Advice about my boyfriend of 11 Months?

okay so my boyfriend of 11 months july 13 th is a year . okay welll i dont know what to do . he smuthers me constantly i cant have a facebook , can have any guy friends anything. he gets jealous of my family . he wants to talk to me every second of the day and gets mad at me when i cant talk. i dunno sometimes i get so frusrated because hes always on me about everything he doesnt trust me and ive done nothing that would make him not . he quit smoking for me and constantly brings that up saying "i quit smoking for you and you dont even care" i do care alot . but i just get mad cause i never have a minute to myself . recently the other day i left my charger at my friends & it was late around 12 & i had no way to get ahold of him so i went to sleep when i went to get my charger around 11am the next day he had a fit about how i didnt miss him and that i dont care about him . that i never think about him. ive lost about 20 Friends over him . i dont know what to do i feel like im going crazy everytime he says hes scared im going to leave him . i just dont know he said if i ever left him he would kill himself & that scares me i dont know what to do when he was little his mom died i think he has abandonment issues. even as im writing his on my phone he's sent me 5 msgs asking are you there? please i need some advice !