View 72R300XMR_7591810.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

91 revised: july 12, 2010 polyfuse ? resettable ptcs ? 2010 littelfuse, inc 72r series radial leaded > 72r series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/72r.html for current information. 72r series 72r series the 72r series is designed to provide overcurrent protection to 72vdc maximum voltage with a maximum 40a short circuit rating. agency approvals agency agency file number e183209 r50119318 electrical characteristics part number 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 ( ) 72r020x 0.20 0.40 72 40 0.41 1.00 2.20 1.830 4.400 xx 72r025x 0.25 0.50 72 40 0.45 1.25 2.50 1.250 3.000 xx 72r030x 0.30 0.60 72 40 0.49 1.50 3.00 0.880 2.100 xx 72r040x 0.40 0.80 72 40 0.56 2.00 3.80 0.550 1.290 xx 72r050x 0.50 1.00 72 40 0.77 2.50 4.00 0.500 1.170 xx 72r065x 0.65 1.30 72 40 0.88 3.25 5.30 0.310 0.720 xx 72r075x 0.75 1.50 72 40 0.92 3.75 6.30 0.250 0.600 xx 72r090x 0.90 1.80 72 40 0.99 4.50 7.20 0.200 0.470 xx 72r110x 1.10 2.20 72 40 1.50 5.50 8.20 0.150 0.380 xx 72r135x 1.35 2.70 72 40 1.70 6.75 9.60 0.120 0.300 xx 72r160x 1.60 3.20 72 40 1.90 8.00 11.40 0.090 0.220 xx 72r185x 1.85 3.70 72 40 2.10 9.25 12.60 0.080 0.190 xx 72r250x 2.50 5.00 72 40 2.50 12.50 15.60 0.050 0.130 xx 72r300x 3.00 6.00 72 40 2.80 15.00 19.80 0.040 0.100 xx 72r375x 3.75 7.50 72 40 3.20 18.75 24.00 0.030 0.080 xx i hold = hold current: maximum current device will pass without tripping in 23c still air. i trip = trip current: minimum current at which the device will trip in 23c 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 23c still air. r min = minimum resistance of device in initial (un-soldered) state. r 1max = maximum resistance of device at 23c 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 t7ednbywpmubhfxnby 40a short circuit rating t 3p)4dpnqmjbou -fbe'sff and halogen free* t3ftfuubcmfgfbuvsf t*efbmgpsbcspbesbohfpg general electronics using a low voltage power supply t -pbeqspufdujpopoxjef range of low voltage power supplies t$pnqvufst t$pnqvufsqfsjqifsbmt t(fofsbmfmfduspojdt * effective january 1, 2010, all 72r ptc products will be manufactured halogen free (hf). existing non-halogen free 72r ptc pro ducts may continue to be sold, until supplies are depleted.
92 revised: july 12, 2010 polyfuse ? resettable ptcs ? 2010 littelfuse, inc. 72r series radial leaded > 72r series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/72r.html for current information. ambient operation temperature -40c -20c 0c 23c 40c 50c 60c 70c 85c part number hold current (a) 72r020x 0.31 0.27 0.24 0.20 0.16 0.14 0.13 0.11 0.08 72r025x 0.39 0.34 0.30 0.25 0.20 0.18 0.16 0.14 0.10 72r030x 0.47 0.41 0.36 0.30 0.24 0.22 0.19 0.16 0.12 72r040x 0.62 0.54 0.48 0.40 0.32 0.29 0.25 0.22 0.16 72r050x 0.78 0.68 0.60 0.50 0.41 0.36 0.32 0.27 0.20 72r065x 1.01 0.88 0.77 0.65 0.53 0.47 0.41 0.35 0.26 72r075x 1.16 1.02 0.89 0.75 0.61 0.54 0.47 0.41 0.30 72r090x 1.40 1.22 1.07 0.90 0.73 0.65 0.57 0.49 0.36 72r110x 1.71 1.50 1.31 1.10 0.89 0.79 0.69 0.59 0.44 72r135x 2.09 1.84 1.61 1.35 1.09 0.97 0.85 0.73 0.54 72r160x 2.48 2.18 1.90 1.60 1.30 1.15 1.01 0.86 0.64 72r185x 2.87 2.52 2.20 1.85 1.50 1.33 1.17 1.00 0.74 72r250x 3.88 3.40 2.98 2.50 2.03 1.80 1.58 1.35 1.00 72r300x 4.65 4.08 3.57 3.00 2.43 2.16 1.89 1.62 1.20 72r375x 5.81 5.10 4.46 3.75 3.04 2.70 2.36 2.03 1.50 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. -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 temperature rerating curve temperature rerating 0.20a 0.25a 0.30a 0.40a 0.50a 0.65a 0.75a 0.90a 1.10a 1.35a 1.60a 1.85a 2.50a 3.00a 3.75a 72r 0.01 0.1 1 10 100 0.1 1 10 100 current in amperes time in seconds
93 revised: july 12, 2010 polyfuse ? resettable ptcs ? 2010 littelfuse, inc 72r series radial leaded > 72r series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/72r.html for current information. 72r series environmental speci?cations 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 +85c to -40c 10 times -/+5% typical resistance change solvent resistance milCstdC202, method 215f moistrue sesitivity level level 1, jCstdC020c physical speci?cations lead material 0.20-0.40a: tin-plated copper clad steel 0.50-3.75a: tin-plated copper soldering characteristics solderability per milCstdC202, method 208e insulating material cured, ?ame retardant epoxy polymer meets ul 94v-0 requirements. lead solderability marked with lf, voltage, current rating, and date code. soldering parameters - wave soldering pre-heating zone refer to the condition recommended by the ?ux manufacturer. max. ramping rate should not exceed 4c/sec. soldering zone max. solder temperature should not exceed 260c cooling zone cooling by natural convection in air. preheating 160 190 220 260 0 5 max. temperature (c) soldering cooling 60 min. time(s)
94 revised: july 12, 2010 polyfuse ? resettable ptcs ? 2010 littelfuse, inc. 72r series radial leaded > 72r series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/72r.html for current information. dimensions part number a b c d e physical characteristics inches mm inches mm inches mm inches mm inches mm lead (dia) material max. max. max. max. typ. typ. min. min. max. max. inches mm 72r020x 0.29 7.4 0.46 11.7 0.20 5.1 0.30 7.6 0.12 3.1 0.02 0.51 sn/cufe 72r025x 0.29 7.4 0.50 12.7 0.20 5.1 0.30 7.6 0.12 3.1 0.02 0.51 sn/cufe 72r030x 0.29 7.4 0.50 12.7 0.20 5.1 0.30 7.6 0.12 3.1 0.02 0.51 sn/cufe 72r040x 0.30 7.6 0.53 13.5 0.20 5.1 0.30 7.6 0.12 3.1 0.02 0.51 sn/cufe 72r050x 0.31 7.9 0.54 13.7 0.20 5.1 0.30 7.6 0.12 3.1 0.02 0.51 sn/cu 72r065x 0.37 9.4 0.57 14.5 0.20 5.1 0.30 7.6 0.12 3.1 0.02 0.51 sn/cu 72r075x 0.40 10.2 0.60 15.2 0.20 5.1 0.30 7.6 0.12 3.1 0.02 0.51 sn/cu 72r090x 0.44 11.2 0.62 15.8 0.20 5.1 0.30 7.6 0.12 3.1 0.02 0.51 sn/cu 72r110x 0.51 13.0 0.72 18.2 0.20 5.1 0.30 7.6 0.12 3.1 0.03 0.81 sn/cu 72r135x 0.53 13.58 0.78 19.8 0.20 5.1 0.30 7.6 0.12 3.1 0.03 0.81 sn/cu 72r160x 0.60 15.36 0.85 21.6 0.20 5.1 0.30 7.6 0.12 3.1 0.03 0.81 sn/cu 72r185x 0.66 16.76 0.91 23.0 0.20 5.1 0.30 7.6 0.12 3.1 0.03 0.81 sn/cu 72r250x 0.78 19.93 1.03 26.2 0.40 10.2 0.30 7.6 0.12 3.1 0.03 0.81 sn/cu 72r300x 0.91 23.11 1.15 29.3 0.40 10.2 0.30 7.6 0.12 3.1 0.03 0.81 sn/cu 72r375x 1.04 26.3 1.22 31.1 0.40 10.2 0.30 7.6 0.12 3.1 0.03 0.81 sn/cu a c b d e 72 020x xxxx voltage rating current rating date code (contact littelfuse for additional information) littelfuse t rademark single sided marking part marking system
9 5 revised: july 12, 2010 polyfuse ? resettable ptcs ? 2010 littelfuse, inc 72r series radial leaded > 72r series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/72r.html for current information. 72r series part ordering number system packaging part number ordering part number i hold (a) i hold code packaging option quantity quantity & packaging codes 72r020x 72r020xu 0.20 020 bulk 500 u 72r020xpr tape and ammo 2000 pr 72r025x 72r025xu 0.25 025 bulk 500 u 72r025xpr tape and ammo 2000 pr 72r030x 72r030xu 0.30 030 bulk 500 u 72r030xpr tape and ammo 2000 pr 72r040x 72r040xu 0.40 040 bulk 500 u 72r040xpr tape and ammo 2000 pr 72r050x 72r050xu 0.50 050 bulk 500 u 72r050xpr tape and ammo 2000 pr 72r065x 72r065xu 0.65 065 bulk 500 u 72r065xpr tape and ammo 2000 pr 72r075x 72r075xu 0.75 075 bulk 500 u 72r075xpr tape and ammo 2000 pr 72r090x 72r090xu 0.90 090 bulk 500 u 72r090xpr tape and ammo 2000 pr 72r110x 72r110xu 1. 10 110 bulk 500 u 72r110xmr tape and ammo 1000 mr 72r135x 72r135xf 1.35 135 bulk 200 f 72r135xmr tape and ammo 1000 mr 72r160x 72r160xf 1.60 160 bulk 200 f 72r160xmr tape and ammo 1000 mr 72r185x 72r185xf 1.85 185 bulk 200 f 72r185xmr tape and ammo 1000 mr 72r250x 72r250xf 2.50 250 bulk 200 f 72r250xmr tape and ammo 1000 mr 72r300x 72r300xf 3.00 300 bulk 200 f 72R300XMR tape and ammo 1000 mr 72r375x 72r375xh 3.75 375 bulk 100 h 72 r 090 x p r packaging style i hold current code (see to electrical characteristics table) type: x (72vdc) quantity code: f=200 h=100 m=1000 p=2000 u= 5 00 blank: bulk r: t ape & ammo r: radial series voltage rating (vdc)
96 revised: july 12, 2010 polyfuse ? resettable ptcs ? 2010 littelfuse, inc. 72r series radial leaded > 72r series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/72r.html for current information. dimension eia mark iec mark dimensions dim. (mm) tol. (mm) carrier tape width ww 18 C0.5 / +1.0 hold down tape width w 4 w 0 11 min. top distance between tape edges w 6 w 2 3 max. sprocket hole position w 5 w 1 9 C0.5 / +0.75 sprocket hole diameter* d 0 d 0 4 C0.32 / +0.2 abscissa to plane (straight lead) hh 18.5 C/+ 3.0 abscissa to plane (kinked lead) h 0 h 0 16 C/+ 0.5 abscissa to top 72r020xC72r090x h 1 h 1 32.2 max. abscissa to top 72r110xC72r300x h 1 47.5 max. overall width without lead protrusion: 72r020xC72r090x c 1 42.5 max. overall width without lead protrusion: 72r110xC72r300x 57 overall width with lead protrusion: 72r020xC72r090x c 2 43.2 max. overall width with lead protrusion: 72r110xC72r300x 5 8 lead protrusion l 1 l 1 1.0 max. protrusion of cut out ll 11 max. protrusion beyond holdCdown tape l 2 l 2 not speci?ed sprocket hole pitch: 72r020xC72r090x p 0 p 0 12.7 C/+ 0.3 sprocket hole pitch: 72r110xC72r300x p 0 p 0 25.4 C/+ 0.5 pitch tolerance 20 consecutive. C/+ 1 device pitch: 72r020xC72r090x 12.7 device pitch: 72r110xC72r300x 25.4 tape thickness tt 0.9 max. tape thickness with splice t 1 2.0 max. splice sprocket hole alignment 0 C/+ 0.3 body lateral deviation h h 0 C/+ 1.0 body tape plane deviation p p 0 C/+ 1.3 ordinate to adjacent component lead*: 72r020xC72r090x p 1 p 1 3.81 C/+ 0.7 ordinate to adjacent component lead*: 72r110xC72r300x 7.62 C/+ 0.7 lead spacing: 72r020xC72r185x ff 5.08 C/+ 0.8 lead spacing: 72r250xC72r300x ff 10.18 C/+ 0.8 *differs from eia specification tape and ammo speci?cations devices taped using eia468-b/ie286-2 standards. see table below and figure 1 for details.
97 revised: july 12, 2010 polyfuse ? resettable ptcs ? 2010 littelfuse, inc 72r series radial leaded > 72r series speci?cations are subject to change without notice. please refer to www.littelfuse.com/series/72r.html for current information. 72r series a b a 1 l 1 p 0 d 0 f l w 4 h 0 i 2 h 1 w 5 w reference plane h h h 1 h c 1 c 2 h p direction of unreeling cross section a - b t tape and ammo diagram figure 1

▲Up To Search▲

Price & Availability of 72R300XMR

	To Download 72R300XMR Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .