?2012 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 35 revised: april 12, 2012 sma6l series surface mount C 600w > sma6l series please refer to http://www.littelfuse.com/series/sma6l.html for current information. sma6l series description features maximum ratings and thermal characteristics (t a =25 o c unless otherwise noted) parameter symbol value unit peak pulse power dissipation at t a =25oc by 10x1000s waveform (fig.2)(note 1), (note 2) p ppm 600 w power dissipation on infnite heat sink at t a =50 o c p m(av) 3 w peak forward surge current, 8.3ms single half sine wave (note 3) i fsm 60 a maximum instantaneous forward voltage at 25a for unidirectional only v f 3.5v v operating junction and storage temperature range t j , t stg -65 to 150 c typical thermal resistance junction to lead r ujl 35 c/w typical thermal resistance junction to ambient r uja 200 c/w notes: 1. non-repetitive current pulse, per fig.4 and derated above t a =25oc per fig. 3. 2. mounted on 5.0x5.0mm copper pad to each terminal. 3. measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only. the sma6l series is designed specifcally to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. sma low profle package has the same electronical performance as the smb package but with lowest height profles (1.1mm) in the industry. applications tvs devices are ideal for the protection of i/o interfaces, v cc bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. ? sma low profle package: less than 1.1 mm ? same power as standard smb devices (600 w) ? footprint compatibility with standard sma and smb products (easy to layout) ? typical failure mode is short from over-specifed voltage or current ? whisker test is conducted based on jedec jesd201a per its table 4a and 4c ? iec-61000-4-2 esd 15kv(air), 8kv (contact) ? esd protection of data lines in accordance with iec 61000-4-2 (iec801-2) ? eft protection of data lines in accordance with iec 61000-4-4 (iec801-4) .? low inductance, excellent clamping capability ? fast response time: typically less than 1.0ns from 0 volts to v br min ? built-in strain relief ? glass passivated junction ? typical i r less than 1a above 12v ? high temperature soldering: 260c/40 seconds at terminals ? typical maximum temperature coeffcient v br = 0.1% x v br @25c x t ? matee tin leadCfree plated ? halogen free and rohs compliant hf rohs sm6l series 1 rohs
?2012 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 36 revised: april 12, 2012 sma6l series surface mount C 600w > sma6l series please refer to http://www.littelfuse.com/series/sma6l.html for current information. electrical characteristics part number (uni) marking reverse stand off voltage v r (volts) breakdown voltage v br (volts) @ i t test current i t (ma) maximum clamping voltage v c @ i pp (v) maximum peak pulse current i pp (a) maximum reverse leakage i r @ v r (a) uni min max sma6l5.0a ae 5.0 6.40 7.00 10 9.2 65.3 800 sma6l6.0a ag 6.0 6.67 7.37 10 10.3 58.3 800 sma6l6.5a ak 6.5 7.22 7.98 10 11. 2 53.6 500 sma6l7.0a am 7. 0 7.78 8.60 10 12.0 50.0 200 sma6l7.5a ap 7. 5 8.33 9.21 1 12.9 46.6 100 sma6l8.0a ar 8.0 8.89 9.83 1 13.6 44.2 50 sma6l8.5a at 8.5 9.44 10.40 1 14.4 41.7 20 sma6l9.0a av 9.0 10.00 11.10 1 15.4 39.0 10 sma6l10a ax 10.0 11.10 12.30 1 1 7. 0 35.3 5 sma6l11a az 11. 0 12.20 13.50 1 18.2 33.0 1 sma6l12a be 12.0 13.30 14.70 1 19.9 30.2 1 SMA6L13A bg 13.0 14.40 15.90 1 21.5 28.0 1 sma6l14a bk 14.0 15.60 17.20 1 23.2 25.9 1 sma6l15a bm 15.0 16.70 18.50 1 24.4 24.6 1 sma6l16a bp 16.0 17.80 19.70 1 26.0 23.1 1 sma6l17a br 1 7. 0 18.90 20.90 1 27.6 21.8 1 sma6l18a bt 18.0 20.00 22.10 1 29.2 20.6 1 sma6l20a bv 20.0 22.20 24.50 1 32.4 18.6 1 sma6l22a bx 22.0 24.40 26.90 1 35.5 16.9 1 sma6l24a bz 24.0 26.70 29.50 1 38.9 15.5 1 sma6l26a ce 26.0 28.90 31.90 1 42.1 14.3 1 sma6l28a* cg 28.0 31.10 34.40 1 45.4 13.3 1 sma6l30a* ck 30.0 33.30 36.80 1 48.4 12.4 1 sma6l33a* cm 33.0 36.70 40.60 1 53.3 11. 3 1 sma6l36a* cp 36.0 40.00 44.20 1 58.1 10.4 1 sma6l40a* cr 40.0 44.40 49.10 1 64.5 9.3 1 sma6l43a* ct 43.0 47.80 52.80 1 69.4 8.7 1 sma6l45a* cv 45.0 50.00 55.30 1 72.7 8.3 1 sma6l48a* cx 48.0 53.30 58.90 1 77.4 7. 8 1 sma6l51a* cz 51.0 56.70 62.70 1 82.4 7. 3 1 sma6l54a* re 54.0 60.00 66.30 1 87.1 6.9 1 sma6l58a* rg 58.0 64.40 71.20 1 93.6 6.5 1 sma6l60a* rk 60.0 66.70 73.70 1 96.8 6.2 1 sma6l64a* rm 64.0 71.10 78.60 1 103.0 5.9 1 sma6l70a* rp 70.0 77.80 86.00 1 113.0 5.3 1 sma6l75a* rr 75.0 83.30 92.10 1 121.0 5.0 1 sma6l78a* rt 78.0 86.70 95.80 1 126.0 4.8 1 sma6l85a* rv 85.0 94.40 104.00 1 137.0 4.4 1 notes: parts with * are still under development. 2
?2012 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 37 revised: april 12, 2012 sma6l series surface mount C 600w > sma6l series please refer to http://www.littelfuse.com/series/sma6l.html for current information. 3 i-v curve characteristics vc v br v r i r i t i pp v unidirectional v f p ppm peak pulse power dissipation -- max power dissipation v r stand-off voltage -- maximum voltage that can be applied to the tvs without operation v br breakdown voltage -- maximum current that fows though the tvs at a specifed test current (i t ) v c clamping voltage -- peak voltage measured across the suppressor at a specifed ippm (peak impulse current) i r reverse leakage current -- current measured at v r v f forward voltage drop for uni-directional 0. 1 1 10 100 0. 00000 10 . 00001 0. 0 001 0. 001 t d -pulse width (sec.) 0.2x0.2" (5.0x5.0mm) copper pad area p ppm -peak pulse power (kw ) figure 2 - peak pulse power rating curve vo lt age tr an si en ts ti me vo lt age cr os s tv s current cr os s tv s voltage or current figure 1 - tvs transients clamping waveform ratings and characteristic curves (t a =25c unless otherwise noted) continues on next page.
?2012 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 38 revised: april 12, 2012 sma6l series surface mount C 600w > sma6l series please refer to http://www.littelfuse.com/series/sma6l.html for current information. 0 20 40 60 80 100 02 55 07 51 00 1251 50 175 t a -a mb ie nt te mp er at ur e (oc) peak pulse power (p pp ) or current (i pp ) derating in percentage % 1 10 100 1000 1000 0 1. 0 10. 01 00. 01 000. 0 cj (p f) tj =2 5o c f= 1.0m hz vs ig =5 0m vp -p un i- di re ct i onal v= 0v un i- di re ct io nal @v r v br - reverse breakdown vo ltage (v) figure 3 - pulse derating curve i ppm - p eak p ulse cur rent, % i rsm 0 0 50 10 0 15 0 1. 0 2.0 3.0 4.0 t r =1 0sec p eak v alue i ppm i ppm 2 t j =25c p ulse width(td) is de?ned as the point where the peak cur rent decays to 50% of i ppm 1 0/1 000sec. w aveform as de?ned by r.e.a t d t-t ime (ms) half v alue i ppm ( ) figure 4 - pulse waveform figure 5 - typical junction capacitance 02 55 07 5 100 125 150 175 p m(a v) , steady state power dissipation (w) t a - ambient te mperature (oc) ba rg ai ni ng 3.0 0.6 1.2 1.8 3.6 2.4 0 ruja=rujl ruja=200c/w figure 6 - steady state power dissipation derating curve 4 ratings and characteristic curves (t a =25c unless otherwise noted) (continued)
?2012 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 39 revised: april 12, 2012 sma6l series surface mount C 600w > sma6l series please refer to http://www.littelfuse.com/series/sma6l.html for current information. dimensions physical specifcations weight 0.002 ounce, 0.061 gram case jedec do-221ac molded plastic over glass passivated junction polarity color band denotes cathode except bipolar terminal matte tin-plated leads, solderable per jesd22-b102d dimensions inches millimeters min max min max a 0.156 0.181 3.950 4.600 b 0.189 0.220 4.800 5.600 c 0.049 0.069 1.250 1.750 d 0.088 0.116 2.250 2.950 e 0.030 0.059 0.750 1.500 f 0.005 0.010 0.125 0.250 g 0.035 0.043 0.900 1. 10 0 environmental specifcations temperature cycle jesd22-a104 pressure cooker jesd22-a102 high temp. storage jesd22-a103 htrb jesd22-a108 thermal shock jesd22-a106 soldering parameters 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 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 d 3.12 (0.123) 1. 20 (0.047) 1. 52 (0.060) mounting p ad la y out a b e e c g f cathode band 5
?2012 littelfuse, inc. specifcations are subject to change without notice. transient voltage suppression diodes 40 revised: april 12, 2012 sma6l series surface mount C 600w > sma6l series please refer to http://www.littelfuse.com/series/sma6l.html for current information. part numbering system part marking system packaging part number component package quantity packaging option packaging specifcation sma6lxxa do-221ac 3000 tape & reel C 12mm/7 tape eia rs-481 sma6l xx a series 5% v br vo lta ge t olerance v r vo lta ge f xx ymxxx marking code trace code marking y:year code m: month code xxx: lot code littelfuse logo cathode band tape and reel specifcation 0.47 (1 2.0) 0.1 57 (4.0) 0.1 57 (4.0) 0.49 (1 2.5) 0.80 (20.2) arbor hole dia. 7 .0 (1 78) dimensions are in inc hes (and millimeter s). direction of f eed 0.059 dia (1 .5) co ver tape cathode 6
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