t4 - lds -0 127 , rev . 2 (1 2 1218 ) ?201 2 micro semi corporation page 1 of 5 1N6840U3 and 1n6841u3 compliant 35 and 45 volt, 10 amp dual schottky common cathode center tap rectifier qualified per mil - prf - 19500/ 67 8 qualified levels: jan, jantx, and jantxv description th ese l ow - profile 1n684 0 u3 and 1n6841u3 dual schottky rectifier device s are military qualified up to a jan txv level for high - reliability applications. microsemi also offers numerous other products to meet higher and lower power voltage regulation applications. u3 (smd - 0. 5) package important: for the latest information, visit our website http://www.microsemi.com . features ? surface mount equivalent of jedec registered 1n 684 0 and 1n6841 . ? low p rofile c eramic smd. ? ja n, jantx, jantxv qualifications available per mil - prf - 19500/67 8. ? rohs compliant by design . applications / benefits ? high s urge r ating. ? low r everse l eakage current. ? low f orward v oltage. ? seam w elded p ackage. ? low power loss . ? ultrasonic a luminum wire b onds. maximum ratings per leg @ t c = +25 o c unless otherwise noted msc C law rence 6 lake street, lawrence, ma 01841 tel: 1- 800 - 446 - 1158 or (978) 620 - 2600 fax: (978) 689 - 0803 msc C ireland gort road business park, ennis, co. clare, ireland tel: +353 (0) 65 6840044 fax: +353 (0) 65 6822298 website: www.microsemi.com parameters/test conditions symbol value unit junction and storage temp erature t j and t stg - 65 to + 150 o c thermal resistance junction - to - case (1) (each individual diode) r ? jc 2. 8 o c /w peak working reverse voltage 1N6840U3 1n6841u3 v rwm 35 45 v junction capacitance c j 4 00 pf average rectified output current @ t c = +1 00 o c (2) i o 10 a surge peak forward current @ t p = 8.3 ms i fsm 200 a notes: 1. 1.7 oc/w both legs tied together. 2. derate linearly at 200 ma/oc from t j = t c = +100 oc to +150 oc. downloaded from: http:///
t4 - lds -0 127 , rev . 2 (1 2 1218 ) ?201 2 micro semi corporation page 2 of 5 1N6840U3 and 1n6841u3 mechanical and packaging ? case: ceramic and g old over n ickel p lated s teel . ? terminals: gold over n ickel p lated t ungsten/ c opper . ? marking: manufacturer id, p art number, date code, common cathode symbol . ? polarity: see s chematic on last page. ? weight: 0.9 grams . ? see p ackage d imensions on last page. part nomenclature jan 1n684 0 u3 reliability level jan = jan level jantx = jantx level jantxv = jantxv level blank = commercial jedec type number (s ee electrical characteristic s t able ) smd - 0.5 surface mount symbols & definitions symbol definition c j junction capacitance: the junction capacitance in pf at a specified frequency (typic ally 1mhz) and specified voltage. i fm maximum forward current: the maximum forward current dc value, no alternating component. i r reverse current: the maximum reverse (leakage) current that will flow at the specified vol tage and temperature. t j junction temperature: the temperature of a semiconductor junction. v f forward voltage: the forward voltage the device will exhibit at a specified current (typic ally shown as maximum value). v r reverse voltage: the reverse voltage dc value, no alternating component. downloaded from: http:///
t4 - lds -0 127 , rev . 2 (1 2 1218 ) ?201 2 micro semi corporation page 3 of 5 1N6840U3 and 1n6841u3 electrical characteristics per leg @ t a = + 25 o c unless otherwise noted parameters / test conditions symbol min. max. unit instantaneous forward voltage drop v f v i fm = 3 a, t a = 25 c, 300 s pulse i fm = 10 a, t a = 25 c, 300 s pulse i fm = 20 a, t a = 25 c, 300 s pulse 0.62 0.75 0.88 instantaneous forward voltage drop v f v i f = 10 a, t a = 100 c, 300 s pulse i f = 20 a, t a = 100 c, 300 s pulse i f = 10 a, t a = - 55 oc, 300 s pulse 0.63 0.70 0.85 reverse leakage current rated v r , t a = 25 c, 300 s pulse minimum 1N6840U3, v r = 35 v 1n6841u3 , v r = 45 v i r 100 a reverse leakage current rated v r , t a = 100 c, 300 s pulse minimum 1N6840U3, v r = 35 v 1n6841u3 , v r = 45 v i r 15 ma junction capacitance v r = 5 v, t a = 25 c, f = 1 mhz v sg = 50 mv (p - p) (max) c j 400 pf downloaded from: http:///
t4 - lds -0 127 , rev . 2 (1 2 1218 ) ?201 2 micro semi corporation page 4 of 5 1N6840U3 and 1n6841u3 graphs lead temperature c figure 1 typical operating curves (t a = 25 c unless otherwise specified) f orward voltage figure 2 1n6841 v f vs. i f forward amperes max. forward current rating (%) downloaded from: http:///
t4 - lds -0 127 , rev . 2 (1 2 1218 ) ?201 2 micro semi corporation page 5 of 5 1N6840U3 and 1n6841u3 package dimensions no tes: 1. dimensions are in inches. 2. millimeters are given for general information onl y. 3. in accordance w ith asme y14.5m, diameters are equivalent to x sy mbolog y. schematic sy mbol dimensions inch millimeters min max min max a 0.111 0.122 2.82 3.10 b 0.291 0.301 7.39 7.65 c 0.395 0.405 10.03 10.29 d 0.281 0.291 7.14 7.39 e 0.220 0.230 5.59 5.84 f 0.115 0.125 2.92 3.18 g 0.090 0.100 2.29 2.54 h 0.125 0.135 3.18 3.43 i 0.073 typ. 1.85 typ. j 0.083 typ. 2.11 typ. k 0.005 typ. 0.13 typ. l 0.015 typ. 0.38 typ. term 1 common cathode term 2 anode 1 (see schematic) term 3 anode 2 ( see schematic ) downloaded from: http:///
|
