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| HIGH EFFICIENCY GLASS PASSIVATED RECTIFIER SFF81 THRU SFF86 FEATURES * * * * * * * * * VOLTAGE RANGE CURRENT 50 to 400 Volts 8.0 Ampere Glass passivated chip junction Low power loss, high efficiency Low leakage Super fast switching speed High current capacity, high surge capacity High temperature soldering guaranteed 200/10 second, 0.16(4.06mm) lead length from case Also available in reverse polarity, add the "R" Suffix, i.e. SFF81R Also available in the single chip version, SF81 ITO-220AC MECHANICAL DATA * * * * * * Case: Transfer molded plastic Epoxy: UL94V-0 rate flame retardant Polarity: Color Band denotes cathode end Lead: Plated axial lead, solderable per MIL-STD-202E method 208C Mounting position: Any Weight: 0.08ounce, 2.24 gram Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS SF81 SF82 Maximum Repetitive Peak Reverse Voltage VRRM 50 100 Maximum RMS Voltage VRMS 35 70 Maximum DC Blocking Voltage VDC 50 100 Maximum Average Forward Rectified Current At Tc=100 Peak Forward Surge Current 8.3ms single half sine wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 8.0A Maximum DC Reverse Current at rated TA = 25 DC Blocking Voltage TA = 125 Maximum Reverse Recovery Time Test conditions IF =0.5A, IR =1.0A, IRR =0.25A Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 1) Operating Junction Temperature Range Storage Temperature Range * * * SF83 150 105 150 8.0 125 0.975 10 500 35 SF84 200 140 200 SF85 300 210 300 SF86 400 280 400 UNIT Volts Volts Volts Amps Amps I(AV) IFSM VF IR trr CJ RJC TJ TSTG 1.4 Volts A 50 40 3.0 (-55 to +150) (-55 to +150) nS pF /W Notes: 1. Unit mounted on heatsink 2. measured at 1.0MHz and applied reverse voltage of 4.0V E-mail: sales@cnmic.com Web Site: www.cnmic.com HIGH EFFICIENCY GLASS PASSIVATED RECTIFIER SFF81 THRU SFF86 VOLTAGE RANGE CURRENT 50 to 400 Volts 8.0 Ampere RATING AND CHRACTERISTIC CURVES SFF81 THRU SFF86 FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, 12 FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE 150 CURRENT, (A) 8.3ms Single Half Sine-Wave (JEDEC Method) T= Tjmax 100 8.0 (A) 4.0 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.375(9.5mm) Lead Length 50 1 Cycle 0 0 25 50 75 100 125 150 175 0 1 2 4 6 8 10 20 40 60 100 AMBIENT TEMPERATURE, ( C) NUMBER OF CYCLES AT 60 Hz FIG.4-TYPICAL REVERSE CHARACTERISTICS PER LEG FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 100 TJ =125 C 100 INSTANTANEOUS FORWARD CURRENT, INSTANTANEOUS REVERSE CURRENT, (A) 10 0V (A) 0/ 1 50 / 20 10 30 0/ 40 0V 1.0 50 /10 1.0 TJ=25 C TJ =25 C Pulse Width=300us 1% Duty Cycle 0.1 0.4 0.8 1.2 1.6 0.1 INSTANTANEOUS FORWARD VOLTAGE,(V) 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK FIG.5-TYPICAL JUNCTION CAPACITANCE 100 REVERSE VOLTAGE,(%) JUNCTION CAPACITANCE,(pF) F1G.6-TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC Trr 50 10 NONINDUCTIVE NONINDUCTIVE (-) 10 (+) 25 Vdc (approx.) (-) TJ =25 C f=1MHz Vsig=50mVp-p D.U.T. PULSE GENERATIOR (NOTE 2) (+) OSCILLOSCOPE (NOTE 1) +0.5A 0 -0.25A 1 NON INDUCTIVE -1.0A 1cm 1 0.1 1.0 10 100 REVERSE VOLTAGE,(V) NOTES : 1.Rise Time=7ns mas. Input Impedance= 1 magohm. 22pF 2.Rise time=10ns max. Source Impedance= 50 ohms SET TIME BASE FOR 50/100ns/cm E-mail: sales@cnmic.com Web Site: www.cnmic.com |
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