BYT54A-BYT54M High Efficiency Rectifiers VOLTAGE RANGE: 50 --- 1000 V CURRENT: 1.25 A DO - 41 Features Fast recovery times The plastic material carries U/L recognition 94V-0 Glass passivated junction Low cost High surge current capability Mechanical Data Case:JEDEC DO -- 41,molded plastic Polarity: Color band denotes cathode Dimensions in millimeters Weight: 0.012ounces,0.34 grams Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,50 Hz,resistive or inductive load. For capacitive load,derate by 20%. BYT 54A BYT 54B BYT 54D BYT 54G BYT 54J BYT 54K BYT 54M UNITS Maximum recurrent peak reverse voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS voltage VRMS 35 70 140 280 420 560 700 V Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V Maximum average forw ard rectified current 10mm lead length, @T A=75 IF(AV) 1.25 A IFSM 30 A VF 1.5 V Peak forw ard surge current 10ms single half-sine-w ave superimposed on rated load @TJ=125 Maximum instantaneous forw ard voltage @ 1.0 A Maximum reverse current @TA=25 at rated DC blocking voltage @TA=125 Maximum reverse recovery time (Note1) Typical thermal resistance (Note2) Operating junction temperature range Storage temperature range IR 5.0 150 A trr 100 ns RθJA 45 k／Ｗ TJ - 55 ---- + 175 TSTG - 55 ---- + 175 NOTE: 1. Measured with IF=0.5A, IR=1A, I rr=0.25A. 2.Thermal resistance from junction to ambient. http://www.luguang.cn mail:[email protected] BYT54A-BYT54M High Efficiency Rectifiers Ratings AND Charactieristic Curves FIG.1 --TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC t rr 10 N 1. 50 N 1. +0.5A D.U.T. (+) 0 PULSE GENERATOR (NOTE2) (+) 25VDC (approx) (-) OSCILLOSCOPE (NOTE 1) 1 NONINDUCTIVE -0.25A (-) -1.0A 1 cm NOTES:1.RISETIME=7ns MAX.INPUT IMPEDANCE=1MΩ.22pF 2.RISETIME=10ns MAX.source IMPEDANCE=50Ω. SET TIME BASEFOR 40 ns/cm TJ=125 100 10 TJ=25 1.0 0 20 40 60 80 30 TJ=125 10ms Single Half Sine-Wave 20 10 0 1 2.5 Single phase half w ave 50 H z R e s is tiv e o r In d u c tiv e lo a d 1.25 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE( ) http://www.luguang.cn 4 2 6 8 10 20 40 60 80 100 NUMBER OF CYCLES AT 50Hz PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG.4 -- TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT. AMPERES 100 PEAKFORWARD SURGE CURRENT 1000 FIG.3 --PEAK FORWARD SURGE CURRENT INSTANTANEOUS FORWARD CURRENT AMPERES INSTANTANEOUS REVERSE CURRENT,μA FIG.2 -- TYPICAL REVERSE CHARCTERISTICS FIG.5--TYPICAL FORWARD CHARACTERISTIC 100 10 TJ=25 Pulse Width=300 s 1 0.1 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE,VOLTS mail:[email protected]