BY296 - BY299 FAST RECOVERY RECTIFIER DIODES PRV : 100 - 800 Volts Io : 2.0 Amperes DO-201AD FEATURES : * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency 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 : 1.16 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 BY296 BY297 BY298 BY299 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 100 200 400 800 V Maximum RMS Voltage VRMS 70 140 280 560 V Maximum DC Blocking Voltage VDC 100 200 400 800 V Maximum Average Forward Current IF(AV) 2.0 A IFSM 70 A VF 1.3 V IR 10 µA IR(H) 500 µA Maximum Reverse Recovery Time ( Note 1 ) Trr 250 ns Typical Junction Capacitance ( Note 2 ) CJ 28 pf Junction Temperature Range TJ - 50 to + 125 °C Storage Temperature Range TSTG - 50 to + 150 °C 0.375"(9.5mm) Lead Length Ta = 50 °C Peak Forward Surge Current, 8.3ms Single half sine wave Superimposed on rated load (JEDEC Method) Maximum Peak Forward Voltage at IF = 2.0 Amps. Maximum DC Reverse Current Ta = 25 °C at Rated DC Blocking Voltage Ta = 100 °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 Page 1 of 2 Rev. 01 : Apr. 2, 2002 RATING AND CHARACTERISTIC CURVES ( BY296 - BY299 ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω Trr 10 Ω + 0.5 A D.U.T. + 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx.) 1Ω - 0.25 A OSCILLOSCOPE ( NOTE 1 ) - 1.0 A SET TIME BASE FOR 50-100 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.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 100 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES 2.5 2.0 1.5 1.0 0.5 8.3 ms SINGLE HALF SINE WAVE Ta = 50 °C 80 60 40 20 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 0 175 1 2 AMBIENT TEMPERATURE, ( °C) 6 10 20 40 60 100 FIG.5 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MICROAMPERES FIG.4 - TYPICAL FORWARD CHARACTERISTICS 100 FORWARD CURRENT, AMPERES 4 NUMBER OF CYCLES AT 60Hz Pulse W idth = 300 µs 2% Duty Cycle TJ = 25 °C 10 1.0 0.1 10 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, (%) 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 Page 2 of 2 Rev. 01 : Apr. 2, 2002