?2009 littelfuse, inc. gas discharge tube (gdt) products 35 revised: november 10, 2009 speci?cations are subject to change without notice. please refer to www.littelfuse.com for current information. customer should verify actual device performance in their speci?c applications. sl1002a series sl1002a series description features ? rohs compliant/lead- free ? ultra low insertion loss ? surface mountable ? 5ka surge capability tested with 8/20sC pulse as de?ned by iec 61000-4-5 ? excellent response to fast rising transients ? can be used to meet telcordia gr1089 without series resistance ? 10/700 6kv capability, as per itu-t rec. k.21, enhanced test level ? 2000 a 2/10s surge rating ? meet fcc part 68 10/160s wavef orm, 200a test and 10/560s wavef orm 100a test ? halogen-free applications ? broadband equipment ? adsl equipment ? xdsl equipment ? satellite and catv equipment ? general telecom equipment agency agency file number ? e128662 agency approvals ? sl1002a series 2 electrode gdt graphical symbol revised: november 10, 2009 the broadband optimized? sl1002a series has been especially developed for use in broadband equipment. special design features provide high levels of protection against fast rising transients in the 100v/s to 1kv/s range usually caused by lightning disturbances. these devices have ultra low capacitance (typically 1.2pf or less) and present insigni?cant signal losses up to 1.5ghz. these devices are extremely robust and are able to divert a 5000a pulse without destruction. for ac power cross of long duration, overcurrent protection is recommended.
?2009 littelfuse, inc. gas discharge tube (gdt) products 36 revised: november 10, 2009 speci?cations are subject to change without notice. please refer to www.littelfuse.com for current information. customer should verify actual device performance in their speci?c applications. sl1002a series sl1002a series electrical characteristics part number device speci?cations (at 25c) life ratings dc breakdown in volts 1,2 (@100v/s) impulse breakdown in volts 3,4 (@100v/s) impulse breakdown in volts 3,4 (@1kv/s) insulation resistance capaci- tance (@1mhz 0v bias) arc voltage (on state voltage) @1amp min surge life (@100a 10/1000s) nominal impulse discharge current (8/20s) nominal ac discharge current (10x1s @50-60hz) dc holdover voltage 5 max impulse discharge current (1 application) min typ max max min max typ typ @ 2/10 s @ 10/350 s sl1002a075 60 75 90 400 650 10 9 (at 50v) 1.2 pf ~15 v 300 shots 6 10 shots 7 (@ 5ka) 5 a 50 v 2 ka 1.5 ka sl1002a090 72 90 108 sl1002a230 184 230 276 600 700 10 9 (at 100v) 135 v sl1002a250 200 250 300 sl1002a260 210 260 310 sl1002a350 280 350 420 800 900 sl1002a470 376 470 564 900 1000 sl1002a600 480 600 720 1100 1200 sl1002a600sp 570 600 780 1200 1300 10 9 (at 500v) product characteristics voltage vs. time characteristics materials construction = ceramic insulator device finish = dull tin-plated 17.5 +/-12.5 microns product marking littelfuse 'lf' mark, voltage and date code glow to arc transition current < 0.5 amps glow voltage ~60 - 140 volts storage and operational temperature -40 to +90c notes: 1. at delivery aql 0.65 level ii, din iso 2859 2. in ionized mode 3. in ionized mode, tested according to itu-t rec. k.12 4. comparable to the silicon measurement switching voltage (vs) 5. reference rea pe-80, 0.2a. tested to itu-t rec. k.12 and rea pe-80 < 150 msecs. 6. 300 applications [150(+) & 150(-)] 7. 10x[5x (+) & 5x (-)] applications time (ns) 0 200 400 600 800 1000 1200 max dynamic breakover voltage hold-over voltage on-state voltage voltage (v)
?2009 littelfuse, inc. gas discharge tube (gdt) products 37 revised: november 10, 2009 speci?cations are subject to change without notice. please refer to www.littelfuse.com for current information. customer should verify actual device performance in their speci?c applications. sl1002a series sl1002a series device dimensions insertion loss characteristics 4.1 0.2 [0.161 0.0079] 3.6 0.2 [0.142 0.0079] 6.2 0.1 5 7. 5 0.2 ?6.2 0.1 5 0. 5 0 3.9 ref [0.1 5 4 ref] 5 .00 [0.197] 1.30 [0.0 5 1] 3. 5 0 [0.138] top view profile view semiCprofile view solder pad layout 'sm' type surface mount devices typical insertion loss characteristics (600v) 'c' type core devices typical insertion loss characteristics (90v) 4.1 0.2 [0.161 0.0079] 3.6 0.2 [0.142 0.0079] ?6.0 0.1 5 [0.236 0.00 5 9] ?6.0 0. 1 5 0. 5 0 top view profile view semiCprofile view -18 -16 -14 -12 -10 -8 -6 -4 -2 0 2 1.e+07 1.e+08 1.e+09 1.e+10 1.e+11 s21 [db] frequency [hz] s21 [db] frequency [hz] -16 -14 -12 -10 -8 -6 -4 -2 0 2 1.e+07 1.e+08 1.e+09 1.e+10 1.e+11 dimensions are in millimeters [and inches] dimensions are in millimeters [and inches]
?2009 littelfuse, inc. gas discharge tube (gdt) products 38 revised: november 10, 2009 speci?cations are subject to change without notice. please refer to www.littelfuse.com for current information. customer should verify actual device performance in their speci?c applications. sl1002a series sl1002a series re?ow condition pb-free assembly pre heat - temperature min (t s(min) ) 150c - temperature max (t s(max) ) 200c - time (min to max) (t s ) 60 C 180 seconds average ramp-up rate (liquidus temp (t l ) to peak) 3c/second max. t s(max) to t l - ramp-up rate 5c/second max. re?ow - temperature (t l ) (liquidus) 217c - temperature (t l ) 60 C 150 seconds peak temperature (t p ) 260 +0/-5 c time within 5c of actual peak temperature (t p ) 10 C 30 seconds ramp-down rate 6c/second max. time 25c to peak temperature (t p ) 8 minutes max. do not exceed 260c soldering parameters - re?ow soldering (surface mount devices) time temperature t p t l t s(max) t s(min) 25 t p t l t s time to peak temperature (t 25oc to peak) ramp-down ramp-up preheat critical zone t l to t p soldering parameters - wave soldering (thru-hole devices) soldering parameters - hand soldering dwell t ime 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 0 10 20 30 40 5 0 60 70 80 90 100 110 120 130 140 1 5 0 160 170 180 190 200 210 220 230 240 t ime (seconds) t emperature (c) - measured on bottom side of board cooling t ime preheat t ime wave parameter lead-free recommendation preheat: (depends on flux activation temperature) (typical industry recommendation) temperature minimum: 100 c temperature maximum: 150 c preheat time: 60-180 seconds solder pot temperature: 280 c maximum solder dwell time: 2-5 seconds recommended process parameters: solder iron temperature: 350 c +/- 5c heating time: 5 seconds max.
?2009 littelfuse, inc. gas discharge tube (gdt) products 39 revised: november 10, 2009 speci?cations are subject to change without notice. please refer to www.littelfuse.com for current information. customer should verify actual device performance in their speci?c applications. sl1002a series sl1002a series packaging c type core items: package bulk pack in polybag, 1000 pcs/bag 7. 5 0.1 [0.29 5 0.004] 3 1.7 5 0.1 [0.069 0.004] 8 0.1 [0.31 5 0.004] 1. 5 0 [0.0 5 9] 4 0.1 [0.1 5 7 0.004] 2 0.1 [0.079 0.004] 16 0.3 [0.630 0.012] 1. 5 0 +0.10 0 [0.0 5 9] +0.004 0 10x4=40 0.2 [10x0.1 5 7=1. 5 7 5 0.008] 6. 5 0.1 [0.2 5 6 0.004] 6. 5 0.1 [0.2 5 6 0.004] 0.40 [0.016] r0.30 max. [0.012] direction of feed 17.7 [0.697] 275.0 [ 10.83 ] 100.0 [ 3.94 ] 25.0 [ 0.98 ] 76.0 [ 2.99 ] dimensions are in millimeters [and inches] dimensions are in millimeters [and inches] part numbering system and ordering information c = core (packed in polybag, 1000pcs/bag) sm = surface mount (packed in carrier and tape, 1000pcs/reel) voltage surge capability pin con?guration sl1002 a xxx x x 'sm' type surface mount items: packaged tape and reel carrier, 1000 pcs/reel (speci?cations below)
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