polyswitch? ptc devices overcurrent protection device product: smdc185f/33 document: scd28653 rev letter: a 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 maximum electrical rating voltage: 33v dc short circuit current: 40a notes: 1. all terminations are tin plated. 2. drawing not to scale marking: table i. dimensions: a b c d e min max min max min max min max min mm: 7.30 7.70 0.90 1.20 4.90 5.30 0.25 0.95 0.20 in: (0.29) (0.30) (0.04) (0.05) (0 .19) (0.21) (0.01) (0.04) (0.01) table ii. performance ratings: current ratings** time to trip** resistance values tripped-state power dissipation** amperes at 0c amperes at 20c amperes at 60c seconds at 20c, 8.0a ohms at 20c watts at 20c, 33v hold trip hold trip hold trip max min max* max 2.20 4.40 1.85 3.70 1.22 2.44 2.5 0.05 0.15 1.7 * maximum resistance is measured 1 hour after reflow. ** values specified were determined us ing pcb?s with 0.150?x1.5 ounce copper traces. agency recognition: ul, csa, tv reference document: 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, el ectrical 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
polyswitch? ptc devices overcurrent protection device product: smdc185f/33 document: scd28653 rev letter: a 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 i nformation furnished is believed to be accurate and reliable. however, users should independently evaluate the suitability of a nd test each product selected for their own applications. littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitati on, 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 pers onal injury, death, or property damage) ot her than those expressly set forth in appl icable littelfuse prod uct documentation. warranties granted by littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable l ittelfuse documentation. littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by littelfuse as se t forth in applicable littelfuse documentation. the sale and use of littelf use products is subject to littelfuse term s and conditions of sale, unless otherwise agreed by littelfuse.
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