DATA SHEET UF8A THRU UF8M SEMICONDUCTOR SURFACE MOUNT ULTRAFAS T RECTIFI ER VOLTAGE - 50 to 1000 Volts CURR ENT - 8.0 Amperes SMC/DO-214AB FEATURES Unit:inch(mm) • For surface mounted applications • Low profile package .128(3.25) .108(2.75) • Built-in strain relief • Easy pick and place .245(6.22) .220(5.59) • Ultrafast recovery times for high efficiency • Plastic package has Underwriters Laboratory Flammability Classification 94V-O • Glass passivated junction .280(7.11) .260(6.60) • High temperature soldering: .012(.305) .006(.152) 260 OC /10 seconds at terminals • High temperature soldering : 260OC / 10 seconds at terminals • Pb free product at available : 99% Sn above meet RoHS environment .103(2.62) .079(2.00) substance directive request MECHANICAL DATA • Case: JEDEC DO-214AB molded plastic .008(.203) .002(.051) .050(1.27) .030(0.76) Terminals: Solder plated, solderable per MIL-STD-750, .320(8.13) .305(7.75) • Method 2026 • Polarity: Indicated by cathode band • Standard packaging: 16mm tape (EIA-481) Weight: 0.007 ounce, 0.21 gram SYMBOL UF8A UF8B UF8D UF8G UF8J UF8K UF8M Maximum Recurrent Peak Reverse V oltage CHARACTERISTICS VRRM 50 100 200 400 600 800 1000 V Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 V VDC 50 100 200 400 600 800 1000 V Maximum DC Blocking Voltage Maximum Average Forward @TL =75 °C Rectified Current UNIT I(AV) 8.0 A IFSM 100 A Peak Forward Surge Current 8.3ms single half sine- wave super imposed on rated load (JEDEC METHOD) Maxi mum f orward Voltage at 8.0A DC VF Maxi mum DC Reverse Cur rent @TJ =25 °C at Rated DC Blocking Voltage @TJ =100 °C Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 3 ) Operating Temperature Range Storage Temperature Range 1.0 1.3 1.5 1.7 10 IR V uA 100 TRR 50 75 ns CJ 20 10 pF RθJL 30 °C/W TJ -55 to +150 °C TSTG -55 to +150 °C NOTES : 1.Reverse Recovery Test Conditions :IF=0.5A,IR=1.0A,IRR=0.25A. 2.Measured at 1.0MHz and applied reverse voltage of 4.0V DC. 3.Thermal Resistance junction to Lead. http://www.yeashin.com 1 REV.02 20110725 RATING AND CHARACTERISTIC CURVES UF8A THRU UF8M AVERAGE FORWARD CURRENT, AMPERES trr +0.5A 0 -0.25 NOTE:1.Rise Time = 7ns max. Input Impedance = 1 megohm. 22pF 2.Rise Time = 10ns max. -1.0 SET TIME BASE FOR Source Impedance = 50 Ohms 1cm 3.0 2.5 2.0 1.5 SINGLE PHASE HALF 60Hz RESISTIVE OR LOAD P.C.B MOUNTED 0.5 0.315×0.315"(8.0×8.0mm) COPPER PAD 1.0 50 60 70 50 ns/cm 90 100 110 120 130 140 150 LEAD TEMPERATURE, O C Fig. 2-MAXIMUM AVERAGE FORWARD CURRENT RATING INSTANTANEOUS FORWARD CURRENT AMPERES Fig. 1-REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM INSTANTANEOUS REVERSE LEAKAGE CURRENT, MICROAMPERES 80 100 TJ = 150 O C 10 TJ = 100 O C 1 O TJ = 25 C 0.1 0.01 100 UF8A ~ UF8D UF8G 10 UF8M 1 TJ = 25 O C PULSE WIDTH = 300 us 2% DUTY CYCLE 0.1 0.01 0 20 40 60 80 100 120 140 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 PERCENT OF PEAK REVERSE VOLTAGE VOLTS INSTANTANEOUS FORWARD VOLTAGE VOLTS Fig. 3-TYPICAL REVERSE CHARACTERISTICS Fig. 4-TYPICAL FORWARD CHARACTERISTICS 160 TJ = 25 O C f = 1MHZ Vsig = 50mVp-p 140 CAPACITANCE, pF PEAK FORWARD SURGE CURRENT, AMPERES 200 100 50 8.3ms SINGLE HALF SINE WAVE JEDEC METHOD 120 UF8A ~ UF3D 100 80 60 UF8G ~ UF8M 40 10 1 10 50 20 .1 100 5 .5 1 2 5 10 20 50 100 200 500 1000 NUMBER OF CYCLES AT 60Hz REVERSE VOLTAGE VOLTS Fig. 5-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT http://www.yeashin.com 2 Fig. 6-TYPICAL JUNCTION CAPACITANCE REV.02 20110725