BY299

BY296 - BY299 FAST RECOVERY RECTIFIER DIODES VOLTAGE RANGE: 100 - 8 00V CURRENT: 2.0 A Features ! ! ! ! ! ! High current capability High surge current capability High reliability Low re verse current Low forward voltage drop Fast switching for high efficiency B A A Mechanical Data ! ! ! C D ! 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: 1.20 grams (approx.) DO-201AD Dim Min A 25.40 Max ¾ B 7.20 9.50 C 1.20 1.30 D 4.80 5.30 All Dimensions in mm Maximum Ratings and Electrical Characteristics Ratings at 25° C ambient temperature unless otherwise specified. Characteristic 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 1 of 2 www.sunmate.tw 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 2 of 2 www.sunmate.tw