BY251 BILIN | Alldatasheet
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Technical content
FEATURES
Case:JEDEC DO-27,molded plastic Terminals: Axial lead ,solderable per MIL- STD-202,Method 208 Polarity: Color band denotes cathode Weight: 0.041 ounces, 1.15 grams Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%. BY 253 BY 254 BY
255 UNITS
Maximum recurrent peak reverse voltage VRRM 600 800 1300 V Max imum RMS v oltage VRMS 420 560 910 V Maximum DC blocking voltage VDC 600 800 1300 V Maximum average forw ard rectified current 9.5mm lead length, @TA=75 P eak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @T J=125 Maximum instantaneous forw ard voltage @ 3.0 A VF V Maximum reverse current @TA=25 at rated DC blocking voltage @TA=100 Typical junction capacitance (Note1) CJ p F Typical thermal resistance (Note2) RθJA Operating junction temperature range TJ Storage temperature range TSTG BY 251 BY 252 200 400 1.1 2. Thermal resistance f rom junction to ambient. A BY251(Z) - - - BY255(Z) A 10.0 and similar solvents IF(AV) 3.0 PLASTIC SILICON RECTIFIER The plastic material carries U/L recognition 94V-0 A 100.0 100.0IFSM NOTE: 1. Measured at 1.0MHz and applied rev erse v oltage of 4.0V DC. - 55 ---- + 150 - 55 ---- + 150 IR 400 280 VOLTAGE RANGE: 200 --- 1300 V CURRENT: 3.0 A 140 200 Diffused junction Easily cleaned witn Freon,Alcohol,lsopropanol DO - 27 www.galaxycn.com BL BLGALAXY ELECTRICALDocument Number 0260014 1.
TJ=125℃ 8.3ms Single Half Sine-Wave 100 .4 1.0 2 100 41 0 2 0 401 0 0 f=1MHz TJ=25 TJ=25 Pulse Width=300uS 100 1.0 0.4 0.2 0.1 0.06 0.04 0.02 0.01 Single Phase Half Wave 60HZ Resistive or Inductive Load 75 100 150 125 BL GALAXY ELECTRICAL www.galaxycn.com Document Number 0260014 AMPERES AMPERES AMPERES JUNCTION CAPACITANCE,pF NUMBER OF CYCLES AT 60Hz SURGE CURRENT AVERAGE FORWARD CURRENT PEAK FORWARD SURGE CURRENT INSTANTANEOUS FORWARD CURRENT, FIG.3 -- MAXIMUM NON-REPETITIVE FORWARD FIG.4 -- TYPICAL JUNCTION CAPACITANCE REVERSE VOLT AGE, VOLT S BY251(Z)- - -BY255(Z) FORWARD VOLTAGE, VOLT S AMBIENT T EMPERAT URE, RATINGS AND CHARACTERISTIC CURVES FIG.1 -- TYPICAL FORWARD CHARACTERISTICS FIG.2 -- TYPICAL CURRENT DERATING CURVE
.01 0.1 1.0 400 20 60 80 100 120 140 TJ=125 C TJ=125 C BY251(Z) - - - BY255(Z)RATINGS AND CHARACTERISTIC CURVES FIG.5 -- TYPICAL REVERSE CHARACTERISTICS REVERSE LEAKAGE CURRENT, MICRO AMPERES PERCENT OF RATED PEAK REVERASE VOLTAGE, % Document Number 0260014 www.galaxycn.com 3.BLGALAXY ELECTRICAL