BY127/BY133 General Purpose Silicon Rectifier VOLTAGE RANGE CURRENT Features 1250 to 1300 Volts 1.0 Ampere DO-41 High reverse voltage High forward surge current capability High temperature soldering guaranteed: Low forward voltage drop .034(0.9) Low reverse leakage DIA. .028(0.7) 1.0(25.4) MIN o 260 C/10 seconds/0.375 ＂ (9.5mm)lead length at 5 lbs (2,3kg) tension .205(5.2) Mechanical Data Case: Transfer molded plastic Mounting position: Any .165(4.2) .107(2.7) Epoxy: UL94V-0 rate flame retardant DIA .080(2.0) 1.0(25.4) Polarity: Color band denotes cathode end MIN Weight: 0.35 gram Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics o Ratings at 25 C ambient temperature unless otherwise specified. Single phase,half wave,60Hz,resistive or inductive load. For capacitive load derate current by 20%. Type Number SYMBOLS BY127 BY133 UNITS Maximum Repetitive Peak Reverse Voltage V RRM 1250 1300 V olts Maximum RMS Voltage V RMS 875 910 V olts Maximum DC Blocking Voltage V DC 1250 1300 V olts Maximum Average Forward Rectified Current 0.375”(9.5mm) lead length at T A =75 C I (AV) 1.0 A mp Peak Forward Surge Current 8.3ms single half sine-wave superimposed on I FSM 30 A mps 1.1 V olts o rated load (JEDEC Method) Maximum Instantaneous Forward Voltage at 1.0A Maximum DC Reverse Current at rated DC blocking voltage VF o T A =25 C o T A =100 C Maximum Full Load Reverse Current,full cycle o average 0.375”(9.5mm) lead length at T L =75 C Typical Junction Capacitance(NOTE1) Typical Thermal Resistance(NOTE2) Operating and Storage Temperature Range 5.0 IR I R(AV) 30 CJ 15 R JA T J ,T STG 50 A mps pF O C/W O -65 to +175 NOTES: 1.Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts. 2.Thermal Resistance from Junction to Ambient at 0.375”(9.5mm) lead length,P.C.board mounted. http://www.luguang.cn A mps 50 mail:[email protected] C BY127/BY133 FIG.1-TYPICAL FORWARD CURRENT FIG.2-MAXIMUM NON-REPETITIVE PEAK DERATING CURVE FORWARD SURGE CURRENT 1.0 0.8 0.6 Single Phase Half Wave 60Hz 0.4 Resistive or Inductive Load 0.2 0.375 ＂(9.5mm) Lead Length 0 0 25 50 75 100 125 150 30 8.3ms Single Half Sine-Wave CURRENT,(A) PEAK FORWARD SURGE 1.2 (A) AVERAGE FORWARD CURRENT, General Purpose Silicon Rectifier (JEDEC Method) T j=Tjmax 20 10 1 Cycle 175 0 o AMBIENT TEMPERATURE,( C) 1 2 4 FIG.3-TYPICAL INSTANTANEOUS 8 10 20 40 60 80100 FIG.4-TYPICAL REVERSE FORWARD CHARACTERISTICS CHARACTERISTICS 20 10 1.0 o T j=25 C Pulse Width=300us 1% Duty Cycle 0.1 0.01 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 10 o Tj=100 C 1.0 (uA) INSTANTANEOUS REVERSE CURRENT, 20 (A) INSTANTANEOUS FORWARD CURRENT, 6 NUMBER OF CYCLES AT 60 Hz 0.1 o Tj=25 C 0.01 0 INSTANTANEOUS FORWARD VOLTAGE,(V) 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) FIG.5-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE,(pF) 100 10 o Tj=25 C f=1MHz Vsig=50mVp-p 1 0.1 1.0 10 100 REVRESE VOLTAGE,(V) http://www.luguang.cn mail:[email protected] 140