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: SRP120 document: scd 22673 pcn: 557983 rev letter: i rev date: september 6, 2002 page no.: 1 of 1 specification status: released electrical rating voltage: 15v max current: 100a max leads: nickel: 0.125 mm nominal thickness tape: polyester marking: manufacturer's mark 120 lot identification part identification orientation mark f b e d c a table i. dimensions: a b c d e f g min max min max min max min max min max min max min max mm: 19.9 22.1 4.9 5.2 0.6 1.0 5.5 7.5 5. 5 7.5 3.9 4.1 -- -- in*: (0.78) (0.87) (0.19) (0.20) (0.02) (0.04) (0.22) (0.30) (0.22) (0 .30) (0.15) (0.16) -- -- *rounded off approximation table ii. performance ratings: i hold current trip limits time to trip reference resistance one-hour post-trip resistance tripped- state power dissipation amps 20c amps at 0c amps at 20c amps at 60c amps at 80c seconds at 20c, 6.0 a ohms at 20c ohms at 20c watts at 20c, 15v hold hold trip hold trip hold tr ip hold trip max min max min max max 1.2 1.5 3.1 1.2 2. 7 0.8 1.8 -- -- 5 0. 085 0.160 0.085 0.220 1.2 reference documents: ps300 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.
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