single phase half-wave 60hz,resistive or inductive load, ratings at 25 c ambient temperature unless otherwise specified. case terminals polarity mounting position : any weight : 0.012 ounce, 0.33 grams for capacitive load current derate by 20%. features mechanical data maximum ratings and electrical characteristics sr120~sr1200 1.0amp schottky barrier rectifiers the plastic package carries underwriters laboratory flammability classification 94v-0 high temperature soldering guaranteed: : jedec do-41 molded plastic body : color band denotes cathode end low power loss,high efficiency metal silicon junction,majority carrier conduction 250c/10 seconds,0.375"(9.5mm) lead length, 5 lbs. (2.3kg) tension : plated axial leads, solderable per mil-std-750, method 2026 note: 1.measured at 1mhz and applied reverse voltage of 4.0v d.c. 2.thermal resistance from junction to ambient at 0.375 ? (9.5mm)lead length,p.c.b. mounted high forward surge current capability dimensions in inches and (millimeters) do-41 0.107 (2.7) 0.080 (2.0) dia. 0.030(0.75) 0.020(0.50) dia. 1.0 (25.4) min. 0.205 (5.2) 0.160(4.1) 1.0 (25.4) min. 20 14 20 30 21 30 40 28 40 50 35 50 60 42 60 80 56 80 sr 120 volts volts volts symbols units amp amps volts v rrm v rms v dc i (av) i fsm v f 1.0 40.0 0.70 operating junction temperature range maximum repetitive peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current 0.375 ? (9.5mm) lead length(see fig.1) 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 t a =25 c at rated dc blocking voltage t a =100 c typical junction capacitance (note 1) i r 0.5 r ja c j t j , t stg 50.0 80 pf c ma typical thermal resistance (note 2) c/w sr 130 sr 150 sr 140 sr 160 sr 180 sr 170 sr 190 100 70 100 sr 1100 70 49 70 90 63 90 storage temperature range c -65 to +150 -65 to +125 -65 to +150 10.0 5.0 0.55 0.85 110 150 105 150 sr 1150 200 140 200 sr 1200 0.95 0.2 2.0
ratings and characteristic curves sr120 thru sr1200 reverse voltage,volts t,pulse duration,sec. fig. 5-typical junction capacitance fig. 6-typical transient thermal impedance fig. 3-typical instantaneous forward characteristics number of cycles at 60 hz fig. 2-maximum non-repetitive peak forward surge current fig. 1- forward current derating curve average forward rectified current, amperes instantaneous forward current,amperes junction capacitance, pf peak forward surge current, amperes instantaneous forward voltage, volts percent of peak reverse voltage,% fig. 4-typical reverse characteristics instantaneous reverse current, millamperes transient thermal impedance, c/w ambient temperature, c 1 0.8 0.6 0.4 0.2 0 0 25 50 75 100 125 150 175 single phase half wave 60hz resistive or inductive load sr170-sr1200 sr120-sr160 40 32 24 16 8 0 1 10 100 8.3ms single half sine-wave (jedec method) 0.1 1.0 10 100 t j =25 c 10 100 1000 2000 sr150-sr1200 sr120-sr140 0.01 0.1 1 10 100 100 10 1 0.1 0 30 60 90 120 150 100 10 1.0 0.1 0.01 0.001 tj=100 c tj=25 c 0.2 0.4 0.6 0.8 1.0 1.1 0.01 0.1 1 20 10 t j =25 c pulse width=300 s 1%duty cycle sr150-sr160 sr120-sr140 sr170-sr1150 sr1200
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