tyco / electronics raychem circuit protection 308 constitution drive menlo park, ca 94025-1164 phone: 800-227-4856 fax: 800-227-4866 polyswitch? ptc devices overcurrent protection device product: SMD185F document: scd 25659 pcn: 748040 rev letter: c rev date: march 28, 2005 page no.: 1 of 1 specification status: released maximum electrical ratings voltage: 33v dc max current : 40a max marking: notes: 1. all metal surfaces are tin plated. 2. devices cannot be wave soldered. 3. drawing not to scale. f g b c e a h d table i. dimensions: a b c d e f g h min max min max min max min max min max min max min max min mm: 8.0 9.4 -- 3.0 5.99 6.71 0.56 0.71 0.56 0.71 3.68 3.94 0.66 1.37 0.43 in*: (0.315) (0.370) -- (0.118) (0. 236) (0.264) (0.022) (0.028) (0.022) (0.028) (0.145) (0. 155) (0.026) (0.054) (0.017) table ii. performance ratings: current ratings** time to trip** resistance values tripped-state power dissipation** amps at 0c amps at 20c amps at 60c seconds at 20c, 8.0a ohms at 20c watts at 20c hold trip hold trip hold trip max min max* max 2.20 4.40 1.85 3.60 1.31 2.62 5.0 0.065 0.165 1.5 * maximum resistance is measured 24 hours after reflow. ** values were determined using pcb?s with 70 mil x 2 ounce copper traces. agency recognition: ul, csa, tv reference documents: ps300, e.n. smd 1.0x precedence: this specification takes pr ecedence 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 volt age or current may result in ruptur e, electrical arcing or flame. materials information rohs compliant elv compliant pb-free ? 2005 tyco electronics corporation. all rights reserved.
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