dimensions in inches and (millimeters) do-41 features low power loss, high efficiency. high current capability, low vf. high reliability high surge current capability. epitaxial construction. guard-ring for transient protection. for use in low voltage, high frequency inventor, free wheeling, and polarity protection application mechanical data cases: do-41 molded plastic epoxy: ul 94v-0 rate flame retardant polarity: color band denotes cathode high temperature soldering guaranteed: 260 o c/10 seconds/.375?,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension 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 sr 102 sr 103 sr 104 sr 105 sr 106 sr 109 sr 110 sr 115 units maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 90 100 150 v maximum rms voltage v rms 14 21 28 35 42 63 70 105 v maximum dc blocking voltage v dc 20 30 40 50 60 90 100 150 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 @ 1.0 a v f 0.55 0.70 0.80 0.95 v 0.5 maximum d.c. reverse current @ t a =25 o c at rated dc blocking voltage @ t a =125 o c i r 10 5 0.1 2.0 ma ma typical junction capacitance (note 2) cj 80 65 28 pf typical thermal resistance (note 1) r ja 90 o c/w operating junction temperature range t j - 65 to +125 -65 to +150 o c storage temperature range t stg -65 to +150 o c notes: 1. mount on cu-pad size 5mm x 5mm on p.c.b. 2. measured at 1 mhz and applied reverse voltage of 4.0v d.c. sr102-sr115 1.0amp. schottky barrier rectifiers weight: 0.35 gram http://www.luguang.cn mail:lge@luguang.cn
ratings and characteristic curves (sr102 thur sr115) fig.1- forward current derating curve r of e gareva tn er ru c dr aw )a (. 0 25 50 75 100 125 150 175 0 0.25 0.50 0.75 1 lead temperature. ( c) o tj=125 c 0 tj=25 c 0 tj=75 c 0 fig.4- typical reverse characteristics instantaneous reverse current .(ma) 0 20 40 60 80 100 120 140 100 10 1 0.1 0.01 0.001 percent of rated peak reverse voltage. (%) sr105-sr115 sr102-sr104 fig.2- maximum non-repetitive forward surge current current. (a) 1 2 4 6 8 10 20 40 100 60 80 50 40 30 20 10 0 number of cycles at 60hz fig.5- typical junction capacitance junction capacitance.(pf) 0.1 0.4 1 4 10 40 10 20 40 60 100 80 200 400 reverse voltage. (v) sr105-sr106 sr102-sr104 sr109-sr115 100 version: a06 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.3- typical forward characteristics instantaneous forward current. (a) 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 0.1 1 10 20 forward voltage. (v) sr105-sr106 sr102-sr104 tj=25 o c pulse width=300 s 1% duty cycle sr109-sr1 10 sr115 sr102-sr115 1.0amp. schottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
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