US2A thru US2M REVERSE VOLTAGE - FORWARD CURRENT - SURFACE MOUNT ULTRA FAST RECTIFIERS FEATURES 50 to 1000 Volts 2.0 Amperes SMB * Glass passivated chip * Ultra fast switching for high efficiency SMB * For surface mounted applications DIM. MIN. MAX. A 4.06 4.57 B 3.30 3.94 C 1.96 2.21 D 0.15 0.31 E 5.21 5.59 * Case: Molded plastic F 0.05 0.20 * Polarity: Indicated by cathode band G 2.01 2.40 * Weight:0.002 ounces, 0.064 grams H 0.76 1.52 * Low forward voltage drop and Hi current capability * Low reverse leakage current * Plastic material has UL flammability classification 94V-0 MECHANICAL DATA All Dimensions in millimeter MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. CHARACTERISTICS SYMBOL US2A US2B US2D US2G US2J US2K US2M UNIT Maximum Repetitive 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 Rectified Current IAV 2.0 A Peak Forward Surge 8.3ms single half sine-wave superimposed on rated load IFSM 50 A Maximum Forward Voltage at 2.0A DC VF Maximum DC Reverse Current @Tj=25C at Rated DC Blocking Voltage @Tj=100C IR Maximum Reverse Recovery Time (Note 1) TRR @TL=95C Typical Junction Capacitance (Note 1) Typical Thermal Resistance (Note 2) Operating Junction Temperature Range Storage Temperature Range Note : (1) (2) (3) 1.0 1.3 1.7 5 100 50 V uA 75 ns Cj 30 pF RJL 22 C/W Tj -55 to +150 C TSTG -55 to +150 C Reverse Recovery Test Condition :IF=0.5A,IR=1.0A,,IRR=0.25A. Measured at 1MHz and applied reverse voltage of 4.0VDC. Thermal Resistance junction to Ambient, Lead and Case REV.0, Jul-2010, KSFB01 RATING AND CHARACTERISTIC CURVES US2A thru US2 FIG.1- FORWARD CURRENT DERATING CURVE FIG.2- MAXIMUM NON-REPETITIVE SURGE CURRENT 2.5 60 PEAK FORWARD SURGE CURRENT, (A) AVERAGE FORWARD CURRENT, (A) US2A to US2D 2 US2G 1.5 US2J to US2M 1 Mounted on glass-epoxy substrate with 1oz/ft2_US2A to US2D / 7x5 mm, US2G / 10 x 10 mm, US2J to US2M / 15 x 15 mm copper pad. 0.5 50 40 30 20 8.3ms Single Half Sine-Wave 10 0 0 25 50 75 100 125 150 0 1 LEAD TEMPERATURE, ( ) 10 100 NUMBER OF CYCLES AT 60Hz FIG.3- TYPICAL JUNCTION CAPACITANCE FIG.4- TYPICAL FORWARD CHARACTERISTICS 100 100 CAPACITANCE, (pF) INSTANTANEOUS FORWARD CURRENT, (A) US2A to US2D Tj=25, f=1MHz 10 US2G @25 @150 @25 @150 10 1 US2J to US2M @25 @150 0.1 PULSE WIDTH 300us 2% Duty Cycle 0.01 1 10 100 0 0.2 REVERSE VOLTAGE, VOLTAGES 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG.5- TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, (mA) 10 1 Tj=150 0.1 0.01 0.001 0.0001 Tj=25 0.00001 0 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) Note: LSC and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes, to this document, and the products and services described herein at anytime, without notice.