BL GALAXY ELECTRICAL BYV28-50(Z) - - - BYV28-600(Z) VOLTAGE RANGE: 50 --- 600 V CURRENT: 3.5, 3.0 A SUPER FAST RECT IFIERS FEATURES Low cos t DO - 27 Diffus ed junction Low leakage Low forward voltage drop High current capability Eas ily cleaned with alcohol,Is opropanol and s im ilar s olvents MECHANICAL DATA Cas e: JEDEC DO-27,m olded plas tic Term inals : Axial lead ,s olderable per MIL- STD-202,Method 208 Polarity: Color band denotes cathode Dimensions in millimeters Weight: 0.041 ounces ,1.15 gram s Mounting pos ition: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 am bient tem perature unles s otherwis e s pecified. Single phas e,half wave,50 Hz,res is tive or inductive load. For capacitive load,derate by 20%. BYV28 BYV28 BYV28 BYV28 BYV28 BYV28 BYV28 UNITS -100 -50 -150 -200 -300 -400 -600 Maximum recurrent peak reverse voltage V RR M 50 100 150 200 300 400 600 V Maximum RMS voltage V RMS 35 70 105 140 210 280 420 V Maximum DC blocking voltage V DC 50 100 150 200 300 400 600 V 3.0 A Maximum average f orw ard rectif ied current 9.5mm lead length, @TA =75 IF(AV) 3.5 Peak f orw ard surge current IFSM 10ms single half -sine-w ave superimposed on rated load @TJ =125 Maximum instantaneous f orw ard voltage @ IF=IF(AV) Maximum reverse current at rated DC blocking voltage A 90.0 @TA =25 @TA =100 VF 1.02 1.05 5.0 IR (Note1) t rr Typical junction capacitance (Note2) CJ 100 Typical thermal resistance (Note3) Rθ JA 75 TJ - 55 ----- + 150 TSTG - 55 ----- + 150 Storage temperature range 25 50 NOTE: 1. Measured with I F =0.5A, I R=1A, I rr=0.25A. 2. Measured at 1.0MHz and applied rev erse v oltage of 4.1V D C. V A 100.0 Maximum reverse recovery time Operating junction temperature range 1.25 ns pF /W www.galaxycn.com 3. Thermal resistance f rom junction to ambient. Document Number 0264015 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES BYV28-50 (Z)- BYV28-600(Z) FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 10 N 1. 50 N 1. tr r +0.5A D.U.T. 0 -0.25A PULSE GENERATOR (NOTE2) (+) 25VDC (approx) (-) OSCILLOSCOPE (NOTE 1) 1 NONINDUCTIVE -1.0A 1cm SET TIMEBASEFOR 10 ns/cm NOTES:1.RISE TIME = 7ns MAX.INPUT IMPEDANCE =1M . 22pF. JJJJ 2.RISE TIME =10ns MAX.SOURCE IMPEDANCE=50 . 100 40 B Y V 28-5 0 - B Y V 28 -200 20 B Y V 28-600 10 4.0 B Y V 28-300 - B Y V 28-400 2.0 1.0 0.4 TJ=25 P ulse W id th= 3 00 µ s 0.2 0.1 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 FIG.3 -- FORWARD DERATING CURVE AVERAGE FORWARD CURRENT AMPERES INSTANTANEOUS FORWARD CURRENT AMPERES FIG.2 -- TYPICAL FORWARD CHARACTERISTIC 4.0 3.0 2.5 BYV28-50 - BYV28-400 1.5 1.0 40 TJ=25 f=1.0MHz 20 10 0.1 0.2 0.4 1 2 4 10 20 40 100 100 150 200 250 FIG.5-- PEAK FORWORD SURGE CURRENT PEAKFORWORDSURGECURRENT AMPERES JUNCTION CAPACITANCE, pF 200 100 50 0 AMBIENT TEMPERATURE, FIG.4 -- TYPICAL JUNCTION CAPACITANCE 400 BYV28-600 2.0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 1000 Single Phase Half Wave 60H Z Resistive or Inductive Load 0.375"(9.5mm)Lead Length 3.5 100 90 8.3ms Single Half Sine-Wave 80 70 60 50 40 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60HZ REVERSE VOLTAGE, VOLTS www.galaxycn.com Document Number 0264015 BLGALAXY ELECTRICAL 2.