31DF6

BL FEATURES Low cost Low leakage GALAXY ELECTRICAL 31DF6(Z) VOLTAGE RANGE: 600 V CURRENT: 3.0 A SUPER FAST RECTIFIERS DO - 27 D iffused junction Low forward voltage drop H igh current capability Easily cleaned with alcohol,Isopropanol and similar solvents The plastic material carries U/L recognition 94V-0 MECHANICAL DATA C ase:JEDEC DO--27,molded plastic Terminals: Axial lead ,solderable per MIL-STD202,Method 208 Polarity: Color band denotes cathode Weight: 0.041ounces,1.15 grams Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,50Hz,resistive or inductive load. For capacitive load,derate by 20%. 31DF6 Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forw ard rectified current 9.5mm lead length, @TA =75 UNITS V V V A VRRM VRMS VDC IF(AV) 600 420 600 3.0 Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @TJ =125 IFSM 45.0 A Maximum instantaneous forw ard voltage @ 3.0A Maximum reverse current at rated DC blocking voltage Maximum reverse recovery time Typical junction capacitance Typical thermal resistance @TA =25 @TA =100 (Note1) (Note2) (Note3) VF IR trr CJ RθJA TJ TSTG 1.7 20.0 100.0 35 90 34 - 55 ----- + 150 - 55 ----- + 150 V A ns pF /W Operating junction temperature range Storage temperature range NOTE: 1. Measured with I F =0.5A, I R=1A, I rr=0.25A. www.galaxycn.com 2. Measured at 1.0MH Z and applied rev erse v oltage of 4.0V DC. 3. Thermal resistance f rom junction to ambient. Document Number 0264018 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES FIG.1 -- FORWARD DERATING CURVE AVERAGE FORWARD CURRENT , A PEAKFORWARDSURGECURRENT AMPERES 5.0 31DF6(Z) FIG.2 -- PEAK FORWORD SURGE CURRENT 50 4.0 40 3.0 30 2.0 1.0 Single Phase Half Wave 60HZ Resistive or Inductive Load 0.375"(9.5mm)Lead Length 15 2 20 10 0 0 25 50 7 5 100 150 8 .3 m s S in g le H a lf S in e -W a v e 1 5 10 50 100 0 AMBIENT TEMPERATURE , NUMBER OF CYCLES AT 60HZ INSTANTANEOUS FORWARD CURRENT ,A FIG.3 -- TYPICAL FORWORD CHARACTERISTIC 10 4.0 2.0 1.0 0.4 0.2 0.1 0.04 0.02 0.01 0 0 .4 0 .8 1.2 1.6 2.0 2.4 FIG.4--TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE,pF 1000 600 400 200 100 60 40 20 TJ=25 f=1.0MHz T J =25 Pulse Width=300 µs 10 0.1 0.2 0.4 1 2 4 10 20 40 100 INSTANTANEOUS FORWORD VOLTAGE, VOLTS REVERSE VOLTAGE, VOLTS FIG.5--AVERAGE FORWARD POWER DISSIPATION 7 DC AVERAGE FORWARD POWER 6 DISSIPATION , W RECT180 0 5 4 3 2 1 0 0 0 .5 1.0 1.5 0 HALF SINE WAVE 0 RECT120 RECT60 2.0 2.5 3.0 AVERAGE FORWARD CURRENT , A www.galaxycn.com Document Number 0264018 BLGALAXY ELECTRICAL 2.