UF3A THRU UF3K SURFACE MOUNT ULTRAFAST RECTIFIER VOLTAGE - 50 to 800 Volts CURRENT - 3.0 Amperes FEATURES l l l l l l l l For surface mounted applications Low profile package Built-in strain relief Easy pick and place Ultrafast recovery times for high efficiency Plastic package has Underwriters Laboratory Flammability Classification 94V-O Glass passivated junction High temperature soldering: 260 ¢J /10 seconds at terminals SMC/DO-214AB MECHANICAL DATA Case: JEDEC DO-214AB molded plastic Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Indicated by cathode band Standard packaging: 16mm tape (EIA-481) Weight: 0.007 ounce, 0.21 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ¢J ambient temperature unless otherwise specified. Resistive or inductive load. For capacitive load, derate current by 20%. Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current, at TL=75 ¢J Peak Forward Surge Current 8.3ms single half sinewave superimposed on rated load(JEDEC method) TA=55 ¢J Maximum Instantaneous Forward Voltage at 3.0A Maximum DC Reverse Current TA=25 ¢J At Rated DC Blocking Voltage TA=100 ¢J Maximum Reverse Recovery Time (Note 1) TJ=25 ¢J Typical Junction capacitance (Note 2) Maximum Thermal Resistance (Note 3) Operating and Storage Temperature Range SYMBOLS UF3A UF3B UF3D UF3G UF3J UF3K VRRM VRMS VDC I(AV) 50 35 50 100 70 100 200 140 200 400 280 400 600 420 600 800 560 800 IFSM VF IR TRR CJ R £KJL TJ,TSTG NOTES: 1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, Irr=0.25A 2. Measured at 1 MHz and Applied reverse voltage of 4.0 volts 3. 8.0mm2 (.013mm thick) land areas UNITS Volts Volts Volts 3.0 Amps 100.0 Amps 1.0 1.4 1.7 Volts £g A 100.0 63 nS PF ¢J /W ¢J 10.0 300 50.0 75.0 15 -50 to +150 RATING AND CHARACTERISTIC CURVES UF3A THRU UF3K 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, ¢J 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 ¢J 10 TJ = 100 ¢J 1 TJ = 25 ¢J 0.1 0.01 100 UF3A ~ UF3D UF3G 10 UF3K 1 TJ = 25 ¢J PULSE WIDTH = 300 £gs 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 ¢J 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 UF3A ~ UF3D 100 80 60 UF3G ~ UF3K 40 10 1 10 50 100 5 20 .1 .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 Fig. 6-TYPICAL JUNCTION CAPACITANCE