User blog comment:Jimeee/PS3 release dates for Dragonborn, Hearthfire and Dawnguard - Euro Update/@comment-78.145.26.128-20130215205131

you can find dragonborn dlc here:

https://store.sonyentertainmentnetwork.com/#!/en-gb/games/addons/the-elder-scrolls-v-skyrim-dragonborn/cid=UP1003-BLUS30778_00-DLC2DRAGONBORNEN