35.0 Amp Y-LEAD BLOCK AUTO DIODES Data Sheet Mechanical Dimensions Description .406(10.3) .382(9.7) .202(5.14) .191(4.84) .341(8.65) .321(8.15) .548(13.91) .516(13.10) .406(10.3) .382(9.7) 1.016(25.81) .919(23.35) .449(11.41) .423(10.75) .284(7.21) .267(6.79) .024(0.62) .023(0.58) .203(5.15) .191(4.85) Dimensions in inches and (millimeters) BLOCK Features Mechanical Data ¬ Low forward voltage drop ¬ Case: OFC Heat Sink ¬ High current capability ¬ Encap: Epoxy Sealed Rated ¬ High reliability ¬ High surge current capability UL94V-0 ¬ Weight: 2.82 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25oC ambient temperature unless otherwise specified. SYMBOL BYFR3502 BYFR3504 BYFR3506 UNIT Maximum Peak Repetitive Reverse Voltage@Irrm=10uA VRRM 200 400 600 V Maximum RMS Voltage VRMS 140 280 420 V VB 200 400 600 V o Maximum DC Blocking Voltage(TA=25 C) o Maximum Average Forward Current Io@Tc=150 C 60 Hz, resistive or inductive load Peak Forward Surge Current, 8.3ms single Half sine-wave superimposed on rated load (JEDEC method) Maximum Inst. Forward Voltage Drop, IF at 80Amp Maximum DC Reverse Current At Rated DC Blocking Voltage o (VB)@TJ=25 C o (VB)@TJ=175 C Operating Junction and Storage Temperature Range I(AV) 35 A IFSM 450 A VF 1.2 V 10 uA 500 uA IR TJ, TSTG -40 to +175 o C 35.0 Amp Y-LEAD BLOCK AUTO DIODES Data Sheet RATINGS AND CHARACTERISTIC CURVES BYFR3502 ~ BYFR3506 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG.1 - FORWARD CURRENT DERATING CURVE 450 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 35 30 25 20 15 10 5 60 Hz Resistive or Inductive load 0 Pulse Width 8.3ms Single Half-Sire-Wave (JEDEC Method) 375 300 225 150 75 0 0 25 50 75 100 125 150 175 1 FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS 1000 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 1000 100 10 o TJ=25 C PULSE WIDTH=300uS 1% DUTY CYCLE 1 0.2 0.4 0.6 0.8 1.0 1.2 100 NUMBER OF CYCLES AT 60Hz o CASE TEMPERATURE, C IINSTANTANEOUS FORWARD CURRENT, AMPERES 10 1.4 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 1.6 o TJ=175 C 100 10 1 o TJ=25 C 0.1 0.01 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE,%