ptc thermistors for telecom line card applications, smds series/type: b590** release: date: ? epcos ag 2003. reproduction, publication and dissemination of this data sheet, enclosures hereto and the information con- tained therein without epcos' prior express consent is prohibited. purchase orders are subject to the general conditions for the supply of products and services of the electrical and electronics in- dustry recommended by the zvei (german electrical and electronic manufacturers' association), unless otherwise agreed.
applications overcurrent protection for line cards features compliant with itu-t k20, k21, k45 basic level lightning surges (10/700 s) basic level power induction (600 v, 1 a, 0.2 s) power contact criteria a/b (230 v, 15 min.) suitable for continuous connection to mains voltages of 110/230 vac in tripped (high ohmic) condition for surface mounting onto pcb marked with manufacturer?s logo and type designation narrow resistance tolerance ul approval to ul 1434 with v max = 245 v and v r = 220 v (file number e69802) options alternative tolerances and resistances on request delivery mode blister tape, 330-mm reel dimensional drawings version: gamma l version: gamma i dimensions in mm telecom b590** line card applications, smds g10** 2
recommended solder pads version: gamma l version: gamma i dimensions in mm general technical data rated voltage v r 60 vdc max. switching voltage v smax 265 vac tolerance of r r d r r 20 % resistance matching per reel r 25,match 0.5 w operating temperature range (v = 0) t op 25/+125 c (v = 230 v) t op 0/+60 c electrical specifications and ordering codes type r r w r min w i r @ 25 c ma i r @ 70 c ma i s @ 25 c ma i smax @ 230 vac a t s @ i smax, 230 vac s ordering code gamma i g1085 10 6.5 180 130 360 1.0 < 5.0 b59085g1120a161 g1083 16 10 150 105 300 1.5 < 2.0 b59083g1120a161 g1080 25 15 130 85 270 2.8 < 0.3 b59080g1120b262 g1084 50 30 90 50 190 2.5 < 0.2 b59084g1120a161 gamma l g1040 25 16 110 70 250 4.0 < 0.2 B59040G1120B161 g1012 35 23 100 70 250 4.6 < 0.2 b59012g1120a161 telecom b590** line card applications, smds g10** 3
characteristics (typical) ptc resistance r ptc versus ptc temperature t ptc (measured at low signal voltage) ptc resistance r ptc versus ptc temperature t ptc (measured at low signal voltage) rated current i r versus ambient temperature t a (measured in still air) telecom b590** line card applications, smds g10** 4
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