sr502 thru sr510 page: 1 frontier electronics corp. 667 e. cochran street, simi valley, ca 93065 tel: (805) 522-9998 fax: (805) 522-9989 e-mail: frontiersales@frontierusa.com web: http://www.frontierusa.com 5a schottky barrier rectifiers sr502 thru sr510 features z extremely low vf z low stored charge, majority carrier conduction z low power loss / high efficiency z ul 94v0 flame retardant epoxy molding compound mechanical data z case: transfer molded, do201ad, dimensions in inches and (millimeters) z leads: solderable per mil-std-202,method 208 z polarity: cathode indicated by color band z weight: 1.2 grams maximum ratings and electrical characteristics ratings at 25 c ambient temperature unless otherwise specified single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% ratings symbol sr502 sr503 sr504 sr505 sr506 sr507 sr508 sr509 sr510 units maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 70 80 90 100 v maximum rms voltage v rms 14 21 28 35 42 49 56 63 70 v maximum dc blocking voltage v dc 20 30 40 50 60 70 80 90 100 v average forward rectified current see fig.1 i o 5.0 a nom-repetitive peak forward surge current, 8.3ms half sine-wave i fsm 150 a typical junction capacitance (note1) c j 200 pf typical thermal resistance (note 2) r ja 25 /w storage temperature range t stg - 55 to + 150 operating temperature range t op - 55 to + 125 electrical characteristics (a t t a =25 c unless otherwise noted) characteristics symbol sr502 sr503 sr504 sr505 sr506 sr507 sr508 sr509 sr510 units maximum forward voltage at io dc v f 0.55 0.7 0.85 v maximum reverse current at 25 i r 5.0 ma maximum reverse current at 100 i r 50.0 ma notes: 1. measured at 1 mhz and applied reverse voltage 0f 4.0 volts 2. both leads attached to heat sink at lead length 5mm .375(9.5) .335(8.5) 1.0(25.4) min .220(5.6) .197(5.0) 1.0(25.4) min .052(1.3) .048(1.2)
sr502 thru sr510 page: 2 20 40 60 80 100 120 140 150 rating and characteristic curves sr502 thru sr510 fig. 2 - maximum non-repetitive peak forward surge current 180 150 120 90 60 30 peak forward surge current amperes 1 2 5 10 20 50 100 number of cycles at 60h z fig. 4 - typical instantaneous forward characteristics 40 10 1.0 0.1 .01 instantaneous forward current amperes 0 0.2 0.4 0. 6 0. 8 1.0 1.2 1.4 1.6 instantaneous forward voltage volts fig. 5 - typical junction capacitance 1000 800 600 400 200 100 80 60 40 20 0.1 0.4 1.0 4 10 40 100 reverse voltage volts pulse width =300us 1% duty cycle fig. 1 - forward current derating curve 5.0 4.0 3.0 2.0 \ 1.0 0 average forward current amperes lead temperature 0.357? (9.5mm) lead length fig. 3 - typical reverse characteristics 20 10 1.0 .10 .01 .001 instantaneous reverse current milliamperes 0 20 40 60 80 100 120 140 percent of rated peak reverse voltage t j = 25 t j =125 sr502~504 sr505~506 sr507~510 sr502~504 sr505~510 8.3ms single half sine-wave (jedec method)
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