?2008 littelfuse, inc. revised: october 24, 2008 polyfuse ? resettable ptcs ?2008 littelfuse, inc. polyfuse ? resettable ptcs vt series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/vt.html for current information. vt series axial lead battery strap type > vt series vt series the new vt series device provides reliable, noncycling protection against overcharging and short circuits events for rechargeable battery cells where resettable protection is desired. electrical characteristics part number i hold (a) i trip (a) v max (vdc) i max (a) p d max. (w) maximum time to trip resistance agency approvals current (a) time (sec.) r min ( ) r typ ( ) r 1max ( ) 16vt170 1.70 3.40 16 100 1.4 8.50 3.00 0.030 0.052 0.105 xx 16vt170xs 1.70 3.40 16 100 1.4 8.50 3.00 0.030 0.052 0.105 xx 16vt175 1.75 3.80 16 100 1.4 9.00 3.00 0.025 0.045 0.090 xx 16vt175s 1.75 3.80 16 100 1.4 9.00 3.00 0.025 0.045 0.090 xx 16vt175l 1.75 3.80 16 100 1.4 9.00 3.00 0.025 0.045 0.090 xx 16vt175xl 1.75 3.80 16 100 1.4 8.75 5.00 0.029 0.051 0.102 xx 16vt175el 1.75 3.60 16 100 1.4 8.75 5.00 0.029 0.051 0.102 xx 16vt175nel 1.75 3.60 16 100 1.4 8.75 5.00 0.029 0.051 0.102 xx 16vt200 2.00 4.50 16 100 1.5 10.00 4.00 0.021 0.039 0.080 xx 16vt200s 2.00 4.50 16 100 1.5 10.00 4.00 0.021 0.039 0.080 xx 16vt200ul 2.00 4.70 16 100 1.5 10.00 5.00 0.022 0.039 0.076 xx 16vt210 2.10 4.70 16 100 1.5 10.00 5.00 0.018 0.030 0.060 xx 16vt210s 2.10 4.70 16 100 1.5 10.00 5.00 0.018 0.030 0.060 xx 16vt210ss 2.10 4.70 16 100 1.5 10.00 5.00 0.018 0.030 0.060 xx 16vt210l 2.10 4.70 16 100 1.5 10.00 5.00 0.018 0.030 0.060 xx 16vt210nl 2.10 4.70 16 100 1.5 10.00 5.00 0.018 0.035 0.065 xx 16vt210ul 2.10 4.70 16 100 1.5 10.00 5.00 0.018 0.035 0.065 xx 16vt240 2.40 5.40 16 100 1.5 12.00 4.00 0.015 0.026 0.052 xx 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. caution: operation beyond the speci?ed rating may result in damage and possible arcing and ?ame. description features applications t 3 p ) 4 d p n q m j b o u b o e leadCfree t 8 f m e b c m f / j d l f m u f s n j o b m t t 4 m j n
m p x q s p m m f e f t j h o 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 3 f d i b s h f b c m f c b u u f s z d f m m protection - mobile phones - laptop computers agency approvals agency agency file number e183209 r50119583
revised: october 24, 2008 ?2008 littelfuse, inc. polyfuse ? resettable ptcs vt series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/vt.html for current information. axial lead battery strap type > vt series ambient operation temperature -40c -20c 0c 23c 40c 50c 60c 70c 85c part number hold current (a) 16vt170 3.20 2.70 2.20 1.70 1.30 1.00 0.80 0.50 0.10 16vt170xs 3.20 2.70 2.20 1.70 1.30 1.00 0.80 0.50 0.10 16vt175 3.20 2.70 2.20 1.75 1.30 1.00 0.80 0.50 0.10 16vt175s 3.20 2.70 2.20 1.75 1.30 1.00 0.80 0.50 0.10 16vt175l 3.20 2.70 2.20 1.75 1.30 1.00 0.80 0.50 0.10 16vt175xl 3.20 2.70 2.20 1.75 1.30 1.00 0.80 0.50 0.10 16vt175el 3.20 2.70 2.20 1.75 1.30 1.00 0.80 0.50 0.10 16vt175nel 3.20 2.70 2.20 1.75 1.30 1.00 0.80 0.50 0.10 16vt200 3.70 3.20 2.60 2.00 1.50 1.20 0.90 0.50 0.10 16vt200s 3.70 3.20 2.60 2.00 1.50 1.20 0.90 0.50 0.10 16vt200ul 3.70 3.20 2.60 2.00 1.50 1.20 0.90 0.50 0.10 16vt210 4.10 3.50 2.90 2.10 1.60 1.30 1.00 0.70 0.10 16vt210s 4.10 3.50 2.90 2.10 1.60 1.30 1.00 0.70 0.10 16vt210ss 4.10 3.50 2.90 2.10 1.60 1.30 1.00 0.70 0.10 16vt210l 4.10 3.50 2.90 2.10 1.60 1.30 1.00 0.70 0.10 16vt210nl 4.10 3.50 2.90 2.10 1.60 1.30 1.00 0.70 0.10 16vt210ul 4.10 3.50 2.90 2.10 1.60 1.30 1.00 0.70 0.10 16vt240 4.40 3.70 3.10 2.40 1.80 1.50 1.20 0.90 0.10 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 200% average time current curves the average time current curves and temperature rerating curve performance is affected by a number or variables, and these curves provided as guidance only. customer must verify the performance in their application. time in seconds current in amperes 0.01 0.1 1 10 1 10 100 1000 1.70 a 1.75 a 2.00 a 2.10 a 2.40 a vt
?2008 littelfuse, inc. revised: october 24, 2008 polyfuse ? resettable ptcs ?2008 littelfuse, inc. polyfuse ? resettable ptcs vt series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/vt.html for current information. vt series axial lead battery strap type > vt series environmental speci?cations operating/storage temperature -40c to +85c passive aging +70c, 1000 hours, -/+10% typical resistance change humidity aging +85c, 85%r.h., 7 days, -/+5% typical resistance change thermal shock milCstdC202f, method 107g, +85c/-40c 20 times -30% typical resistance change vibration milCstdC883c, method 2007.1, condition a, no change physical speci?cations terminal material 0.13mm nominal thickness, quarter-hard nickel insulating material polyester tape dimensions sli t e b d1 d2 c a nominal 0. 5 x 4.0 (.02x .1 5 ) e b d1 d2 c a figure 1 figure 2 figure 3 sli t nominal 0. 5 x 4.0 (.02x .1 5 ) e b d1 d2 a c e b d2 d1 c a e b d1 d2 c a e b d1 d2 c a figure 4 figure 5 figure 6 (items with s at end of part number) (items with ss at end of part number) part marking system v t 210 product series current rating lot number (contact littelfuse for additional information) littelfuse t rademark v t 210 xxef double sided marking top side bottom side part number figure abcd1d2e inches mm inches mm inches mm inches mm inches mm inches mm min. max. min. max. min. max. min. max. min. max. min. max. min. max min max min max min max min max min max 16vt170 1 0.61 0.69 15.40 17.50 0.28 0.29 7.00 7.40 0.02 0.03 0.50 0.80 0.16 0.24 4.0 6.2 0.16 0.24 4.0 6.2 0.15 0.16 3.90 4.10 16vt170xs 2 0.82 0.90 20.90 22.90 0.19 0.21 4.90 5.30 0.02 0.03 0.50 0.80 0.16 0.34 4.0 8.6 0.16 0.34 4.0 8.6 0.15 0.16 3.90 4.10 16vt175 1 0.82 0.87 20.90 22.20 0.14 0.15 3.50 3.80 0.02 0.03 0.50 0.80 0.16 0.20 4.0 5.0 0.16 0.20 4.0 5.0 0.11 0.12 2.90 3.10 16vt175s 2 0.82 0.87 20.90 22.20 0.14 0.15 3.50 3.80 0.02 0.03 0.50 0.80 0.16 0.20 4.0 5.0 0.16 0.20 4.0 5.0 0.11 0.12 2.90 3.10 16vt175l 1 1.02 1.10 26.00 28.00 0.14 0.15 3.50 3.80 0.02 0.03 0.50 0.80 0.24 C 6.0 C 0.24 C 6.0 C 0.11 0.12 2.90 3.10 16vt175xl 4 1.00 1.11 25.50 28.20 0.14 0.15 3.50 3.90 0.02 0.03 0.50 0.80 0.34 0.41 8.7 10.3 0.22 0.29 5.7 7.3 0.09 0.10 2.40 2.60 16vt175el 6 1.53 1.62 38.80 41.20 0.14 0.15 3.50 3.90 0.02 0.03 0.60 0.80 0.74 0.80 18.7 20.3 0.34 0.41 8.7 10.3 0.09 0.10 2.40 2.60 16vt175nel 6 1.53 1.62 38.80 41.20 0.11 0.13 2.90 3.30 0.02 0.03 0.60 0.80 0.79 0.87 20.0 22.0 0.20 0.27 5.2 6.8 0.09 0.10 2.40 2.60 16vt200 1 0.82 0.91 20.90 23.10 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.70 0.16 0.20 4.0 5.0 0.16 0.20 4.0 5.0 0.11 0.12 2.90 3.10 16vt200s 2 0.82 0.91 20.90 23.10 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.70 0.16 0.20 4.0 5.0 0.16 0.20 4.0 5.0 0.11 0.12 2.90 3.10 16vt200ul 4 1.42 1.54 36.00 39.00 0.16 0.17 4.10 4.30 0.02 0.03 0.50 0.80 0.15 0.21 3.9 5.3 0.78 0.85 19.7 21.5 0.11 0.12 2.90 3.10 16vt210 1 0.82 0.91 20.90 23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 0.23 4.1 5.8 0.16 0.23 4.1 5.8 0.15 0.16 3.90 4.10 16vt210s 2 0.82 0.91 20.90 23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 0.23 4.1 5.8 0.16 0.23 4.1 5.8 0.15 0.16 3.90 4.10 16vt210ss 3 0.82 0.91 20.90 23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 0.23 4.1 5.8 0.16 0.23 4.1 5.8 0.15 0.16 3.90 4.10 16vt210l 1 0.94 1.02 24.00 26.00 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.20 0.28 5.0 7.1 0.20 0.28 5.0 7.1 0.15 0.16 3.90 4.10 16vt210nl 5 2.78 2.81 70.50 71.50 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.80 0.98 C 25.0 C 0.98 C 25.0 C 0.11 0.12 2.90 3.10 16vt210ul 5 2.78 2.81 70.50 71.50 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 1.12 C 28.5 C 1.12 C 28.5 C 0.15 0.16 3.90 4.10 16vt240 1 0.95 1.03 24.20 26.20 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.20 0.22 5.0 5.7 0.20 0.22 5.0 5.7 0.15 0.16 3.90 4.10
revised: october 24, 2008 ?2008 littelfuse, inc. polyfuse ? resettable ptcs vt series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/vt.html for current information. axial lead battery strap type > vt series quantity code voltage rating (vdc) series hold current (value divided by 100 = hold current in amps) lead options: u: 500 (bulk) 16 vt 175 nel u blank = standard el = extra long lead l = long lead nel = narrow extra long lead nl = narrow long lead s = slit lead ss = both leads slit ul = ultra long lead xl = extended long lead xs = extended long lead slit packaging part number ordering number i hold (a) i hold code packaging option quantity quantity & packaging codes 16vt170 16vt170u 1.70 170 bulk 500 u 16vt170xs 16vt170xsu 1.70 170 bulk 500 u 16vt175 16VT175U 1.75 175 bulk 500 u 16vt175s 16vt175su 1.75 175 bulk 500 u 16vt175l 16vt175lu 1.75 175 bulk 500 u 16vt175xl 16vt175xlu 1.75 175 bulk 500 u 16vt175el 16vt175elu 1.75 175 bulk 500 u 16vt175nel 16vt175nelu 1.75 175 bulk 500 u 16vt200 16vt200u 2.00 200 bulk 500 u 16vt200s 16vt200su 2.00 200 bulk 500 u 16vt200ul 16vt200ulu 2.00 200 bulk 500 u 16vt210 16vt210u 2.10 210 bulk 500 u 16vt210s 16vt210su 2.10 210 bulk 500 u 16vt210ss 16vt210ssu 2.10 210 bulk 500 u 16vt210l 16vt210lu 2.10 210 bulk 500 u 16vt210nl 16vt210nlu 2.10 210 bulk 500 u 16vt210ul 16vt210ulu 2.10 210 bulk 500 u 16vt240 16vt240u 2.40 240 bulk 500 u part ordering number system
|
