BYW95A-BYW95C Fast Recovery Rectifiers VOLTAGE RANGE: 200 --- 600 V CURRENT: 3.0 A Features DO - 27 Low cost Diffus ed junction Low leakage Low forward voltage drop High current capability Easily cleaned with Freon,Alcohol,Isopropanol and s im ilar solvents The plastic m aterial carries U/L recognition 94V-0 Mechanical Data Case:JEDEC DO-27,m olded plastic Dimensions in millimeters Polarity: Color band denotes cathode Weight:0.041ounces, 1.15 gram s Mounting pos ition: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 am bient tem perature unles s otherwis e specified. Single phas e,half wave,60 Hz,resis tive or inductive load. For capacitive load,derate by 20%. BYW95A BYW95B BYW95C UNITS Maximum recurrent peak reverse voltage V RRM 200 400 600 V Maximum RMS voltage V RMS 140 280 420 V Maximum DC blocking voltage V DC 200 400 600 V Maximum average forw ard rectified current 9.5mm lead length, @TA =75 IF(AV) 3.0 A IFSM 70.0 A 1.5 V Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @TJ =125 Maximum instantaneous forw ard voltage @ 3.0 A Maximum reverse current at rated DC blocking voltage VF @TA =25 IR @TA =100 10.0 100.0 A Maximium reverse recovery time (Note1) t rr 250 ns Typical junction capacitance (Note2) CJ 32 pF Typical thermal resistance (Note3) RθJA 22 TJ -55-----+150 TSTG -55-----+150 Operating junction temperature range Storage temperature range 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. 3. Thermal resistance f rom junction to ambient. http://www.luguang.cn mail:[email protected] ／Ｗ BYW95A-BYW95C Fast Recovery Rectifiers Ratings AND Charactieristic Curves FIG.1 -- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM trr 10 N.1. 50 N.1. +0.5A D.U.T. ( - ) 0 PULSE GENERATOR (NOTE2) (+) 50VDC (APPROX) (-) OSCILLOSCOPE (NOTE 1) 1 N.1. -0.25A ( + ) -1.0A NOTES: 1. RISETIME= 7ns MAX. INPUT IMPEDANCE= 1M . 22PF 2. RISETIME= 10ns MAX. SOURCEIMPEDANCE= 50 FIG.3 --PEAK FORWARD SURGE CURRENT 3.0 2.4 1.8 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.6 0 0 25 50 75 100 125 150 175 PEAK FORWARD SURGE CURRENT AMPERES AVERAGE FORWARD RECTIFIED CURRENT AMPERES FIG.2 --FORWARD DERATING CURRENT 1.2 100 TJ =125℃ 8.3ms Single Half Sine-Wave 80 60 40 20 0 1 AMBIENT TEMPERATURE, 10 TJ=25 Pulse Width=300µS 4 2 1.0 0.4 0.2 0.1 0.06 0.04 0.02 0.01 1.0 1.2 1.4 1.6 4 6 10 20 40 60 100 1.8 2.0 INSTANTANEOUS FORWARD VOLTAGE,VOLTS http://www.luguang.cn FIG.5--TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT,MICROAMPERES INSTANTANEOUS FORWARD CURRENT AMPERES 100 0.8 2 NUMBER OF CYCLES AT 60 Hz FIG.4--TYPICAL FORWARD CHARACTERISTIC 0.6 1cm SET TIMEBASEFOR 50/100 ns /cm 10 T J -１ ２ ５ 1.0 0.1 T J -２ ５ 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSEVOLTAGE,% mail:[email protected]