USF11-USF14 Super Fast Rectifiers VOLTAGE RANGE: 50 --- 200 V CURRENT: 1.0 A Features DO - 41 Low cost Low leakage Low forward voltage drop High current capability Easily cleaned with alcohol,Isopropanol and similar solvents The plastic material carries U/L recognition 94V-0 Mechanical Data Case:JEDEC DO--41,molded plastic Polarity: Color band denotes cathode Weight: 0.012 ounces,0.34 grams Mounting position: Any Dimensions in 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 by 20%. USF11 USF12 USF13 USF14 UNITS Maximum recurrent peak reverse voltage VRRM 50 100 150 200 V Maximum RMS voltage VRMS 35 70 105 140 V Maximum DC blocking voltage VDC 50 100 150 200 V Maximum average forw ard rectified current 9.5mm lead length, @TA=75 IF(AV) 1.0 A IFSM 30.0 A VF 0.92 V Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @TJ =125 Maximum instantaneous forw ard voltage @ 1.0A Maximum reverse current at rated DC blocking voltage @TA=25 @TA=100 IR 5.0 100.0 A Maximum reverse recovery time (Note1) trr 20 ns Typical junction capacitance (Note2) CJ 7 pF Typical thermal resistance (Note3) RθJA 50 TJ - 55 ----- + 150 TSTG - 55 ----- + 150 Operating junction temperature range Storage temperature range NOTE: 1. Measured with I F =0.5A, I R=1A, I rr=0.25A. 2. Measured at 1.0MHz and applied rev erse v oltage of 4.0V DC. 3. Thermal resistance f rom junction to ambient. http://www.luguang.cn mail:[email protected] /W USF11-USF14 Super Fast Rectifiers Ratings AND Charactieristic Curves FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC trr 50 N 1. 10 N 1. +0.5A D.U.T. 0 PULSE GENERATOR (NOTE2) (+) 25VDC (approx) (-) 1 NONINDUCTIVE -0.25A OSCILLOSCOPE (NOTE 1) -1.0A 1cm NOTES:1.RISE TIME = 7ns MAX.INPUT IMPEDANCE = 1M .22pF. JJJJJ2.RISE TIME =10ns MAX.SOURCE IMPEDANCE=50 . SET TIME BASE FOR 10/20 ns/cm TJ=25 P u ls e W id th = 3 0 0 µ s 1.0 0.4 0.2 0.1 0.04 0.02 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG.3 -- FORWARD DERATING CURVE AVERAGE FORWARD CURRENT AMPERES 100 40 20 10 4.0 2.0 CURRENT, AMPERES INSTANTANEOUS FORWARD FIG.2 -- TYPICAL FORWARD CHARACTERISTIC JUNCTION CAPACITANCE,pF FIG.4 -- TYPICAL JUNCTION CAPACITANCE 40 20 10 6 4 TJ=25 f=1.0MHZ 2 10.1 0.2 0.4 1 2 4 10 20 40 100 REVERSE VOLTAGE,VOLTS 2 Single Phase Half Wave 60HZ Resistive or Inductive Load 0.375"(9.5mm)Lead Length 1 0 0 25 50 75 100 125 30 8.3ms Single Half Sine-Wave 25 20 15 10 5 0 1 5 10 CURRENT, MICROAMPERES INSTANTANEOUS REVERSE T J= 1 5 0 10 T J= 1 0 0 .1 T J= 2 5 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, http://www.luguang.cn 50 100 NUMBER OF CYCLES AT 60Hz 100 .0 1 0 175 AMBIENT TEMPERATURE, FIG.6 -- TYPICAL REVERSE CHARACTERISTIC 1 150 FIG.5 -- PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES 100 60 z mail:[email protected]