UF1A THRU UF1K 50V-800V SURFACE MOUNT RECTIFIER 1.0A 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 MECHANICAL DATA Case:JEDEC DO-214A C, molded p lastic Terminals: Solderable per MIL- STD-202,Method 208 Polarity: Color band denotes cathode Weight: 0.003 ounces,0.093 grams Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 oC 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=100 ¢J Peak Forward Surge Current 8.3ms single half sinewave superimposed on rated load(JEDEC method) TA=55 ¢J Maximum Instantaneous Forward Voltage at 1.0A 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 UF1A UF1B UF1D UF1G UF1J UF1K 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 UNITS Volts Volts Volts 1.0 Amps 30.0 Amps 1.0 1.4 1.7 Volts 10.0 100 50.0 ns 100.0 17.0 30 -50 to +150 PF o C/W o C 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 E-mail: [email protected] 1 of 2 Web Site: www.taychipst.com UF1A THRU UF1K 50V-800V SURFACE MOUNT RECTIFIER RATINGS AND CHARACTERISTIC CURVES 1.0A UF1A THRU UF1K trr +0.5A 0 -0.25 -1.0 NOTE:1.Rise Time = 7ns max. Input Impedance = 1 megohm. 22pF 2.Rise Time = 10ns max. 1cm SET TIME BASE FOR 50 ns/cm Source Impedance = 50 Ohms Fig. 1-REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 10 PEAK FORWARD SURGE CURRENT, AMPERES TJ = 25 ¢J TYPICAL IFM, Apk UF1A 1.0 UF1G 0.1 UF1K 100 TJ = 25 ¢J f = 1.0MHz Vsig = 50m Vp-p 10 1 0.1 1 10 100 .01 0 .2 .4 .6 .8 1.0 1.2 1.4 REVERSE VOLTAGE, VOLTS AVERAGE FORWARD CURRENT AMPERES 2.0 Fig. 3- TYPICAL JUNCTION CAPACITANCE PEAK FORWARD SURGE CURRENT, AMPERES Fig. 2-FORWARD CHARACTERISTICS SINGLE PHASE HALF WAVE RESISTIVE OR INDUCTIVE P.C.B MOUNTED ON 0.315×0.315"(8.0×8.0mm) PAD AREAS 1.0 25 50 75 25 8.3ms SINGLE HALF SINE WAVE 20 JEDEC METHOD 15 10 5 1 100 125 150 175 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz LEAD TEMPERATURE, ¢J Fig. 4- FORWARD CURRENT DERATING CURVE E-mail: [email protected] 30 2 of 2 Fig. 5-PEAK FORWARD SURGE CURRENT Web Site: www.taychipst.com