BYW98-50S ~ BYW98-200S SUPER FAST RECOVERY DIODES PRV : 50 ~ 200 Volts Io : 3 Amperes D2A 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. 0.161 (4.1) 0.154 (3.9) 0.284 (7.2) 0.268 (6.8) MECHANICAL DATA : 1.00 (25.4) MIN. 0.040 (1.02) 0.0385 (0.98) * 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 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%. SYMBOL BYW 98-50S Maximum Repetitive Peak Reverse Voltage VRRM 50 Maximum Average Forward Current IF(AV) 3.0 Amps. Maximum Peak Forward Surge Current IFSM 70 Amps. Maximum Forward Voltage at IF = 3 Amps. ; TJ = 100 C VF 0.85 Volt Maximum Reverse Current at VRRM , TJ = 100 C IR 1.0 mA Maximum Reverse Recovery Time , TJ = 25 C (1) Trr 35 ns Junction Temperature Range TJ - 65 to + 150 C Storage Temperature Range TSTG - 65 to + 150 C RATING BYW BYW BYW 98-100S 98-150S 98-200S 100 150 200 UNIT Volts NOTE : (1) Reverse Recovery Test Conditons : IF = 0.5A , IR = 1A , Irr = 0.25A Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( BYW98-50S ~ BYW98-200S ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 10 Trr + 0.5 + D.U.T. 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx) 1 - 0.25 OSCILLOSCOPE ( NOTE 1 ) - 1.0 A SET TIME BASE FOR 15 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 FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 100 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES RECTIFIED CURRENT 3.0 2.4 1.8 1.2 0.6 80 60 40 20 0 0 0 25 50 75 100 125 150 175 1 AMBIENT TEMPERATURE, (C) FIG.4 - TYPICAL FORWARD CHARACTERISTICS REVERSE CURRENT, MICROAMPERES FORWARD CURRENT, AMPERES 6 10 20 40 60 100 100 TJ = 100 C 10 1 0.1 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 FORWARD VOLTAGE, VOLTS Page 2 of 2 4 FIG.5 - TYPICAL REVERSE CHARACTERISTICS 100 0.01 0 2 NUMBER OF CYCLES AT 60Hz 1.8 2.0 TJ = 150 C 10 1 TJ = 25 C 0.1 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) Rev. 02 : March 25, 2005