UF3A thru UF3K SURFACE MOUNT ULTRAFAST RECTIFIER CHENG- YI ELECTRONIC VOLTAGE RANGE -50 TO 800 VOLTS CURRENT -3.0 Amperes SMC/DO-214AB FEATURES 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 260oC/10 seconds at terminals .108(2.75) .128(3.25) .220(5.59) .245(6.22) .260(6.60) .280(7.11) .006(.152) .012(.305) .079(2.00) .103(2.62) MECHANICAL DATA .002(.051) .008(.203) .030(0.76) .050(1.27) 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 ounces, 0.21 gram .305(7.75) .320(8.13) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 250C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, reistive or inductive load. For capacitive load, derate current by 20%. SYMBOLS UF3A UF3B UF3D UF3G UF3J UF3K UNITS Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 V Maximum RMS Voltage VRMS 35 70 140 280 420 560 V Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 V Maximum Average Forward Rectified Current, at TL=75 C I(AV) 3.0 A Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) TA=55 C IFSM 100.0 A Maximum Instantaneous Forward Voltage at 3.0A VF Maximum DC Reverse Current at Rated DC Blocking Voltage IR 0 0 @ TA=250C @ TA=1000C 1.0 1.4 10.0 A 300 Maximum Reverse Recovery Time (Note 1) TJ=25 C TRR 50.0 100.0 Typical Junction Capacitance (Note 2) CJ 75.0 63 0 Maximum Thermal Resistance (Note 3) R Operating and Storage Temperature Range TJ , TSTG JL Notes : 1. Reverse Recovery Test Conditions: IF=0.5A, I R=1.0A, I RR=0.25A 2. Measured at 1.0 MHZ and Applied Vr=4.0 volts. 3. 8.0mm2 (.013mm thick) land areas. V 1.7 15 -50 to +150 nS pF 0 C/W 0 C UF3A thru UF3K SURFACE MOUNT ULTRAFAST RECTIFIER CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES UF3A THRU UF3K AVERAGE FORWARD CURRENT, AMPERES Fig. 2 - MAXIMUM AVERAGE FORWARD CURRENT RATING Fig. 1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Noninductive (+) 25 Vdc (approx) ( ) trr 10 Noninductive +0.5A ( ) D.U.T. 0 PULSE GENERATOR NOTE 2 1 NONInductive -0.25 (+) OSCILLOSCOPE NOTE 1 2.5 2.0 1.5 SINGLE PHASE HALF W AVE 60HZ RESISTIVE OR INDUCTIVE LOAD P.C.B MOUNTED ON 0.315x0.315"(8.0x8.0mm) COPPER PAD AREAS 1.0 0.5 0 50 -1.0 NOTES:1. Rise Time=7ns max. Input Impedance=1 megohm. 22pF 2. Rise Time=10ns max. Source Impedance=50 Ohms. 60 70 1cm SET TIME BASE FOR 10ns/cm 80 90 100 110 120 130 140 150 LEAD TEMPERATURE, oC Fig. 4 - TYPICAL FORWARD CHARACTERISTICS Fig. 3 - TYPICAL REVERSE CHARACTERISTICS 100 100 INSTANTANEOUS FORWARD CURRENT, AMPERES INSTANTANEOUS REVERSE LEAKAGE CURRENT, MICROAMPERES 3.0 0 TJ=150C 10.0 0 TJ=100C 1.0 0 TJ=25C 0.1 01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, VOLTS UF3A thru UF3D 10.0 UF3G UF3K 1.0 0.1 0 TJ=25C Pulse Width=300 s 2% Duly Cycle 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE. VOLTS Fig. 6 - TYPICAL JUNCTION CAPACITANCE 160 200 0 TJ=25C f=1MHz Vslg=50mVp-p 140 100 CAPACITANCE, pF PEAK FORWARD SURGE CURRENT, AMPERES Fig. 5 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 50 8.3ms SINGLE HALF SINCE-WAVE JEDEC METHOD 10 120 UF3A thru UF3D 100 80 UF3G thru UF3K 60 40 1 5 10 NUMBER OF CYCLES AT 60HZ 50 100 20 .1 .5 1.0 2.0 5.0 10.0 20 50 100 200 REVERSE VOLTAGE, VOLTS 500 1000