sr120 thru sr1200 schottky barrier rectifier reverse voltage - 20 to 200 volts forward current - 1.0 ampere case : jedec do-41 molded plastic body terminals : plated axial leads, solderable per mil-std-750, method 2026 polarity : color band denotes cathode end mounting position : any weight :0.012 ounce, 0.33 grams features mechanical data maximum ratings and electrical characteristics dimensions in inches and (millimeters) 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 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%. do-41 0.107 (2.7) 0.080 (2.0) dia. 0.034 (0.86) 0.028 (0.70) dia. 1.0 (25.4) min. 0.205 (5.2) 0.160(4.1) 1.0 (25.4) min. the plastic package carries underwriters laboratory flammability classification 94v-0 metal silicon junction,majority carrier conduction low power loss,high efficiency high forward surge current capability high temperature soldering guaranteed: 250 c/10 seconds,0.375 ? (9.5mm) lead length, 5 lbs. (2.3kg) tension 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 q 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 1a0 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 mdd electronic mdd catalog number
ratings and characteristic curves sr120 thru sr1200 1 0.8 0.6 0.4 0.2 0 0 25 50 75 100 125 150 175 40 32 24 16 8 0 0.2 0.4 0.6 0.8 1.0 1.1 0.01 0.1 1 10 100 100 10 1 0.1 t,pulse duration,sec. 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 peak forward surge current, amperes instantaneous forward voltage, volts single phase half wave 60hz resistive or inductive load 1 10 100 8.3ms single half sine-wave (jedec method) 0.01 0.1 1 20 10 t j =25 c pulse width=300 m s 1%duty cycle 0 20 40 60 80 100 100 10 1 0.1 0.01 0.001 tj=25 c tj=100 c percent of peak reverse voltage,% fig. 4-typical reverse characteristics instantaneous reverse current, milliamperes transient thermal impedance, c/w ambient temperature, c sr170-sr1200 sr120-sr160 sr150-sr160 sr120-SR140 sr170-sr1150 tj=75 c 0.1 1.0 10 100 reverse voltage,volts fig. 5-typical junction capacitance junction capacitance, pf t j =25 c 10 100 1000 2000 sr150-sr1200 sr120-SR140 sr1200 mdd electronic
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