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| SFT1 - SFT9 PRV : 50 - 1000 Volts Io : 2.5 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 D2A 0.161 (4.1) 0.154 (3.9) 1.00 (25.4) MIN. 0.284 (7.2) 0.268 (6.8) MECHANICAL DATA : * Case : D2A 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 : 0.645 gram 0.040 (1.02) 0.0385 (0.98) 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) Rating at 25 C ambient temperature unless otherw ise specified. Single phase, half w ave, 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 8.3 ms. Single half sine wave Superimposed on rated load (JEDEC Method) Maximum Peak Forward Voltage at IF = 2.5 A. Maximum DC Reverse Current at Rated DC Blocking Voltage Ta = 25 C Ta = 100 C Ta = 55 C SYMBOL SFT1 VRRM VRMS VDC 50 35 50 SFT2 100 70 100 SFT3 150 105 150 SFT4 200 140 200 SFT5 300 210 300 SFT6 400 280 400 SFT7 600 420 600 SFT8 800 560 800 SFT9 UNITS 1000 700 1000 Volts Volts Volts IF(AV) 2.5 Amps. IFSM VF IR IR(H) Trr 100 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 ( SFT1 - SFT9 ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 10 + 0.5 A D.U.T. 50 Vdc (approx) 1 PULSE GENERATOR ( NOTE 2 ) OSCILLOSCOPE ( NOTE 1 ) 0 - 0.25 A Trr + - 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 2.5 125 FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES 8.3 ms SINGLE HALF SINE WAVE Ta = 50 C 100 2.0 1.5 75 1.0 50 0.5 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 175 25 0 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( C) FIG.4 - TYPICAL FORWARD CHARACTERISTICS REVERSE CURRENT, MICROAMPERES 10 NUMBER OF CYCLES AT 60Hz FIG.5 - TYPICAL REVERSE CHARACTERISTICS 100 FORWARD CURRENT, AMPERES Pulse Width = 300 s 2% Duty Cycle TJ = 25 C 10 TJ = 100 C 1.0 SFT5 - SFT6 SFT1 - SFT4 1.0 SFT7 - SFT9 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 |
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