features l so t - 23 package for surface mount application l protects from line to v cc and line to ground l low forward voltage and reverse recovery characteristic s l bidirectional - low - forward available with ? - 04 ? suffix (figure 2) l tape & reel eia standard 481. mechanical data l case material: molded plastic. ul flammability classification rating 94v-0 l mounting position: any l weight: .008 grams (approx.) maximum ratings operating temperature: - 55 o c to + 1 25 o c storage temperature: - 55 o c to +150 o c p ower dissipation : 2 00 m watts @ t am b =25 o c forward continuous current: 200ma @ t am b =25 o c surge forward current: 6 00ma @ t p <1s, t am b =25 o c description various configurations of schottky barrier ? s diodes in so t - 23 p ackage are provided for general - purpose use in high - speed switching ,mixers and detector applications. they may also be u sed for signal integrity and counteract the transmission - line e ffects with (pc) board trances by clamping over/and undershoot f rom signal reflections with the schottky - low - threshold voltages. this type of termination also does not depend on matchi ng t he transmission line characteristic impedance, making it p articularly useful where line impendance is unknown or a v ariable . this methode of termination can control distortions of c lock , data, address, and control lines as well as provides a s tab i lizing effect on signal jitter. it can also significantly reduce p ower consumption compared to standard resistor - based termination method s . bas40 thru BAS70 surface mount schottky barrier diode 2 00 m watt suggested solder pad layout dimensions inches mm dim min max min max note a .110 .120 2.80 3.04 b .083 .098 2.10 2.64 c .047 .055 1.20 1.40 d .035 .041 .89 1.03 e .070 .081 1.78 2.05 f .018 .024 .45 .60 g .0005 .0039 .013 .100 h .035 .044 .89 1.12 j .003 .007 .085 .180 k .015 .020 .37 .51 .079 2.000 inches mm .031 .800 .035 .900 .037 .950 .037 .950 k a b c d e f g h j sot-23
omp onents 20736 marilla street chatsworth ! " # $
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bas40 and BAS70 figure 1 figure 2 figure 3 figure 4 electrical characteristics per diode @ 25 0 c unless otherwise specified repetitive peak reverse voltage v rrm (volts) reverse breakdown voltage tested with 10a pulse v (br)r (volts) leakage current pulse test tp < 300s @ for bas40 v r = 30 v for BAS70 v r = 5 0 v i r (na) forward voltage pulse test tp < 300s at i f = 1 ma at i f = 40 ma v f (mv) reverse recovery time from i f = 10 ma through i r =10ma to i r =1ma t rr (ns) thermal resistance junction to ambient air r th ja (k/w) capacitance at v r = 0v f = 1 mhz c tot pf device type device marking figure typ min typ max i f =1ma i f =1 5 m a i f =40 ma max max max bas40 43 1 40 40 20 200 380 1000 5 430 5 bas40-04 44 2 40 40 20 200 380 1000 5 430 5 bas40-05 45 3 40 40 20 200 380 1000 5 430 5 bas40-06 46 4 40 40 20 200 380 1000 5 430 5 BAS70 73 1 70 70 20 200 410 1000 5 430 2 BAS70-04 74 2 70 70 20 200 410 1000 5 430 2 BAS70-05 75 3 70 70 20 200 410 1000 5 430 2 BAS70-06 76 4 70 70 20 200 410 1000 5 430 2 mcc www . mccsemi .com revision: 4 2006/05/13 tm micro commercial components 2 of 3
mcc revision: 4 2006/05/13 tm micro commercial components www. mccsemi .com 3 of 3 products are represented on our website, harmless against all damages. ***applications disclaimer*** ***important notice*** aerospace or military applications. products offer by micro commercial components corp . are not intended for use in medical, micro commercial components corp . reserves the right to make changes without further notice to any product herein to make corrections, modifications , enhancements , improvements , or other changes . micro commercial components corp . does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights ,nor the rights of others . the user of products in such applications shall assume all risks of such use and will agree to hold micro commercial components corp . and all the companies whose
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