USF11 RECTRON THRU SEMICONDUCTOR TECHNICAL SPECIFICATION USF14 GLASS PASSIVATED SUPER FAST RECTIFIER VOLTAGE RANGE 50 to 200 Volts CURRENT 1.0 Ampere FEATURES * * * * * * * High reliability Low leakage Low forward voltage High current capability Super fast switching speed High surge capability Good for switching mode circuit DO-41 MECHANICAL DATA * * * * * Case: Molded plastic Epoxy: Device has UL flammability classification 94V-O Lead: MIL-STD-202E method 208C guaranteed Mounting position: Any Weight: 0.33 gram 1.0 (25.4) MIN. .205 (5.2) .166 (4.2) .034 (0.9) DIA. .028 (0.7) .107 (2.7) .080 (2.0) DIA. 1.0 (25.4) MIN. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS o Ratings at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) MAXIMUM RATINGS (At T A = 25 oC unless otherwise noted) SYMBOL USF11 USF12 USF13 USF14 UNITS Maximum Recurrent Peak Reverse Voltage VRRM 50 100 150 200 Volts Maximum RMS Volts VRMS 35 70 105 140 Volts VDC 50 100 150 200 Volts RATINGS Maximum DC Blocking Voltage Maximum Average Forward Current at T A = 55 oC Peak Forward Surge Current IFM (surge):8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range IO 1.0 Amps I FSM 30 Amps CJ 7 T J , T STG -55 to + 150 pF 0 C ELECTRICAL CHARACTERISTICS (At TA = 25oC unless otherwise noted) CHARACTERISTICS Maximum Forward Voltage at 1.0A DC SYMBOL VF Maximum DC Reverse Current @T A = 25 o C at Rated DC Blocking Voltage @T A =100 o C Maximum Reverse Recovery Time (Note 1) NOTES : 1. Test Conditions: IF=0.5A, IR=-1.0A, IRR=-0.25A. 2. Measured at 1 MHZ and applied reverse voltage of 4.0 volts. IR USF11 USF12 USF13 0.92 USF14 UNITS Volts 5.0 uAmps 100 trr 20 nSec 2002-4 RATING AND CHARACTERISTIC CURVES ( USF11 THRU USF14 ) FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 10 NONINDUCTIVE FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE trr AVERAGE FORWARD CURENT, (A) 50 NONINDUCTIVE +0.5A (-) D.U.T (+) 25 Vdc (approx) (-) 0 PULSE GENERATOR (NOTE 2) 1 NONINDUCTIVE OSCILLOSCOPE (NOTE 1) -0.25A (+) -1.0A 1cm NOTES:1 Rise Time = 7ns max. Input Impedance = SET TIME BASE FOR 10 ns/cm 1 megohm. 22pF. 2. Rise Time = 10ns max. Source Impedance = 50 ohms. FIG. 3 - TYPICAL REVERSE CHARACTERISTICS TJ = 150 10 TJ = 100 1.0 TJ = 25 .1 .01 1.0 0 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE ( CHARACTERISTICS 100 10 TJ = 25 1 Pulse Width = 300uS 1% Duty Cycle .1 .01 0 20 40 60 80 100 120 0 140 JUNCTION CAPACITANCE, (pF) 30 8.3ms Single Half Sine-Wave (JEDEC Method) 25 20 15 10 5 0 1 2 5 10 20 50 NUMBER OF CYCLES AT 60Hz 100 .4 .6 .8 1.0 1.2 1.4 FIG. 6 - TYPICAL JUNCTION CAPACITANCE FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 35 .2 INSTANTANEOUS FORWARD VOLTAGE, (V) PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) PEAK FORWARD SURGE CURRENT, (A) Single Phase Half Wave 60Hz Resistive or Inductive Load FIG. 4 - TYPICAL INSTANTANEOUS FORWARD INSTANTANEOUS FORWARD CURRENT, (A) INSTANTANEOUS REVERSE CURRENT, (uA) 100 2.0 200 100 60 40 20 TJ = 25 10 6 4 2 1 .1 .2 .4 1.0 2 4 10 20 40 100 REVERSE VOLTAGE, ( V ) RECTRON )