15DF4 ~ 15DF8 FAST RECOVERY DIODES D2 PRV : 400 - 800 Volts Io : 1.3 Amperes 0.161 (4.1) 0.154 (3.9) FEATURES : * * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency Pb / RoHS Free 1.00 (25.4) MIN. 0.284 (7.2) 0.268 (6.8) 0.034 (0.86) 0.028 (0.71) 1.00 (25.4) MIN. MECHANICAL DATA : * Case : D2 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 : 0.465 gram 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 15DF4 15DF6 15DF8 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 400 600 800 V Maximum RMS Voltage VRMS 280 420 560 V Maximum DC Blocking Voltage VDC 400 600 800 V IF(AV) 1.3 A IFSM 70 A VF 1.2 V at Rated DC Blocking Voltage IRM 10 µA Maximum Reverse Recovery Time ( Note 1 ) Trr 150 ns Junction Temperature Range TJ - 65 to + 150 °C Storage Temperature Range TSTG - 65 to + 150 °C Maximum Average Forward Current Ta = 40°C Maximum Peak Forward Surge Current, 8.3ms Single half sine wave Maximum Peak Forward Voltage at IF = 1.3 A Maximum DC Reverse Current Note : (1) Reverse Recovery Test Conditions : IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A. Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( 15DF4 ~ 15DF8 ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω Trr 10 Ω + 0.5 D.U.T. + 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx.) 1Ω - OSCILLOSCOPE ( NOTE 1 ) - 1.0 SET TIME BASE FOR 50-100 ns/cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 1 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 75 1.5 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT 1.2 0.9 0.6 0.3 0 0 25 50 75 100 125 150 8.3 ms SINGLE HALF SINE WAVE 60 Ta = 40 °C 45 30 15 0 175 1 AMBIENT TEMPERATURE, ( °C) 4 6 10 20 40 60 100 FIG.5 - TYPICAL REVERSE CHARACTERISTICS 20 10 10 REVERSE CURRENT, MICROAMPERES FORWARD CURRENT, AMPERES FIG.4 - TYPICAL FORWARD CHARACTERISTICS TJ = 25 °C 1.0 0.1 0.01 1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 FORWARD VOLTAGE, VOLTS Page 2 of 2 2 NUMBER OF CYCLES AT 60Hz 1.8 2.0 TJ = 100 °C 1.0 0.1 TJ = 25 °C 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) Rev. 02 : March 25, 2005