1n17 thru 1N19 schottky barrier rectifier reverse voltage - 20 to 40volts forward current - 1.0 ampere plastic package has underwriters laboratory flammability classification 94v-0 metal silicon junction,majority carrier conduction guardring for overvoltage protection low power loss,high efficiency high current capability,low forward voltage drop high surge capability for use in low voltage,high frequency inverters, free wheeling,and polarity protection applications high temperature soldering guaranteed: 250 c/10 seconds,0.375 ? (9.5mm) lead length, 5 lbs. (2.3kg) tension features mechanical data maximum ratings and electrical characteristics 20 14 20 30 21 30 40 28 40 1n17 volts volts volts symbols units amp amps volts v rrm v rms v dc i (av) i fsm v f 1.0 25.0 0.550 operating junction and storage 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 at t l =90 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 t a =25 c at rated dc blocking voltage t a =100 c typical junction capacitance (note 1) 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 i r 1.0 10.0 r q ja c j t j , t stg 50.0 110.0 -65 to +125 pf c ma typical thermal resistance (note 2) c/w 1n18 1N19 ratings at 25 c ambient temperature unless otherwise specified. single phase half-wave 60hz,resistive or inductive load,for current capacitive load derate by 20%. 0.450 0.600 r-1 0.102 (2.6) 0.091 (2.3) dia. 0.025 (0.65) 0.021 (0.55) dia. 0.140(3.50) 0.114(2.90) dimensions in inches and (millimeters) 1.0 (25.4) min. 1.0 (25.4) min. case : r-1 molded plastic body terminals : plated axial leads, solderable per mil-std-750, method 2026 polarity : color band denotes cathode end mounting position : any weight :0.007 ounce, 0.20 grams www.shunyegroup.com.cn
ratings and characteristic curves 1n17 thru 1N19 1 0.75 0.5 0.25 0 0 20 40 60 80 100 120 140 30 25 20 15 10 5.0 0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0.1 1.0 10 100 0.01 0.1 1 10 100 100 10 1 0.1 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 current,amperes instantaneous forward current,amperes junction capacitance, pf peak forward surge current, amperes instantaneous forward voleage, volts 1 10 100 0.01 0.1 1 50 10 10 100 400 0 20 40 60 80 100 1,00 10 1 0.1 0.01 0.001 tj=75 c 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 resistive or inductive load 0.375 ? (9.5mm) lead length lead temperature, c 8.3ms single half sine-wave (jedec method) pulse width=300 m s 1%duty cycle t j =25 c t j =125 c t j =25 c f=1.0mhz vsig=50mvp-p www.shunyegroup.com.cn
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