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| SF51 - SF59 PRV : 50 - 1000 Volts Io : 5.0 Amperes FEATURES : * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Super fast recovery time SUPER FAST RECTIFIER DIODES DO-201AD 0.21 (5.33) 0.19 (4.82) 1.00 (25.4) MIN. 0.375 (9.52) 0.285 (7.24) MECHANICAL DATA : * 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 0.052 (1.32) 0.048 (1.22) 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) 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%. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATING Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current 0.375"(9.5mm) Lead Length 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. Maximum DC Reverse Current at Rated DC Blocking Voltage Ta = 25 C Ta = 100 C Ta = 55 C SYMBOL SF51 SF52 SF53 SF54 SF55 SF56 SF57 SF58 SF59 UNITS VRRM VRMS VDC IF(AV) 50 35 50 100 70 100 150 105 150 200 140 200 300 210 300 5.0 400 280 400 600 420 600 800 560 800 1000 700 1000 Volts Volts Volts Amps. IFSM VF IR IR(H) Trr 135 0.95 5 50 35 50 - 65 to + 150 - 65 to + 150 1.4 1.7 Amps. Volts A A ns pf C C Maximum Reverse Recovery Time ( Note 1 ) Typical Junction Capacitance ( Note 2 ) Junction Temperature Range Storage Temperature Range CJ TJ TSTG 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 50 10 + 0.5 A D.U.T. 0 PULSE GENERATOR ( NOTE 2 ) 1 OSCILLOSCOPE ( NOTE 1 ) - 0.25 Trr + 50 Vdc (approx.) - 1.0 A SET TIME BASE FOR 15 ns/cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. 1 cm FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT AVERAGE FORWARD OUTPUT CURRENT, AMPERES 5.0 150 FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES 8.3 ms SINGLE HALF SINE Ta = 50 C 120 4.0 3.0 90 2.0 60 1.0 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 175 30 0 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( C) FIG.4 - TYPICAL FORWARD CHARACTERISTICS REVERSE CURRENT, MICROAMPERES NUMBER OF CYCLES AT 60Hz FIG.5 - TYPICAL REVERSE CHARACTERISTICS 100 10 TJ = 100 C FORWARD CURRENT, AMPERES Pulse Width = 300 s 2% Duty Cycle TJ = 25 C 10 1.0 SF55 - SF56 SF51 - SF54 1.0 SF57 - SF59 0.1 TJ = 25 C 0.1 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 FORWARD VOLTAGE, VOLTS |
Price & Availability of SF55
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