BY127

AXIAL SILASTIC GUARD JUNCTION STANDARD RECTIFIER BY127 THRU BY133 FEATURES • • • • • VOLTAGE RANGE CURRENT 1250 to 1300 Volts 1.0 Ampere DO-41 1.0(25.4) MIN. Low coat construction Low forward voltage drop Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension .205(5.2) .166(4.2) .107(2.7) DIA. .080(2.0) 1.0(25.4) MIN. .034(0.9) .028(0.7) DIA. MECHANICAL DATA • • • • • • Case: Transfer molded plastic Epoxy: UL94V-O rate flame retardant Polarity: Color band denotes cathode end Lead: Plated axial lead, solderable per MIL-STD-202E method 208C Mounting position: Any Weight: 0.012 ounce, 0.33 grams Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS • • • Ratings at 25OC ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375”(9.5mm) lead length at T A= 25℃ Peak Forward Surge Current 8.3mS single half sine wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage @ 1.0A Maximum DC Reverse Current at Rated DC Blocking Voltage per element T A = 25℃ TA = 100℃ VRRM VRMS VDC I(AV) IFSM VF IR IR(AV) CJ RθJA TJ TSTG BY127 1250 875 1250 1.0 30 1.1 5.0 50 30 15 50 -55 to +150 -55 to +150 BY133 1300 910 1300 UNIT Volts Volts Volts Amps Amps Volts µA µA pF ℃/W ℃ ℃ Maximum Full Load Reverse Current, full cycle average 0.375”(9.5mm)lead length at TL=75℃ Typical Junction Capacitance (Note 1) Typical Thermal Resistance (Note 2) Operating Junction Temperature Range Storage Temperature Range Notes: 1. Measured at 1.0MHz and Applied Reverse Voltage of 4.0V DC. 2. Thermal Resistance from junction to ambient at .375”(9.5mm) lead length, P.C.board mounted. E-mail: sales@cnmic.com Web Site: www.cnmic.com AXIAL SILASTIC GUARD JUNCTION STANDARD RECTIFIER BY127 THRU BY133 VOLTAGE RANGE CURRENT 1250 to 1300 Volts 1.0 Ampere RATING AND CHRACTERISTIC CURVES BY127 Thur BY133 FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE 1.2 FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 30 AVERAGE FORWA RD CURRE NT, P EAK FORW ARD SURGE 1.0 25 0.8 CURRENT, ( A) 20 8.3ms Single Half Sine-Wave (JEDEC Method) =T T j jmax (A) 0.6 0.4 Single Phase Half Wave 60Hz Resistive or 10 0.2 0 0 Inductive Load 25 50 75 100 125 150 175 0 1 2 5 8 10 20 50 100 AMBIENT TEMPERATURE, (° C) NUMBER OF CYCLES AT 60 Hz FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 10 FIG.4-TYPICAL REVERSE CHARACTERISTICS INSTA NTA NE OUS REV ERSE CURRENT, INSTA NTA NE OUS FORWARD CURRENT, Tj =100° C 1 1.0 0.1 Tj =25 ° C Pulse Width=300us 1% Duty Cycle (mA ) (A) 0.1 0.01 0.6 Tj =25 ° C 0.01 0 20 40 60 80 100 120 140 0.8 1.0 1.2 1.4 1.6 1.8 2.0 INSTANTANEOUS FORWARD VOLTAGE,(V) PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) FIG.5-TYPICAL JUNCTION CAPACITANCE 100 CAP ACITANCE,(pF) 10 TJ=25 ° C F=1MHz 10 0.1 1.0 4.0 10.0 100 REVERSE VOLTAGE,(VOLTS) E-mail: sales@cnmic.com Web Site: www.cnmic.com