27 revised: june 6, 2012 poly-fuse ? resettable ptcs ? 2012 littelfuse, inc 1206l series 1206l series surface mount > 1206l series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/1206l.html for current information. 1206l series the 1206l series ptc provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired. electrical characteristics part number marking i hold (a) i trip (a) v max (vdc) i max (a) p d typ. (w) maximum time to trip resistance agency approvals current (a) time (sec.) r min () r 1max () 1206L012 a 0.125 0.29 30 100 0.6 1.00 0.20 1.500 6.00 x x 1206l016 b 0.16 0.37 30 100 0.6 1.00 0.30 1.200 4.50 x x 1206l020 1 c 0.20 0.42 24 100 0.6 8.00 0.10 0.650 2.60 x x 1206l025 1 d 0.25 0.50 16 100 0.6 8.00 0.08 0.550 2.30 x x 1206l035 1 e 0.35 0.75 6 100 0.6 8.00 0.10 0.300 1.20 x x 1206l035/16 j 0.35 0.75 16 100 0.6 8.00 0.10 0.300 1.20 x x 1206l050 1 f 0.50 1.00 6 100 0.6 8.00 0.10 0.150 0.70 x x 1206l050/15 m 0.50 1.00 15 100 0.6 8.00 0.10 0.150 0.75 x x 1206l075/13.2 g1 0.75 1.50 13.2 100 0.6 8.00 0.20 0.090 0.35 x x 1206l075th 1 g 0.75 1.50 8 100 0.6 8.00 0.20 0.090 0.29 x x 1206l110th 1 h 1.10 2.20 8 100 0.8 8.00 0.10 0.040 0.21 x x 1206l150th 1 k 1.50 3.00 8 100 0.8 8.00 0.30 0.040 0.12 x x 1206l175 v 1.75 3.50 6 100 0.8 8.00 0.50 0.020 0.09 x x 1206l200 l 2.00 3.50 6 100 0.8 8.00 1.50 0.018 0.08 x x i hold = hold current: maximum current device will pass without tripping in 20c still air. i trip = trip current: minimum current at which the device will trip in 20c still air. v max = maximum voltage device can withstand without damage at rated current (i max) i max = maximum fault current device can withstand without damage at rated voltage (v max ) p d = power dissipated from device when in the tripped state at 20c still air. r min = minimum resistance of device in initial (un-soldered) state. r typ = typical resistance of device in initial (un-soldered) state. r 1max = maximum resistance of device at 20c measured one hour after tripping or re?ow soldering of 260c for 20 sec. description agency approvals agency agency file number e183209 r50119118 features applications t 3 p ) 4 d p n q m j b o u
m f b e g s f f and halogen-free t ' b t u s f t q p o t f u p g b v m u currents t $ p n q b d u e f t j h o t b w f t board space t - p x s f t j t u b o d f t - p x q s p m m f t $ p n q b u j c m f x j u i i j h i temperature solders t 6 4 # q f s j q i f s b m t t % j t l e s j w f t t $ % 3 0 . t t 1 m v h b o e q m b z q s p u f d u j p o for motherboards and peripherals t . p c j m f q i p o f t c b u u f s z and port protection t % j t l e s j w f t t 1 % " t e j h j u b m d b n f s b t t ( b n f d p o t p m f q p s u protection caution: 0 q f s b u j p o c f z p o e u i f t q f d j m f e s b u j o h n b z s f t v m u j o e b n b h f b o e q p t t j c m f b s d j o h b o e n b n f 1 some older references to these devices may include Cc in the part number. the Cc should be omitted when placing new orders for the device.
28 revised: june 6, 2012 poly-fuse ? resettable ptcs ? 2012 littelfuse, inc. 1206l series surface mount > 1206l series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/1206l.html for current information. ambient operation temperature -40c -20c 0c 20c 40c 50c 60c 70c 85c part number hold cur rent (a) 1 206l012 0.18 0.16 0.14 0.125 0.10 0.09 0.08 0.07 0.05 1 206l0 16 0.22 0.20 0.18 0.16 0.14 0.12 0.10 0.09 0.08 1206l020 0.28 0.25 0.23 0.20 0.17 0.15 0.14 0.12 0.09 1206l025 0.37 0.33 0.29 0.25 0.22 0.20 0.17 0.15 0.12 1206l035 0.50 0.45 0.40 0.35 0.30 0.27 0.24 0.21 0.15 1206l035/16 0.50 0.45 0.40 0.35 0.30 0.27 0.24 0.21 0.15 1206l050 0.71 0.64 0.57 0.50 0.42 0.39 0.35 0.31 0.25 1206l050/15 0.71 0.64 0.57 0.50 0.42 0.39 0.35 0.31 0.25 1206l075/13.2 1.14 1.04 0.88 0.75 0.65 0.59 0.54 0.49 0.41 1206l075th 1.14 1.01 0.88 0.75 0.65 0.59 0.54 0.49 0.41 1206l110th 1.52 1.37 1.25 1.10 0.92 0.82 0.75 0.64 0.52 1206l150th 2.18 1.94 1.72 1.50 1.28 1.17 1.06 0.96 0.77 1206l175 2.50 2.25 2.00 1.75 1.55 1.45 1.35 1.25 1.10 1206l200 2.60 2.44 2.35 2.00 1.78 1.67 1.50 1.45 1.10 temperature rerating temperature rerating curve -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 10% 30% 50% 70% 90% 110% 130% 150% 170% temperature (c) percentage of rated current average time current curves the average time current curves and temperature rerating curve performance is affected c z b o v n c f s p s w b s j b c m f t
b o e u i f t f d v s w f t q s p w j e f e b t h v j e b o d f p o m z $ v t u p n f s n v t u verify the performance in their application. 0.01 0.1 1 10 100 0.1 1 10 time in seconds current in amperes 1206l 0.12a 0.16a 0.20a 0.25a 0.35a, 0.35a/1 5v 0.50a, 0.50a/1 5v 0.75a 0.75 a/13.2v 1.1a 1. 5a 1. 7 5a 2.0a
29 revised: june 6, 2012 poly-fuse ? resettable ptcs ? 2012 littelfuse, inc 1206l series 1206l series surface mount > 1206l series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/1206l.html for current information. environmental speci?cations soldering parameters preheating 120 180 220 260 0 60 to 100 temperature (c) soldering cooling 120 50 to 150 time(s) condition re?ow peak temp/ duration time 260c / 10 sec time above liquids (tal) 220c 60 sec ~ 100 sec preheat 120c~ 180c 50 sec ~ 150 sec storage condition ? $ _ ? $
3 ) t 3 f d p n n f o e f e s f n p x n f u i p e t * 3
w b q p s q i b t f p w f o
i p u b j s p w f o
/ 2 environment for leadCfree t 3 f d p n n f o e f e n b y j n v n q b t u f u i j d l o f t t j t n n j o d i t % f w j d f t d b o c f d m f b o f e v t j o h t u b o e b s e j o e v t u s z n f u i p e t b o e solvents. note: * g s f n p x u f n q f s b u v s f t f y d f f e u i f s f d p n n f o e f e q s p m m f
devices may not meet the performance requirements. operating/storage temperature -40c to +85c maximum device surface temperature in tripped state 125c passive aging ? $
i p v s t u z q j d b m s f t j t u b o d f d i b o h f humidity aging ? $
3 )
i p v s t u z q j d b m s f t j t u b o d f d i b o h f thermal shock . * - o 4 5 % o
. f u i p e ( +85c/-40c 20 times u z q j d b m s f t j t u b o d f d i b o h f solvent resistance . * - o 4 5 % o
. f u i p e no change vibration . * - o 4 5 % o $
. f u i p e
condition a no change moisture sensivity level - f w f m
+ o 4 5 % o $ physical speci?cations terminal material solder-plated copper (solder material: matte tin (sn)) lead solderability . f f u t & |