www.galaxycn.com bl features mechanical data mounting position: any maximum ratings and electrical characteristics sr 1060ct units ma x imum r e c u r r en t pe a k r e v er s e v olt ag e v rrm 60 v working peak reverse voltage v rms 42 v maximum dc blocking voltage v dc 60 v maximum average forw ard rectif ied current v (see fig.1) i f(av) a peak forw ard surge current 8.3 ms single half c sine-w ave superimposed on rated load c (jedec method) @t j =125 i fsm a maximum instantaneous forw ard voltage per leg c c @ 5a (note1) v f v maximum reverse current @t a =25 at rated dc blocking voltage @t a =100 operating junction temperature range t j storage temperature range t stg sr1020ct - - - SR1060CT 35 20 30 40 50 sr 1030ct polarity: as m arked to-220ab dual schottky rectifiers -55 --- + 150 metal-semiconductor junction with guard ring weight: 0.08ounce, 2.24 grams sr 1040ct sr 1050ct 20 50.0 the plastic material carries u/l recognition 94v-0 epitaxial construction -55 --- + 150 note: 1. pulse test:300us pulse width,1% duty cy cle. 21 28 ma i r 175.0 0.75 0.65 0.5 for use in low voltage,high frequency inverters free xxxx wheeling,and polarity protection applications low forward voltage drop,low switching losses case:jedec to--220ab,molded plastic terminals: plated leads, solderable per mil-std- 111 111 750, method 2026 high surge capability sr 1020ct galaxy electrical 10.0 single phase,half wave,50 hz,resistive or inductive load. for capacitive load,derate by 20%. ratings at 25 ambient temperature unless otherwise specified. 30 40 50 14 reverse voltage: 20 - 60 v forward current: 10 a bl galaxy electrical document number 0267001 1. zz
.001 10 1 060 .1 80 100 t j =25 ?? t j =75 ?? t j =125 ?? .01 40 20 sr1020ct-sr1040ct sr1050ct-SR1060CT 100 1 10 1000 4000 100 0.1 t j =25 sr1020ct-sr1040ct sr1050ct-SR1060CT 0 2 6 4 10 8 0 50 100 150 12 sr1020ct-sr1040ct sr1050ct-SR1060CT resistive or inductive load www.galaxycn.com bl galaxy electrical document number 0267001 2. amperes milliamperes amperes amperes transient thermal impedance, /w pulse duration, sec junction capacitance, pf fig.3 -- typical instantaneous forward characteri sti cs per leg reverse voltage, volts fi g. 5 -- typi cal juncti on capaci tance fig.6 -- typical transient thermal impedance number of cycle at 60hz instantaneous forward voltage, volts instantaneous forward current peak forward surge current ratings and characteristic curves fig. 4 -- peak forward surge current sr1020ct - - - SR1060CT case temperature, percent of rated peak reverse voltage, % average forward current fi g. 2 -- typi cal reverse characteri sti cs per leg fi g. 1 --forward current derati ng curve instantaneous reverse current .01 50 .4 .5 .9 1.1 1 .6 1.0 .7 .8 sr1020ct-sr1040ct 0.1.2 .3 1.2 .1 10 sr1050ct-SR1060CT pulse width = 300
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