polyswitch? ptc devices overcurrent protection device product: RHEF450 document: scd25205 rev letter: f rev date: july 26, 2016 page no.: 1 of 2 ? 2016 littelfuse, inc. littelfuse.com specifications are subject to change without notice. revised july 26, 2016 specification status: released electrical rating voltage: 16v dc max current: 100a max insulating material: cured, flame retardant epoxy polymer meets ul94 v - 0 requirements lead material: 20 awg tin plated copper (0.8 mm [0.032] nom. diameter) marking: table i. dimensions: a b c d e f min max min max min max min max min max typ mm: -- 10.4 -- 15.6 4.3 5.8 7.6 -- -- 3.0 1.2 in*: -- (0.41) -- (0.61) (0.17) (0.23) (0.30) -- -- (0.12) (0.05) *rounded o ff approximation table ii. performance ratings: i hold rated current current ratings time to trip initial resistance values one - hour post - trip resistance standard trip tripped - state power dissipation amps 25c amps at 25c seconds at 25c, 22.5a o hms at 25c ohms at 25c watts at 25c 16v hold hold trip max min max max typ 4.5 4.5 7.8 3.0 0.022 0.03 6 0.054 3.6 agency recognitions: ul, csa, tuv reference documents: ps300 precedence: this specification takes precedence over documents referenced herein. effectivity: reference documents shall be the issue in effect on the date of invitation for bid. caution: operation beyond the rated voltage or current may result in rupture, electrical arcing or flame. materials information rohs compliant elv compliant pb - free halogen free* * halogen free refers to: br 900ppm, cl 900ppm, br+cl 1500ppm. hf manufacturers mark lot identification and part identification h4.5
polyswitch? ptc devices overcurrent protection device product: RHEF450 document: scd25205 rev letter: f rev date: july 26, 2016 page no.: 2 of 2 ? 2016 littelfuse, inc. littelfuse.com specifications are subject to change without notice. revised july 26, 2016 information furnished is believed to be accurate and reliable. however, users should independently evaluate the suitability o f and test each product selected for their own applications. littelfuse products are not de signed for, and shall not be used for, any purpose (including, without limitation, military, aerospace, medical, lifesaving, life - sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in ap plicable littelfuse product documentation. warranties granted by littelfuse shall be deem ed void for products used for any purpose not expressly set forth in applicable littelfuse documentation. littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by littelfuse as set for th in applicable littelfuse documentation. the sale and use of littelfuse products is subject to littelfuse terms and conditions of sale, unless otherwis e agreed by littelfuse.
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