BL GALAXY ELECTRICAL BYD31D(Z)---BYD31M(Z) VOLTAGE RANGE: 200 --- 1000 V CURRENT: 0.5 A FAST RECOVERY RECTIFIERS FEATURES DO - 41 Low cos t Diffus ed junction Low leakage Low forward voltage drop High current capability Eas ily cleaned with Freon Alcohol,Is opropanol and s im ilar s olvents MECHANICAL DATA Cas e:JEDEC DO--41,m olded plas tic Term inals : Axial lead ,s olderable per MIL- STD-202,Method 208 Polarity: Color band denotes cathode Weight: 0.012ounces ,0.34 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,50Hz,res is tive or inductive load. For capacitive load,derate by 20%. BYD 31D BYD 31G BYD 31J BYD 31K BYD 31M UNITS Maximum recurrent peak reverse voltage V RRM 200 400 600 800 1000 V Maximum RMS voltage V RMS 140 280 420 560 700 V Maximum DC blocking voltage V DC 200 200 600 800 1000 V Maximum average forw ard rectif ied current 9.5mm lead length, @TA =75 IF(AV) 0.5 A IFSM 15.0 A VF 1.35 V Peak forw ard surge current 10ms single half-sine-w ave @TJ =125 superimposed on rated load Maximum instantaneous forw ard voltage @ 0.5 A Maximum reverse current @TA =25 at rated DC blocking voltage @TA =100 IR 5.0 A 100.0 Maximum reverse recovery time (Note1) t rr 250 ns Typical junction capacitance (Note2) CJ 12 pF Typical thermal resistance (Note3) Rθ JA 55 TJ -55 ---- + 150 TSTG - 55 ---- + 150 Operating junction temperature range Storage temperature range /W 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 4.0V DC. www.galaxycn.com 3. Thermal resistance f rom junction to ambient. Document Number 0261039 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES BYD31D(Z)---BYD31M(Z) FIG.1 -- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM t rr 10 N.1. 50 N.1. +0.5A D.U.T. ( - ) PULSE GENERATOR (NOTE2) (+) 50VDC (APPROX) (-) OSCILLOSCOPE (NOTE 1) 1 N.1. 0 -0.25A ( + ) -1.0A 1cm NOTES:1.RISETIME=7ns MAX. INPUT IMPEDANCE=1M .22pF 2.RISETIME=10ns MAX. SOURCEIMPEDANCE=5O SET TIMEBASEFOR 50/100 ns /cm 0.6 FIG.3 --PEAK FORWARD SURGE CURRENT Single Phase Half Wave 60HZ Resistive or Inductive Load 0.5 0.4 0.3 0.2 0.1 0 0 20 40 60 80 100 120 140 160 180 200 PEAK FORWARD SURGE CURRENT AMPERES AVERAGE FORWARD CURRENT AMPERES FIG.2 --FORWARD DERATING CURVE 25 20 15 T J =125 8.3ms Single Half Sine-Wave 10 5 0 1 AMBIENT TEMPERATURE, 100 NUMBER OF CYCLES AT 60 Hz FIG.5-- TYPICAL JUNCTION CAPACITANCE FIG.4--TYPICAL FORWARD CHARACTERISTIC 100 10 10 TJ=25 Pulse Width=300µS JUNCTION CAPACITANCE,pF INSTANTANEOUS FORWARD CURRENT AMPERES 10 4 2 1.0 0.4 0.2 0.1 0.06 0.04 0.02 0.01 0.6 0.8 1.0 1.2 1.4 1.6 1.8 16 14 12 10 4 TJ=25 f=1MHz 2 1 .1 .2 .4 1.0 2 4 10 20 40 100 2.0 INSTANTANEOUS FORWARD VOLTAGE,VOLTS REVERSE VOLTAGE,VOLTS www.galaxycn.com Document Number 0261039 BLGALAXY ELECTRICAL 2.