www.littelfuse.com ?2006 littelfuse polyfuse ? resettable ptcs surface mount 1210l series specifcations are subject to change without notice. 1 electronics designers guide 1210l series the 1206l series device 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 max. (w) maximum time to trip resistance agency approvals current (a) time (sec.) r min ( ) r typ ( ) r 1max ( ) 1210l005 a 0.05 0.15 30 10 0.60 0.25 1.50 3.600 25.00 50.00 x x 1210l010 b 0.10 0.30 30 10 0.60 0.50 1.50 1.600 7.000 15.00 x x 1210l020 c 0.20 0.40 30 10 0.60 8.00 0.02 0.800 2.900 5.000 x x 1210l035 e 0.35 0.70 6 100 0.60 8.00 0.20 0.320 0.810 1.300 x x 1210l050 f 0.50 1.00 13.2 100 0.60 8.00 0.10 0.250 0.550 0.900 x x 1210l075 g 0.75 1.50 6 100 0.60 8.00 0.10 0.130 0.290 0.400 x x 1210l110 h 1.10 2.20 6 100 0.60 8.00 0.30 0.060 0.140 0.210 x x 1210l150 k 1.50 3.00 6 100 0.80 8.00 0.50 0.040 0.070 0.110 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 refow soldering of 260c for 20 sec. caution: operation beyond the specifed rating may result in damage and possible arcing and fame. description applications ? usb peripherals ? disk drives ? cd-roms ? pc motherboards - plug and play protection ? mobile phones - battery and port protection ? pdas / digital cameras ? game console port protection features ? rohs compliant and lead-free ? fast response to fault currents ? compact design saves board space ? low resistance ? low-profle ? compatible with high temperature solders agency approvals agency agency file number e183209 r50082521
www.littelfuse.com ?2006 littelfuse polyfuse ? resettable ptcs surface mount 1210l series specifcations are subject to change without notice. 2 electronics designers guide ambient operation temperature -40c -20c 0c 23c 40c 50c 60c 70c 85c part number hold current (a) 1210l005 0.08 0.07 0.06 0.05 0.04 0.04 0.03 0.03 0.02 1210l010 0.16 0.14 0.12 0.10 0.08 0.07 0.06 0.05 0.03 1210l020 0.29 0.26 0.22 0.20 0.16 0.14 0.13 0.11 0.08 1210l035 0.47 0.45 0.40 0.35 0.33 0.28 0.24 0.21 0.18 1210l050 0.76 0.67 0.58 0.50 0.43 0.40 0.36 0.32 0.28 1210l075 1.00 0.97 0.86 0.75 0.64 0.59 0.54 0.48 0.40 1210l110 1.69 1.48 1.29 1.10 0.88 0.76 0.65 0.57 0.43 1210l150 2.13 1.92 1.71 1.50 1.26 1.14 1.01 0.89 0.71 temperature rerating temperature rerating curve -40 -30 -20 -10 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 10% 30% 50% 70% 90% 110% 130% 150% 170% te mperature (c) percentage of rated current average time current curves current in ampere s time in seconds 0.001 0.010 0.100 1 10 10 0 100 0 10000 100000 0.100 1 10 100 0.02 0.050a 0.100a 0.200a 0.350 a 0.500 a 0.750a 1.10a 1.50 a 1210l series specif ications ar e s ubject to change wi thout notice . note : 1 .0 0 m eans the number one wi th tw o decimal places . akl v3.9 06.05.10
www.littelfuse.com ?2006 littelfuse polyfuse ? resettable ptcs surface mount 1210l series specifcations are subject to change without notice. electronics designers guide environmental specifcations soldering parameters condition refow 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 0c~35c, < = 70%rh ? recommended refow methods: ir, vapor phase oven, hot air oven, n 2 environment for lead-free ? devices are not designed to be wave soldered to the bottom side of the board. ? recommended maximum paste thickness is 0.25mm (0.010 inch) ? devices can be cleaned using standard industry methods and solvents. note: if refow temperatures exceed the recommended profle, devices may not meet the performance requirements. operating/storage temperature -40c to +85c maximum device surface temperature in tripped state 125c passive aging +85c, 1000 hours 5% typical resistance change humidity aging +85c, 85%r.h. 1000 hours 5% typical resistance change thermal shock mil-std-202 method 107g +85c/-40c 20 times -30% typical resistance change solvent resistance mil-std-202, method 215 no change vibration mil-std-883c, method 2007.1, condition a no change physical specifcations terminal material solder-plated copper (solder material: matte tin (sn)) lead solderability meets eia specifcation rs186-9e, ansi/ j-std-002 category 3. preheatin g 120 18 0 220 260 0 60 to 100 t emperature ( c) soldering cooling 120 50 to 15 0 time(s )
www.littelfuse.com ?2006 littelfuse polyfuse ? resettable ptcs surface mount 1210l series specifcations are subject to change without notice. electronics designers guide part numbering system pa ckaging st yle size l: littelfuse surface mount pptc i hold hold current code (see table below ) quantity code: w=3000 y=400 0 r: tape & ree l 1210 l 110 w r serie s dimensions part number a b c d e inches mm inches mm inches mm inches mm inches mm min. max. min. max. min. max. min. max. min. max. min. max. min. min. min max. min. max. 1210l005 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.00 0.25 0.000 0.00 0.20 0.50 1210l010 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.00 0.25 0.000 0.00 0.20 0.50 1210l020 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.02 0.04 0.60 1.00 0.00 0.25 0.000 0.00 0.20 0.50 1210l035 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.02 0.03 0.50 0.85 0.00 0.25 0.000 0.00 0.20 0.50 1210l050 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.02 0.03 0.50 0.85 0.00 0.25 0.000 0.00 0.20 0.50 1210l075 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.02 0.03 0.50 0.85 0.00 0.25 0.000 0.00 0.20 0.50 1210l110 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.04 0.05 0.90 1.30 0.00 0.25 0.000 0.00 0.20 0.50 1210l150 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.03 0.07 0.80 1.80 0.00 0.25 0.000 0.00 0.20 0.50 c to p vi ew pad layout side vi ew bottom vi ew 2.50 mm (.098) 2.00 mm (.079) 1.00 mm (.040) d marking code v aries with amperage ra ting (see char t) shown is 1.5amp ra ting e a b k packaging i hold (a) i hold code packaging option quantity quantity & packaging codes 0.05 005 tape and reel 3000 wr 0.10 010 tape and reel 3000 wr 0.20 020 tape and reel 3000 wr 0.35 035 tape and reel 4000 yr 0.50 050 tape and reel 4000 yr 0.75 075 tape and reel 4000 yr 1.10 110 tape and reel 3000 wr 1.50 150 tape and reel 2000 pr
|
