Whats your move here with Top pair top kicker?

[arod15]

50+5 SNG sorry converter fails me yet again.
3rd level
7 players left only 3 important
50-100
Hero (1250) is in the BB with A [img]/images/graemlins/spade.gif[/img]J [img]/images/graemlins/spade.gif[/img]
MP (900) Limps
Button (1500) Raises to 250

Hero???
I called, whats your thoughts.
Flop
J [img]/images/graemlins/heart.gif[/img]5 [img]/images/graemlins/spade.gif[/img]2 [img]/images/graemlins/club.gif[/img]
Hero checks (i wanted to checkraises)
MP Moves all in for 650
Button calls 650

Hero folds..... THoughts was this weak tight . i felt there is no way i beat both of them here. Comments on all streets appreciated.
Thanks in advance