US1AJ-US1MJ Surface Mount Rectifiers REVERSE VOLTAGE: 50 - 1000 V FORWARD CURRENT: 1.0 A SMAJ Features 4.3± 0.1 ◇ Glass passivated chip junctions ◇ Low profile package ◇ Easy pick and place ◇ ◇ Ultrafast recovery times for high efficiency Low forward voltage,low power loss ◇ Built-in strain relief,ideal for autom ated placem ent 2.35± 0.1 5.6± 0.2 0.2± 0.05 1.3± 0.2 High temperature soldering: 0.203MAX ◇ 111 2.6± 0.15 1.95± 0.25 ◇ Plastic package has underwriters laboratories vvv vvflam mability classification 94V-0 ◇ For surface mount applications 250 oC/10 seconds on terminals Mechanical Data ◇ Case:JEDEC SMAJ,molded plastic body over passivated chip ◇ Polarity: Color band denotes cathode end Weight: 0.003 ounces, 0.084 grams ◇ Dimensions in millimeters MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 oC ambient tem perature unless otherwise specified US1AJ US1BJ US1DJ US1GJ US1JJ US1KJ US1MJ UNITS Device marking code US1A US1B US1D US1G US1J US1K US1M Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS voltage VRWS 35 70 140 280 420 560 700 V Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V Maximum average forw ard rectified current at TL=110OC IF(AV) 1.0 A Peak forw ard surge current 8.3ms single halfsine-w ave superimposed on rated load(JEDEC Method) IFSM 30.0 A Maximum instantaneous forward voltage at1.0A VF Maximum DC reverse current at rated DC blockjing voltage @TA =25oC o @TA =125 C 1.0 5.0 IR V 1.7 μΑ 100.0 Maximum reverse recovery time at IF=0.5A I R=1.0A Irr=0.25A trr 50 75 ns Typical junction capacitance at 4.0V,1MH Z CJ 20 15 pF Maximum thermal resistance (NOTE1) Operating temperature range Storage temperature range R θJA 55 R θJL 20 TJ -55------- +150 o -55------- +150 o TSTG NOTE: 1.P.C.B.mounted on 0.2X0.2"(5.0X5.0mm) copper pad area http://www.luguang.cn mail:[email protected] o C/W C C US1AJ-US1MJ Surface Mount Rectifiers Ratings AND Charactieristic Curves FIG.2 -- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1 .5 R E S IS T IV E O R IN D U C T IV E LOAD 1 .0 0 .8 0 .6 0 .4 0 .2 0 .2 X 0 .2 "(5 .0 X 5 .0 m m ) COPPER PAD AREAS 0 25 0 50 75 100 125 30 PEAK FORWARD SURGE CURRENT,AMPERES AVERAGE FORWARD RECTIFIED CURRENT,AMPERES FIG.1 -- FORWARD CURRENT DERATING CURVE 150 20 15 10 5 0 1 LEAD TEMPERATURE ℃ FIG.4 -- TYPICAL REVERSE CHARACTERISTICS 10 100 INSTANTANEOUS REVERSE LEAKAGE CURRENT(mA) INSTANTANEOUS FORWARD CURRENT,AMPERES 100 10 NUMBER OF CYCLES AT 60HZ FIG.3 -- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS US1AJ-US1GJ 1 US1JJ-US1MJ 0.1 0.01 0.001 0.4 0.6 PULSE WIDTH=300μ s1%DUTY CYCLE TJ =25 0.8 1.0 1.2 1.4 1.6 60 40 US1AJ--US1GJ 10 6 US1JJ--US1MJ 4 TJ=25 f=1MHz 2 1 0.1 0.2 0.4 1 2 4 10 100℃ 1 25℃ 0.1 0.01 0 20 40 REVERSE VOLTAGE(V) http://www.luguang.cn 100 20 40 60 80 100 FIG.6 -- TYPICAL TRANSIENT THERMAL IMPEDANCE TRANSIENT THERMAL IMPEDANCE (OC/W) 100 125℃ PERCENT OF RATED PEAK REVERSE VOLTAGE. ( ％) FIG.5 -- TYPICAL JUNCTION CAPACITANCE 20 TJ=125℃ 10 1.8 INSTANTANEOUS FORWARD VOLTAGE(V) JUNCTION CAPACITANCE(pF) TL=110℃ 8.3ms SINGLE HALF SINE-WAVE (JEDEC METHOD) 25 100 10 1 0.1 0.01 0.1 1 10 T,PULSE DURATION, mail:[email protected] 100