US3A

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 pro le package * Ideal for automated placement * Low reverse current * Fast reverse recovery time Mechanical Data: * Cases: DO-214AB(SMC) * Case Material: Molded Plastic. UL Flammability * Classi cation 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 SMC Dim Min Max Unit:mm A B C D E G H J 5.59 6.60 2.75 0.15 7.75 0.10 0.76 2.00 6.22 7.11 3.18 0.31 8.13 0.20 1.52 2.62 WEITRON http://www.weitron.com.tw 1/3 21-Jun-10 US3A thru US3M MAXIMUM RATINGS (TA=25°C unless otherwise noted) Characteristics Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward 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 Maximun Reverse Recocery Time Typical Junction Capacitance Typical Thermal Resistance1 Operating Temperature Range Storage Temperature Range 2 Symbol US3A US3B US3D US3G US3J US3K US3M Unit VRRM VRMS VDC IF(AV) 50 35 50 100 70 100 200 140 200 400 280 400 3.0 600 420 600 800 560 800 1000 700 1000 V V V A A IFSM VF IR Trr CJ R θJA TJ TSTG 50 80 10 1.0 80 1.3 5.0 100 1.7 V A 75 50 nS pF °C/W °C °C -55 to+150 -55 to+150 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 4.0 100.00 INSTANTANEOUS FORWARD CURRENT (A) US3A~US3D US3G US3J~US3M 10.00 3.5 AVERAGE FORWARD CURRENT,(A) 3.0 2.5 2.0 1.5 1.0 0.5 0.0 0 20 40 60 80 100 120 140 160 AMBIENT TEMPERATURE(℃) 1.00 0.10 0.01 0.2 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 100 100.000 25℃ PEAK FORWARD SURGE CURRENT (A) REVERSE LEAKAGE CURRENT (uA) 80 10.000 125℃ 60 1.000 40 0.100 20 0.010 0 1 10 NUMBER OF CYCLES AT 60Hz 100 0.001 20% 40% 60% 80% 100% PERCENTAGE RATED PEAK REVERSE VOLTAGE (%) FIG. 3-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 160 140 JUNCTION CAPACITANCE (pF) 120 100 80 60 40 20 0 0 1 10 REVERSE VOLTAGE (V) 100 FIG. 4-TYPICAL REVERSE CHARACTERISTICS US3A~US3G US3J~US3M FIG. 5-TYPICAL JUNCTION CAPACITANCE WEITRON http://www.weitron.con.tw 3/3 21-Jun-10