 800 1000 Volts Maximum Average Forward Current 0.375"(9.5mm) Lead Length Ta = 55 C IF(AV) 5.0 Amps. IFSM 135 Amps. Peak Forward Surge Current, 8.3ms Single half sine wave Superimposed on rated load (JEDEC Method) Maximum Peak Forward Voltage at IF = 5.0 A. VF Maximum DC Reverse Current Ta = 25 C IR 0.95 5 1.4 1.7 Volts A at Rated DC Blocking Voltage Ta = 100 C IR(H) 50 A Maximum Reverse Recovery Time ( Note 1 ) Trr 35 ns Typical Junction Capacitance ( Note 2 ) CJ 50 pf Junction Temperature Range TJ - 65 to + 150 C Storage Temperature Range TSTG - 65 to + 150 C Notes : ( 1 ) Reverse Recovery Test Conditions : IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A. ( 2 ) Measured at 1.0 MHz and applied reverse voltage of 4.0 VDC UPDATE : APRIL 23, 1998 RATING AND CHARACTERISTIC CURVES ( SF51 - SF59 ) FIG.1 - REVERSE RECOVERY TIM E CHARACTERISTIC AND TEST CIRCUIT DIAGRAM Trr 10 50 + 0.5 A D.U.T. + 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx.) 1 - 0.25 OSCILLOSCOPE ( NOTE 1 ) - 1.0 A SET TIME BASE FOR 15 ns/cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 1 cm 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 150 5.0 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT 4.0 3.0 2.0 1.0 8.3 ms SINGLE HALF SINE Ta = 50 C 120 90 60 30 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 0 175 1 AMBIENT TEMPERATURE, ( C) 4 6 10 20 40 60 100 FIG.5 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MICROAMPERES FIG.4 - TYPICAL FORWARD CHARACTERISTICS 100 FORWARD CURRENT, AMPERES 2 NUMBER OF CYCLES AT 60Hz Pulse Width = 300 s 2% Duty Cycle TJ = 25 C 10 SF55 - SF56 SF51 - SF54 1.0 SF57 - SF59 0.1 10 TJ = 100 C 1.0 0.1 TJ = 25 C 0.01 0 20 40 60 80 100 120 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 FORWARD VOLTAGE, VOLTS 1.8 2.0 140