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s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 2 of 11 2010/05/21 revision: j description the 1812 series provides surface mount resettable overcurrent protection with holding current from 0.1a to 3.0a. this series offers complete portfolio in terms of holding current and working voltage, and is suitable for wide range of applications. features applications agency approval and environmental compliance electrical characteristics y rohs compliant and lead-free y halogen-free y compact design saves board space y low profile y fast response to fault current y compatible with high temperature solders y usb hubs, ports and peripherals y set-top-box and hdmi y game console port protection y motherboard usb & ieee 1394 protection y optical disk drives y general electronics agency file number regulation standard e201431 ? 2002/95/ec ? r50099121 ? iec 61249-2-21:2003 maximum time to trip resistance agency approval part number i hold (a) i trip (a) v max (vdc) i max (a) p d typ (w) current (a) time (sec.) r min ( ? ) r 1max ( ? ) smd1812p010tf 0.10 0.30 30 100 0.8 0.50 1.50 1.600 15.000 3 3 smd1812p014tf 0.14 0.34 60 10 0.8 1.50 0.15 1.500 6.000 3 3 smd1812p020tf 0.20 0.40 30 100 0.8 8.00 0.02 0.800 5.000 3 3 smd1812p035tf/30 0.35 0.75 30 40 0.8 8.00 0.15 0.400 1.700 3 3 smd1812p050tf 0.50 1.00 15 100 0.8 8.00 0.15 0.150 1.000 3 3 smd1812p050tf/30 0.50 1.00 30 100 0.8 8.00 0.15 0.150 1.000 3 3 smd1812p075tf 0.75 1.50 13.2 100 0.8 8.00 0.20 0.100 0.450 3 3 smd1812p075tf/24 0.75 1.50 24 100 0.8 8.00 0.20 0.110 0.290 3 3 smd1812p075tf/33 0.75 1.50 33 20 0.8 8.00 0.20 0.110 0.400 3 3 smd1812p110tf 1.10 2.20 8 100 0.8 8.00 0.30 0.040 0.210 3 3 smd1812p110tf/16 1.10 1.95 16 100 0.8 8.00 0.30 0.060 0.180 3 3 smd1812p110tf/24 1.10 1.95 24 20 0.8 8.00 0.50 0.060 0.200 3 3 smd1812p110tf/33 1.10 1.95 33 20 0.8 8.00 0.50 0.060 0.200 3 3 smd1812p125tf/16 1.25 2.50 16 100 0.8 8.00 0.40 0.050 0.140 3 3 smd1812p125tf/6,4l 1.25 2.50 6 100 0.8 8.00 0.40 0.050 0.140 3 3 smd1812p150tf/8 1.50 3.00 8 100 0.8 8.00 0.30 0.040 0.110 3 3 smd1812p150tf/12 1.50 3.00 12 100 0.8 8.00 0.50 0.040 0.110 3 3 smd1812p150tf/24 1.50 3.00 24 20 0.8 8.00 1.50 0.040 0.120 3 3 smd1812p160tf/8(4l) 1.60 2.80 8 100 0.8 8.00 1.00 0.030 0.100 3 3 smd1812p200tft 2.00 3.50 8 100 0.8 8.00 2.00 0.020 0.070 3 3 smd1812p260tft 2.60 5.00 8 100 0.8 8.00 2.50 0.015 0.047 3 3 smd1812p260tf/12 2.60 5.00 12 100 0.8 8.00 5.00 0.015 0.055 3 3 smd1812p300tft 3.00 5.00 6 100 0.8 8.00 4.00 0.012 0.040 3 3
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 3 of 11 2010/05/21 revision: j note on electrical characteristics ? vocabulary i hold = hold current: maximum current device will pass without tripping in 23oc still air. i trip = trip current: minimum current at which the device will trip in 23 oc still air. v max = maximum voltage device can withstand without damage at rated current (i max ) i max = maximum fault current device can with stand without damage at rated voltage (v max ) p d typ = typical power dissipated from device when in the tripped state at 23 oc still air. r min = minimum resistance of device in initial (un-soldered) state. r 1max = maximum resistance of device at 23 oc measured one hour after tripping or reflow soldering of 260 oc for 20 sec. ? value specified is determined by using the pwb with 0.030?*1.5oz copper traces. ? caution: operation beyond the specified rating may result in damage and possible arcing and flame. ? specifications are subject to change without notice. polymeric ptc selecting guide ? determine the following operatin g parameters for the circuits: y normal operating current (i hold ) y maximum circuit voltage (v max ) y maximum interrupt current (i max ) y normal operating temperature surrounding device (minoc/maxoc) ? select the device form factor and di mension suitable for the application: y surface mount device (smd) y radial leaded device (rld) y axial leaded device (ald) y disc device y other customized form factors ? compare the maximum rating for v max and i max of the pptc device with the circuit in application and make sure the circuit?s requirement does not exceed the device rating. ? check that pptc device?s trip time (time-to-trip) will protect the circuit. ? verify that the circuit operating temperature is within the pptc device?s normal operating temperature range. ? verify the performance and suitability of the chosen pptc device in the application.
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 4 of 11 2010/05/21 revision: j thermal derating curve thermal derating chart recommended hold current (a) at ambient temperature ( o c) ambient operation temperature part number -40 oc -20 oc 0 oc 23 oc 40 oc 50 oc 60 oc 70 oc 85 oc smd1812p010tf 0.16 0.14 0.12 0.10 0.08 0.07 0.06 0.05 0.03 smd1812p014tf 0.23 0.19 0.17 0.14 0.12 0.10 0.09 0.08 0.06 smd1812p020tf 0.29 0.26 0.23 0.20 0.17 0.15 0.14 0.12 0.10 smd1812p035tf/30 0.50 0.45 0.40 0.35 0.30 0.26 0.24 0.20 0.16 smd1812p050tf 0.77 0.68 0.59 0.50 0.44 0.40 0.37 0.33 0.29 smd1812p050tf/30 0.77 0.68 0.59 0.50 0.44 0.40 0.37 0.33 0.29 smd1812p075tf 1.15 1.01 0.88 0.75 0.65 0.60 0.55 0.49 0.43 smd1812p075tf/24 1.06 0.95 0.84 0.75 0.60 0.55 0.50 0.45 0.37 smd1812p075tf/33 1.10 1.00 0.88 0.75 0.66 0.60 0.56 0.47 0.36 smd1812p110tf 1.59 1.43 1.26 1.10 0.95 0.87 0.80 0.71 0.60 smd1812p110tf/16 1.58 1.43 1.27 1.10 0.95 0.85 0.77 0.71 0.58 smd1812p110tf/24 1.55 1.40 1.25 1.10 0.93 0.83 0.73 0.63 0.50 smd1812p110tf/33 1.55 1.40 1.25 1.10 0.93 0.83 0.73 0.63 0.50 smd1812p125tf/16 2.00 1.75 1.52 1.25 1.00 0.95 0.90 0.75 0.53 smd1812p125tf/6,4l 2.00 1.75 1.52 1.25 1.00 0.95 0.90 0.75 0.53 smd1812p150tf/8 2.06 1.93 1.79 1.50 1.28 1.10 1.02 0.80 0.68 smd1812p150tf/12 2.04 1.88 1.68 1.50 1.25 1.10 1.00 0.80 0.60 smd1812p150tf/24 2.05 1.87 1.67 1.50 1.25 1.08 0.95 0.77 0.60 smd1812p160tf/8(4l) 2.20 2.06 1.91 1.60 1.36 1.17 1.09 0.85 0.72 smd1812p200tf t 2.60 2.44 2.22 2.00 1.78 1.67 1.50 1.45 1.29 smd1812p260tf t 3.40 3.16 3.00 2.60 2.30 2.15 2.00 1.85 1.63 smd1812p260tf/12 3.40 3.16 3.00 2.60 2.30 2.15 2.00 1.85 1.63 smd1812p300tf t 4.13 3.75 3.30 3.00 2.62 2.43 2.25 2.00 1.78 -40.00 0.00 40.00 80.00 120.00 device's ambient temperature ( ) 0.00 50.00 100.00 150.00 200.00 percentage of rated current
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 5 of 11 2010/05/21 revision: j average time-current curve average time-current curve a smd1812p110tf b smd1812p125tf/6,4l c smd1812p150tf/8 d smd1812p160tf/8(4l) e smd1812p200tft f smd1812p260tft smd1812p260tf/12 g smd1812p300tft a smd1812p050tf b smd1812p075tf c smd1812p110tf/16 d smd1812p125tf/16 e smd1812p150tf/12 1.00 10.00 100.00 fault current (amp.) 0.01 0.10 1.00 10.00 100.00 time to trip (sec.) ab cd efg 0.10 1.00 10.00 100.00 fault current (amp.) 0.01 0.10 1.00 10.00 100.00 time to trip (sec.) a bcd e
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 6 of 11 2010/05/21 revision: j average time-current curve a smd1812p010tf b smd1812p014tf c smd1812p020tf d smd1812p035tf/30 e smd1812p050tf/30 f smd1812p075tf/33 g smd1812p075tf/24 h smd1812p110tf/33 i smd1812p110tf/24 j smd1812p150tf/24 0.10 1.00 10.00 100.00 fault current (amp.) 0.01 0.10 1.00 10.00 100.00 time to trip (sec.) a bc d ef g h i j
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 7 of 11 2010/05/21 revision: j soldering parameters profile feature pb-free assembly average ramp-up rate (ts max to t p ) 3oc/second max. preheat -temperature min (ts min ) -temperature max (ts max ) -time (ts min to ts max ) 150oc 200oc 60-180 seconds time maintained above: -temperature (t l ) -time (t l ) 217oc 60-150 seconds peak temperature (t p ) 260oc time within 5oc of actual peak temperature (t p ) 20-40 seconds ramp-down rate 6 oc /second max. time 25oc to peak temperature 8 minutes max. storage condition 0oc ~35oc, Q 70%rh y recommended reflow methods: ir, vapor phase oven, hot air oven, n 2 environment for lead-free y recommended maximum paste thickness is 0.25mm (0.010 inch) y devices can be cleaned using standard industry methods and solvents. note 1: all temperature refer to topside of the package, measured on the package body surface. note 2: if reflow temperatures exceed the recommended profile, devices may not meet the performance requirements.
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 8 of 11 2010/05/21 revision: j physical dimensions (mm.) a b c d e part number min. max. min. max. min. max. min. max. min. max. smd1812p010tf 4.37 4.73 3.07 3.41 0.75 1.25 0.30 1.20 0.15 0.65 smd1812p014tf 4.37 4.73 3.07 3.41 0.75 1.95 0.30 1.20 0.15 0.65 smd1812p020tf 4.37 4.73 3.07 3.41 0.55 1.00 0.30 1.20 0.15 0.65 smd1812p035tf/30 4.37 4.73 3.07 3.41 0.65 1.25 0.30 1.20 0.15 0.65 smd1812p050tf 4.37 4.73 3.07 3.41 0.50 0.75 0.30 1.20 0.15 0.50 smd1812p050tf/30 4.37 4.73 3.07 3.41 0.50 1.00 0.30 1.20 0.15 0.65 smd1812p075tf 4.37 4.73 3.07 3.41 0.50 0.75 0.30 1.20 0.15 0.50 smd1812p075tf/24 4.37 4.73 3.07 3.41 0.75 1.55 0.30 1.20 0.15 0.65 smd1812p075tf/33 4.37 4.73 3.07 3.41 0.75 1.55 0.30 1.20 0.15 0.65 smd1812p110tf 4.37 4.73 3.07 3.41 0.30 0.71 0.30 1.20 0.15 0.65 smd1812p110tf/16 4.37 4.73 3.07 3.41 0.75 1.25 0.30 1.20 0.15 0.65 smd1812p110tf/24 4.37 4.73 3.07 3.41 0.50 1.07 0.30 1.20 0.15 0.65 smd1812p110tf/33 4.37 4.73 3.07 3.41 1.20 2.00 0.30 1.20 0.15 0.65 smd1812p125tf/16 4.37 4.73 3.07 3.41 0.75 1.25 0.30 1.20 0.15 0.65 smd1812p125tf/6,4l 4.37 4.73 3.07 3.41 0.45 0.75 0.30 1.20 0.15 0.65 smd1812p150tf/8 4.37 4.73 3.07 3.41 0.40 0.71 0.30 1.20 0.15 0.65 smd1812p150tf/12 4.37 4.73 3.07 3.41 0.75 1.25 0.30 1.20 0.15 0.65 smd1812p150tf/24 4.37 4.73 3.07 3.41 0.80 1.80 0.30 1.20 0.15 0.65 smd1812p160tf/8(4l) 4. 3 7 4.73 3.07 3.41 0.40 0.75 0.30 1.20 0.15 0.65 smd1812p200tf t 4.37 4.73 3.07 3.41 0.20 0.60 0.30 1.20 0.15 0.65 smd1812p260tf t 4.37 4.73 3.07 3.41 0.50 1.00 0.30 1.20 0.15 0.65 smd1812p260tf/12 4.37 4.73 3.07 3.41 0.80 1.34 0.30 1.20 0.15 0.65 smd1812p300tf t 4.37 4.73 3.07 3.41 0.50 1.00 0.30 1.20 0.15 0.65 environmental specifications operating/storage tem p erature -40 o c to +85 o c maximum device surface tem p erature in tri pp ed state 125 o c passive aging +85 o c , 1000 hours 5% t yp ical resistance chan g e humidity aging +85 o c , 85%r.h. 1000 hours 5% t yp ical resistance chan g e thermal shock mil-std-202 method 107g +85 o c / -40 o c 20 times solvent resistance mil-std-202, method 215 no chan g e vibration mil-std-883c, method 2007.1, condition a no chan g e moisture level sensitivity level 1, j-std-020c p : polytronics/ polystar logo part identification
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 9 of 11 2010/05/21 revision: j packaging quantity and marking part number marking quantity smd1812p010tf 010 1500 smd1812p014tf 014 1500 smd1812p020tf 020 2000 smd1812p035tf/30 0330 1500 smd1812p050tf 050 2000 smd1812p050tf/30 0530 2000 smd1812p075tf 075 2000 smd1812p075tf/24 0724 1500 smd1812p075tf/33 0733 1500 smd1812p110tf 110 2000 smd1812p110tf/16 1116 1500 smd1812p110tf/24 1124 1500 smd1812p110tf/33 1133 1000 smd1812p125tf/16 125 1500 smd1812p125tf/6,4l 125 2000 smd1812p150tf/8 150 2000 smd1812p150tf/12 1512 1500 smd1812p150tf/24 1524 1000 smd1812p160tf/8(4l) 160 2000 smd1812p200tft 20 2000 smd1812p260tft 260 1500 smd1812p260tf/12 2612 1000 smd1812p300tft 30 1500 8 mm tape on 7 inch reel per eia-481-1 (equivalent to iec286, part 3) physical specifications recommended pad layout (mm.) 3.45 3.15 1.78 1.78 terminal material solder-plated copper (solder material: matte tin (sn)) lead solderability meets eia specification rs186-9e, ansi/j-std-002 category 3.
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 10 of 11 2010/05/21 revision: j tape specifications: eia-481-1 (mm.) p020tf, p035tf/30 p050tf, p075tf p110tf p125tf/6,4l p160tf/8(4l) p150tf/8 p200tft p010tf, p014tf p050tf/30 p075tf/24, p075tf/33 p110tf/16, p110tf/24 p125tf/16, p150tf/12 p260tft,p300tft p110tf/33 p150tf/24 p260tf/12 w 12.00 0.30 12.00 0.30 12.00 0.10 f 5.50 0.05 5.50 0.05 5.50 0.05 e 1 1.75 0.10 1.75 0.10 1.75 0.10 d 0 1.55 0.05 1.55 0.05 1.55 0.05 d 1 1.55 (min) 1.50 0.10 1.50 (min) p 0 4.00 0.10 4.00 0.10 4.00 0.08 p 1 8.00 0.10 8.00 0.10 8.00 0.10 p 2 2.00 0.05 2.00 0.05 2.00 0.05 a 0 3.58 0.10 3.50 0.10 3.58 0.10 b 0 4.93 0.10 4.85 0.10 4.93 0.10 t 0.25 0.10 0.25 0.10 0.25 0.10 k 0 0.87 0.06 1.25 0.10 2.10 0.10 leader min . 390 390 390 trailer min. 160 160 160 reel dimensions: eia-481-1 (mm.) c ?178 1.0 d ?60.2 0.5 h 11.0 0.5 w 9.0 1.5
s s m m d d 1 1 8 8 1 1 2 2 h h f f s s e e r r i i e e s s s s u u r r f f a a c c e e m m o o u u n n t t p p t t c c d d e e v v i i c c e e s s ?WI@^I| 24-1 ? no. 24-1 industry e. rd. iv, hsinchu science park, hsinchu 300, taiwan. tel: +886-3-5643931 fax: +886-3-5644624 http://www.pttc.com.tw page: 11 of 11 2010/05/21 revision: j part number system smd 1812 p tf t / cross reference cross reference polytronics / everfuse ? tyco / polyswitch ? bourns / multifuse ? smd1812p010tf smd1812p014tf smd1812p020tf smd1812p035tf/30 smd1812p050tf smd1812p050tf/30 smd1812p075tf smd1812p075tf/24 smd1812p075tf/33 smd1812p110tf smd1812p110tf/16 smd1812p110tf/24 smd1812p110tf/33 smd1812p125tf/16 smd1812p125tf/6,4l smd1812p150tf/8 smd1812p150tf/12 smd1812p150tf/24 smd1812p160tf/8(4l) smd1812p200tft smd1812p260tft smd1812p260tf/12 smd1812p300tft minismdc010f minismdc014f minismdc020f - minismdc050f minismdc050f minismdc075f minismdm075f/24 - minismdc110f minismdc110f/16 minismdc110f/24 - minismdc125f/16 minismdc125f minismdc150f minismdc150f/12 minismdm150f/24 minismdm160f minismdc200f minismdc260f minismdc260f/12 minismdc300f mf-msmf010 mf-msmf014 mf-msmf020 mf-msmf035 mf-msmf050 - mf-msmf075 mf-msmf075/24 - mf-msmf110 mf-msmf110/16 - - mf-msmf125 mf-msmf125 mf-msmf150 - - mf-msmf160 mf-msmf200 mf-msmf260 - - ?everfuse? is a registered trademark of polytronics technology corp. ?multifuse? is a registered trademark of bourns , inc. ?polyswitch? is a registered trademark of tyco electronics. special voltage rating (optional) thickness version (optional) lead- free holding current rating polytronics symbol device dimensions: length/width (unit: 1/100 inch) surface mount device

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