US1B

US1A THRU US1M SURFACE MOUNT ULTRA FAST RECTIFIER Reverse Voltage - 50 to 1000 Volts DO-214AC Forward Current - 1.0 Ampere FEATURES 0.087 (2.21) 0.070 (1.80) 0.110(2.80) 0.100(2.54) 0.177(4.50) 0.157(3.99) 0.012(0.305) 0.006(0.152) The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 For surface mounted applications Ultra fast switching for high efficiency Low reverse leakage Built-in strain relief,ideal for automated placement High forward surge current capability High temperature soldering guaranteed 250 C/10 seconds at terminals A MECHANICAL DATA 0.060(1.52) 0.030(0.76) 0.008(0.203)MAX. 0.222(5.66) 0.194(4.93) SMA SMA(H) A: 0.096(2.42) 0.078(1.98) 0.122(3.12) 0.110(2.82) Case: JEDEC DO-214AC molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.003 ounce, 0.093 grams 0.004 ounce, 0.111 grams SMA(H) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%. SYMBOLS US1A US1B US1D US1G US1J US1K US1M UNITS VOLTS VOLTS VOLTS Amp Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current at TL=55 C Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage at 1.0A Maximum DC reverse current TA=25 C at rated DC blocking voltage TA=100 C Maximum reverse recovery time (NOTE 1) Typical junction capacitance (NOTE 2) Typical thermal resistance (NOTE 3) Operating junction and storage temperature range VRRM VRMS VDC I(AV) 50 35 50 100 70 100 200 140 200 400 280 400 1.0 600 420 600 800 560 800 1000 700 1000 IFSM VF IR trr CJ RqJA TJ,TSTG 50 1.0 30.0 1.4 5.0 50.0 75 15.0 50.0 -65 to +150 1.7 Amps Volts uA ns pF C/W C Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A 2.Measured at 1MHz and applied reverse voltage of 4.0V D.C. 3.P.C.B. mounted with 0.2x0.2”(5.0x5.0mm) copper pad areas www.shunyegroup.com RATINGS AND CHARACTERISTIC CURVES US1A THRU US1M AVERAGE FORWARD RECTIFIED CURRENT, AMPERES FIG. 1- FORWARD CURRENT DERATING CURVE £PEAK FORWARD SURGE CURRENT, AMPERES 1.0 FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 30 0.8 25 0.6 20 0.4 Single Phase Half Wave 60Hz Resistive or inductive Load 15 0.2 10 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 0 0 25 50 75 100 125 150 175 5.0 1 10 100 AMBIENT TEMPERATURE, C NUMBER OF CYCLES AT 60 Hz FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 1,000 TJ=25 C PULSE WIDTH=300 ms 1%DUTY CYCLE 10 FIG. 4-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES 100 1 TJ=100 C 10 0.1 US1A-US1D US1G US1J-US1M 0.01 0.2 0.6 1.0 1.4 1.8 2.0 1 TJ=25 C 0.1 0.01 0 20 40 60 80 100 INSTANTANEOUS FORWARD VOLEAGE, VOLTS PERCENT OF PEAK REVERSE VOLTAGE,% FIG. 5-TYPICAL JUNCTION CAPACITANCE 200 100 TJ=25 C FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE TRANSIENT THERMAL IMPEDANCE, C/W 100 JUNCTION CAPACITANCE, pF 10 10 1 0.1 0.01 0.1 1 10 100 1 0.1 1.0 10 100 REVERSE VOLTAGE,VOLTS t,PULSE DURATION,sec. www.shunyegroup.com