revision: october 19, 2011, 16:35 ?2011 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 133 axial leaded C 3ka > AK3 series AK3 series please refer to http://www.littelfuse.com/series/AK3.html for current information. the AK3 series of high current transient suppressors have been specially designed for use in a.c. line protection and any demanding applications (ac or dc). they offer superior clamping characteristics over standard s.a.d. technologies by virtue of the littelfuse foldbak technology, which provides a clamping voltage lower than the avalanche voltage (but above the rated working voltage). therefore, any voltage rise due to increased current conduction is contained to a minimum, providing the best possible protection level. they can also be connected in series and/ or parallel to create very high capacity protection solutions. description AK3 series features ? halogen-free ? rohs compliant ? foldbak technology for superior clamping factor ? glass passivated junction ? bi-directional ? ultra compact: less than one-tenth the size of traditional discrete solutions ? very low clamping voltage ? sharp breakdown voltage ? low slope resistance agency approvals electrical characteristics note: using 8 x 20s wave shape as defned in iec 61000-4-5. part numbers standoff voltage (v so ) volts max. reverse leakage (i r ) @v so a reverse breakdown voltage (v br ) @ i t test current i t max. clamping voltage v cl @ i pp peak pulse current (i pp ) (note 1) max. temp coeffcient of v br max. capacitance 0 bias 10khz agency approval min volts max volts (ma) v cl volts i pp amps (%/ o c) (nf) AK3 - 030c 30 20 32 37 10 90 3,000 0.1 11 x AK3 - 058c 58 20 64 70 10 110 3,000 0.1 6 x AK3 - 066c 66 20 72 80 10 120 3,000 0.1 6 x AK3 - 076c 76 20 85 95 10 140 3,000 0.1 6 x AK3 - 380c 380 20 401 443 10 520 3,000 0.1 2 x AK3 - 430c 430 20 440 490 10 625 3,000 0.1 2 x rohs agency agency file number e128662 maximum ratings and thermal characteristics (t a =25 o c unless otherwise noted) parameter symbol value unit operating storage temperature range t stg (-)55 to 150 c operating junction temperature range t j (-)55 to 125 oc current rating 1 i pp 3 ka note: 1. rated i pp measured with 8 x 20s pulse. AK3 series pb www.datasheet.co.kr datasheet pdf - http://www..net/
revision: october 19, 2011, 16:35 ?2011 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 134 axial leaded C 3ka > AK3 series AK3 series please refer to http://www.littelfuse.com/series/AK3.html for current information. flow/wave soldering (solder dipping) peak temperature : 265 o c dipping time : 10 seconds soldering : 1 time te mperature (t ) ti me (t) t s(min) t s(max) t l t p t s prehea t t l t p ramp-up critical zone t l to t p ramp-dow n t 25?c to peak 25?c physical specifcations weight contact manufacturer case epoxy encapsulated terminal silver plated leads, solderable per mil-std-202 method 208 soldering parameters refow condition leadCfree assembly pre heat - temperature min (t s(min) ) 150c - temperature max (t s(max) ) 200c - time (min to max) (t s ) 60 C 180 secs average ramp up rate (liquidus temp (t l ) to peak 3c/second max t s(max) to t l - ramp-up rate 3c/second max refow - temperature (t l ) (liquidus) 217c - time (min to max) (t s ) 60 C 150 seconds peak temperature (t p ) 260 +0/-5 c time within 5c of actual peak temperature (t p ) 20 C 40 seconds ramp-down rate 6c/second max time 25c to peak temperature (t p ) 8 minutes max. do not exceed 280c 0 20 40 60 80 10 0 12 0 02 55 07 51 00 12 51 50 am bi en t te mp er at ur e ( c) p ercent of rated v alue ratings and characteristic curves (t a =25c unless otherwise noted) peak power derating www.datasheet.co.kr datasheet pdf - http://www..net/
revision: october 19, 2011, 16:35 ?2011 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 135 axial leaded C 3ka > AK3 series AK3 series please refer to http://www.littelfuse.com/series/AK3.html for current information. l2 l1 a g d e f c b dimensions part marking system a k 3-xx xx a k 3-xx xx d c AK3-380 c/43 0c AK3-030c/-058c/-066c/-076c part numbering system AK3 - xxxx series type stand off voltage (please r efer to electrical characteristics char t) inches millimeters a 0.951 +/- 0.040 24.15 +/- 1.00 b 0.094 +/- 0.024 2.40 +/- 0.60 c -030c/-058c -066c/-076c 0.236 +/- 0.039 6.00 +/- 1.00 -380c/-430c 0.145 +/- 0.040 3.68 +/- 1.00 d 0.433 max. 11.0 max. e 0.050 +/- 0.002 1.27 +/- 0.05 f 0.374 max. 9.50 max. g -058c/-066c -076c 0.168 +/- 0.047 4.27 +/- 1.20 -030c 0.130 +/- 0.047 3.30 +/- 1.20 -380c 0.547 +/- 0.047 13.90 +/- 1.20 -430c 0.583 +/- 0.047 14.80 +/- 1.20 l1 -058c/-066c -076c 0.391 +/- 0.047 9.94 +/- 1.20 -030c 0.409 +/- 0.047 10.4 +/- 1.20 -380c 0.202 +/- 0.047 5.13 +/- 1.20 -430c 0.184 +/- 0.047 4.68 +/- 1.20 l2 = a - (g+l1) tolerance +/- 0.047 inch (+/- 1.20 mm) www.datasheet.co.kr datasheet pdf - http://www..net/
|
