features m e c h an i c al d at a maximum ratings and electrical characteristics ratings at 25 o c ambient temperature unless otherwise specified maximum recurrent peak reverse vol tage v rrm 40 50 60 v ma x imu m rms v o lt a g e v rws 28 35 42 v maximum dc blocking voltage v dc v maximum average forw ord rectif ied current at c t l (see fig.1) (note 2) i (av) a peak f orw ard surge current 8.3ms single half - c sine-w ave superimposed on rated load(jedec c method) i fsm a maximum instantaneous f orw ard voltage at v 5.0a(note.1) v f v maximum dc reverse current @t a =25 o c at rated dc blockjing voltage(note1) @t a =100 o c r | ja r | jl operating junction temperature range t j o c s torage temperature range t stg o c 0.5 55 17 i r note: 1.pulse test:300 | s pulse width,1%duty cy cle sk52c - - - sk510c 2. p.c.b.mo un ted wit h 0.55"x0 .55"(14.0x14.0mm 2 )copper pad areas reverse voltage: 20 --- 100 v current: 5.0 a ? built-in strain relief ? case:jedec smc,molded plastic over 1111passi vated chip device marking code ? low power loss,high effciency ? plastic package has underwriters laborator 111 flammability classification 94v-0 typical thermal resitance (note2) o c/w ? high temperature soldering guaranteed:250 o c/10 1 11 seconds at terminals ? polarity: color band denotes cathode end ? weight: 0.007 ounces, 0.21 gram ma units smc ? low profile package ? for surface mounted applications 20 30 40 50 60 80 90 100 14 21 20 ? terminals:solder p lated, solderable per mil-std-750, 1111method 2026 ? high current capability,low forward voltage drop 30 150 5.0 ? for use in low voltage high frequency inverters,free 111 wheeling and polarity protection applications ? guardring for overvoltage protection galaxy electrical -55--- +150 -55--- +150 0.55 0.70 20 10 ? metal silicon junction, majority carrier conduction ? high surge capability www.galaxycn.com bl document number 0281009 bl galaxy electrical 1. inch(mm) sk52c sk53c sk54c sk55c sk56c sk58c SK59C sk510c 8 0 90 100 56 63 70 0.85 barrier rectifiers surface mount schottky sk52 sk53 sk54 sk55 sk56 sk58 sk59 k510
2.5 0 50 resistive or inductive load p.c.b.mounted on 0.2 x0.2(5.0x5.0mm) copperpad areas 5.0 60 70 80 90 100 110 120 130 140 150 160 170 t j = 125 t j = 25 0 20 40 60 80 100 120 140 .01 .05 .1 .5 10 1.0 5.0 t j =25 pulse width=300 s 1% duty cycle .1 .3 .5 .7 .9 1.1 1.3 1.5 1.7 1.9 2.1 .1 1 10 20 sk52c-sk54c sk55c-sk56c sk58c-sk510c bl galaxy electrical document number 0281009 2. www.galaxycn.com average forward rectified current,amperes peak forward surge current,amperes instantaneous forward current,amperes instant aneous reverse current,microamperes number of cycles at 60hz instantaneous forward voltage,volts percent of rated peak reverse voltage,? ambient temperature ?? ratings and characteristic curves sk52c - - - sk510c fig.3 -- typical forward characteristics fig.4 -- typical reverse characteristics fig. 1 -- forward derating curve fig. 2-- peak forward surge current 0 1 100 10 8.3ms single half sine wave t j =125 30 60 90 120 150
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