US2A

US2A Thru US2M Surface Mount Ultra Fast Rectifiers REVERSE VOLTAGE 50 TO 1000 VOLTS FORWARD CURRENT 2.0 AMPERE Features: * For Surface Mount Application * Glass Passivated Chip * Low Reverse Leakage Current * Low Forward Voltage Drop And High Current Capability * Ultra Fast Switching For High Efficiency * Plastic Meterial Has UL Flammability Classification 94V-0 Mechanical Data * Case : Molded Plastic * Terminals: Solder Plated Terminal-Solderable per MIL-STD-202, Method 208 * Polarity :Indicated by cathode band * Weight : 0.003 Ounce ,0.093 grams SMB(DO-214AA) SMB Outline Dimension SMB Dim A B C D E G H J Min 3.30 4.06 1.96 0.15 5.00 0.10 0.76 2.00 Unit:mm Max 3.94 4.80 2.21 0.31 5.59 0.20 1.52 2.62 WEITRON http://www.weitron.com.tw US2A Thru US2M Maximum Ratings and Electrical Characteristics Rating 25 C Ambient Temperature Unless Otherwise Specified. Single Phase Half Wave, 60Hz , Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%. Characteristics Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @T T =75 C Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) Maximum Instantaneous At 2.0A DC Maximum DC Reverse Current @T A =25 C At Rated DC Blocking Voltage @T A =100 C Maximun Reverse Recocery Time(Note1) Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 3) Operating Temperature Range Storage Temperature Range Symbol US2A US2B US2D US2G US2J US2K US2M Unit VRRM VRMS VDC IF(AV) 50 35 50 100 70 100 200 140 200 400 280 400 2.0 600 420 600 800 560 800 1000 700 1000 V A IFSM VF IR Trr CJ 50 50 A 1.0 1.30 5.0 350 1.70 V uA 100 25 25 -55 to+150 -55 to+150 ns PF C/W R JT TJ TSTG C C NOTES:1.Reverse Recovery Test Conditions: I F=0.5A, I R=1.0A, I RR =0.25A. 2.Measured at 1.0MHz applied reverse voltage of 4.0V DC. 3.Unit Mounted on PC board with 5.0 mm2(0.03mm thick) land areas. WEITRON http://www.weitron.com.tw US2A thru US2M I F , INST ANT ANEOUS FOR W ARD CURRENT (A) 0 .75 10 ( A) 2.0 1.6 I O , AV ERAGE FOR W A RD CURRENT US2A - US2D US2G US2J - US2M 1.0 1.2 0.8 0.4 0.1 0 25 50 75 100 125 150 175 T T , TERMINAL TEMPERA TURE ( ° C) 0.01 0 0.4 0. 8 1.2 1 .6 2.0 V F , INSTANTANEOUS FOR W ARD V OLT AGE (V) FIG.1 Forward Current Deration Curve (A) Single Half-Sine-W a ve (JEDEC Method) FIG.2 Tpical Forward Characteristics I R ,INSTANTANEOUS REVERSE CURRENT(uA) 1000 60 50 40 30 20 I FSM , PEAK FOR W ARD SURGE CURRENT 100 T j = 100° C 10 1.0 T j = 25° C 0.1 10 0 1 NUMBER trr +0.5A 0.01 0 20 40 60 80 100 120 140 PERCENT O F R AT ED PEAK REVERSE V OL T A GE (%) 10 O F C YCLES 100 AT 60Hz FIG.3 Forward Surge Current Derating Curve FIG.4 Tpical Reverse Characteristics 0A -0.25A (+) 50V DC Approx Device Under Test (-) Pulse Generator (Note 2 ) Oscilloscope (Note 1 ) (-) (+) -1.0A Set time base for 5 0/100 ns/cm FIG.5 Rverse Recover Time Characteristics and Test Circuit WEITRON http://www.weitron.com.tw