dimensions in inches and (millimeters) melf features surge overload ratings to 40 amperes peak ideal for printed circuit board reliable low cost construction utilizing molded plastic technique results in inexpensive product terminal : pure tin plated, lead free mounting position: any weight: 0.12 gram maximum ratings and electrical characteristics rating at 25 o c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% type number symbol lsr102 lsr103 LSR104 lsr105 lsr106 units maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 v maximum rms voltage v rms 14 21 28 35 42 v maximum dc blocking voltage v dc 20 30 40 50 60 v maximum average forward rectified current see fig. 1 i (av) 1.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 30 a maximum instantaneous forward voltage @1.0a v f 0.55 0.70 v maximum dc reverse current @ t a =25 o c at rated dc blocking voltage @ t a =125 o c i r 1.0 10 ma ma typical junction capacitance ( note ) cj 110 80 pf typical thermal resistance r ja 15 o c/w operating temperature range t j - 65 to + 125 - 65 to + 150 o c storage temperature range t stg - 65 to + 150 o c note: measured at 1 mhz and a pp lied reverse volta g e of 4.0 volts d.c. lsr102-lsr106 1.0amp. surface mount schottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
ratings and characteristic curves (lsr102 thru lsr106) fig.2- maximum non-repetitive forward surge current peak forward surge current. (a) 1 28 4 6 10 20 806040 100 50 40 30 20 10 0 number of cycles at 60hz fig.1- maximum forward current derating curve average forward current. (a) 0 25 50 75 100 125 150 175 0 .25 .50 .75 1.0 lead temperature. ( c) o lsr105~lsr106 lsr102~LSR104 version: a06 fig.3- typical forward characteristics instantaneous forward current. (a) .1 .3 .5 .7 .9 1.1 1.3 1.5 1.7 1.9 2.1 0.1 1.0 10 20 forward voltage. (v) lsr105~lsr106 lsr102~LSR104 fig.6- typical transient thermal characteristics transient thermal impedance. ( c/w) o 1 0.01 0.1 10 100 100 10 1 0.1 t, pulse duration. (sec) fig.5- typical junction capacitance junction capacitance.(pf) .1 .4 1.0 4 10 40 80 10 20 40 60 100 80 200 400 reverse voltage. (v) lsr105~lsr106 lsr102~lsr 104 fig.4- typical reverse characteristics instantaneous reverse current. (ma) 0 20 40 60 80 100 120 140 100 .001 .01 .10 1.0 10 percent of rated peak reverse voltage. (%) tj=75 c o tj=25 c o tj=125 c o lsr102-lsr106 1.0amp. surface mount schottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
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