polyswitch? ptc devices overcurrent protection device product: smd300f/15 document: scd27665 rev letter: d rev date: july 5, 2011 page no.: 1 of 1 specification status: released maximum electrical rating operating voltage / interrupt current 15v dc / 40a marking: notes: 1. all metal surfaces are tin plated. 2. devices cannot be wave soldered. 3. drawing not to scale. h d a e b c g f 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: 6.73 7.98 -- 3.00 4.8 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 in*: (0.265) (0.314) -- (0.118) (0.19) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (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 70c seconds at 20c, 8 a ohms at 20c watts at 20c, 15 v hold trip hold trip hold trip max min max * max 3.3 6.6 3.0 6.0 2.0 4.0 35.0 0.015 0.050 1.5 * maximum resistance is measured 1 hour after refl ow at 260oc, 20 seconds. ** values specified were determined using pcbs wit h 0.100x2.0 ounce copper traces. agency recognitions: ul, csa, tv reference document: ps300 precedence: this specification takes precedence ove r 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 curr ent may result in rupture, electrical arcing or fla me. materials information rohs compliant elv compliant pb-free halogen free* * halogen free refers to: br 900ppm, cl 900ppm, br+cl 1500ppm. ? 2009, 2011 tyco electronics corporation, a te con nectivity ltd. company. all rights reserved. hf hfhf hf
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