US3A thru US3M Surface Mount Ultra Fast Recovery Rectifiers P b Lead(Pb)-Free REVERSE VOLTAGE 50 TO 1000 VOLTS FORWARD CURRENT 3.0 AMPERE Features: * Low profile package * Ideal for automated placement * Low reverse current * Fast reverse recovery time Mechanical Data: * Cases: DO-214AB(SMC) * Case Material: Molded Plastic. UL Flammability * Classification Rating 94V-0 * Terminals: Lead free Plating (Tin Finish) * Solderable per MIL-STD-202, Method 208 * Polarity: Cathode Band * Weight: 0.231 grams (approximate) SMC(DO-214AB) SMC Outline Dimension Unit:mm SMC WEITRON http://www.weitron.com.tw 1/3 Dim Min Max A B C D E G H J 5.59 6.22 6.60 2.75 0.15 7.11 3.18 0.31 7.75 0.10 8.13 0.20 0.76 1.52 2.00 2.62 21-Jun-10 US3A thru US3M MAXIMUM RATINGS (TA=25°C unless otherwise noted) Characteristics Symbol US3A US3B US3D US3G US3J US3K US3M Unit Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 V Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 1000 V Maximum Average Forward IF(AV) 3.0 A IFSM 80 A Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave Superimposed on Rated Load Maximum Instantaneous At 3.0A DC Maximum DC Reverse Current @TA=25°C At Rated DC Blocking Voltage @TA=100°C VF 1.0 1.3 1.7 5.0 IR V μA 100 Maximun Reverse Recocery Time Trr 50 75 nS Typical Junction Capacitance CJ 80 50 pF 2 Typical Thermal Resistance1 Operating Temperature Range Storage Temperature Range R θJA 10 °C/W TJ -55 to+150 °C TSTG -55 to+150 °C NOTES: 1.Measured at 1.0MHZ and a pplied re verse vo lta ge of 4.0V DC 2.Measured with IF=0.5A, IR=1A, IRR=0.25A WEITRON http://www.weitron.com.tw 2/3 21-Jun-10 US3A Thru US3M 100.00 INSTANTANEOUS FORWARD CURRENT (A) 4.0 AVERAGE FORWARD CURRENT,(A) 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 0 20 40 60 80 100 120 140 US3A~US3D US3G US3J~US3M 10.00 1.00 0.10 0.01 160 0.2 AMBIENT TEMPERATURE(℃) 0.4 0.6 0.8 1.0 1.2 1.4 1.6 FORWARD VOLTAGE (V) FIG. 1-TYPICAL FORWARD CURRENT DERATING CURVE FIG. 2-TYPICAL FORWARD CHARACTERISTICS 100.000 100 REVERSE LEAKAGE CURRENT (uA) PEAK FORWARD SURGE CURRENT (A) 25℃ 80 60 40 20 0 1 10 125℃ 10.000 1.000 0.100 0.010 0.001 20% 100 NUMBER OF CYCLES AT 60Hz 40% 60% 80% 100% PERCENTAGE RATED PEAK REVERSE VOLTAGE (%) FIG. 4-TYPICAL REVERSE CHARACTERISTICS FIG. 3-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 160 JUNCTION CAPACITANCE (pF) 140 US3A~US3G US3J~US3M 120 100 80 60 40 20 0 0 1 10 REVERSE VOLTAGE (V) 100 FIG. 5-TYPICAL JUNCTION CAPACITANCE WEITRON http://www.weitron.con.tw 3/3 21-Jun-10