dimensions in inches and (millimeters) do-201ad 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-201ad 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 502 sr 503 sr 504 sr 505 sr 506 sr 509 sr 510 sr 515 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) 5.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 120 a maximum instantaneous forward voltage @5.0a v f 0.55 0. 70 0.85 v 0.5 0.1 maximum d.c. reverse current @ t a =25 o c at rated dc blocking voltage @ t a =125 o c i r 15 10 5.0 1.0 ma ma typical junction capacitance (note 2) cj 250 210 120 pf typical thermal resistance (note 1) r ja r jc 35 2 10 2 o c/w operating junction temperature range t j -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. sr502-SR515 5.0 amp. schottky barrier rectifiers weight: 1.2 grams http://www.luguang.cn mail:lge@luguang.cn
ratings and characteristic curves (sr502 thru SR515) fig.2- maximum non-repetitive forward surge current r of k aep tn er ru c e gr usdr aw )a ( . 1 001 02 01 5 2 50 50 100 150 250 200 300 number of cycles at 60hz 8.3ms single half sine wave jedec method fig.1- maximum forward current derating curve average forward current. (a) 0 20 40 60 80 100 120 150 0 1 2 3 4 5 lead temperature. ( c) o single phase half wave 60hz resistive of inductive load 0.375"(9.5mm) lead length sr502-sr504 sr505-SR515 fig.3- typical forward characteristics instantaneous forward current. (a) .2 .3 .4 .5 .6 .7 .8 .9 0.1 1.0 10 40 forward voltage. volts tj=25 c pulse width=300 s 1% duty cycle o sr502-sr504 sr505-sr506 SR515 sr509-sr510 sr502-sr504 tj=25 c 0 sr509-SR515 sr505-sr506 fig.5- typical junction capacitance junction capacitance.(pf) .1 .4 1.0 4 10 40 80 100 10 20 40 60 100 80 300 700 reverse voltage. (v) 500 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.4- typical reverse characteristics instantaneous reverse current .(ma) 0 20 40 60 80 100 120 140 0.1 1 10 percent of rated peak reverse voltage. (%) tj=25 c 0 sr505-515 sr502-504 tj=75 c 0 tj=125 c 0 sr502-SR515 5.0 amp. schottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
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