BY127 thru BY133 Pb Free Plating Product ® Pb BY127 thru BY133 1.0 Ampere DO-41 Package High Voltage Silicon Diode DO-41 Features Unit: inch(mm) • Low forward voltage drop • High current capability • High surge current capability .034(.86) 1.0(25.4)MIN. .028(.71) .205(5.2) .160(4.1) Mechanical Data • Case: Molded plastic, DO-41 • Epoxy: UL 94V-0 rate flame retardant • Lead: Axial leads, solderable per MIL-STD-202 method 208 guaranteed • Polarity: Color band denotes cathode end • Mounting position: Any 1.0(25.4)MIN. .107(2.7) .080(2.0) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (Ratings at 25 ambient temperature unless otherwise specified,Single phase,half wave 60Hz,resistive or inductive) load. For capacitive load,derate by 20%) Symbols BY127 BY133 EM513 EM516 Units Maximum repetitive peak reverse voltage VRRM 1250 1300 1600 1800 Volts Maximum RMS voltage VRMS 875 930 1120 1270 Volts VDC 1250 1300 1600 1800 Volts Maximum DC blocking voltage Macimum average forward rectified I(AV) 1.0 Amp IFSM 30.0 Amps VF 1.1 Volts current 0.375"(9.5mm)lead length at TA=75 Peak forward surge current 8.3ms sing-wave superimposed on rated load (JEDEC method)TA=75 Maximum instantaneous forward voltage at 1.0 A Maximum reverse TA=25 current at rated DC blocking voltage TA=100 Typeical thermal resistance(Note 2) Typical junction Capacitance(Note 1) Operating and storage temperature range 5.0 IR A 200.0 R R JA 50.0 JL 25.0 CJ TJ /W 15.0 pF -50 to +150 TSTG Notes: 1. Measured at 1MHz and applied reverse voltage of 4.0V DC 2.Thermal resistance from juntion to ambient and from junction lead at 0.375"(9.5mm)lead length, P.C.B. Mounted Page 1/2 © 2006 Thinki Semiconductor Co.,Ltd. http://www.thinkisemi.com/ BY127 thru BY133 ® RATINGS AND CHARACTERISTIC CURVES BY127 thru BY133 FIG.2-TYPICAL INSTANTANEOUS FORWARD FLG.1-FORWARD CURRENT DERATING CURVE CHARACTERISTICS FIG.3-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG.4-TYPICAL REVERSE CHARACTERISTICS FIG.5-TYPICAL JUNCTION CAPACITANCE Page 2/2 © 2006 Thinki Semiconductor Co.,Ltd. http://www.thinkisemi.com/