Aug 17 (Reuters) - Cochlear Ltd COH.AX
* Final dividend payable $1.40 per security
* FY net profit attributable up 18 percent to $223.6 mln
* FY revenue up 11 percent to $1.25 billion
* For FY18, Cochlear expects reported net profit to increase to $240-250 million
* Continues to target dividend payout ratio of about 70 pct of net profit for FY18
* Stronger Australian dollar will impact earnings and is likely to reduce underlying net profit growth by few percent points in FY18