Amazon SES with Codeigniter Email Library

I am trying to use the CI Email library to send emails using amazon ses. I am getting the following error:

220 email-smtp.amazonaws.com ESMTP SimpleEmailService-1040776345 KoByZloB2UXQfiVZcMG4 hello: 250-email-smtp.amazonaws.com 250-8BITMIME 250-SIZE 10485760 250-AUTH PLAIN LOGIN 250 Ok starttls: 454 TLS not supported The following SMTP error was encountered: 454 TLS not supported hello: 250-email-smtp.amazonaws.com 250-8BITMIME 250-SIZE 10485760 250-AUTH PLAIN LOGIN 250 Ok Failed to authenticate password. Error: 535 Authentication Credentials Invalid from: 530 Authentication required The following SMTP error was encountered: 530 Authentication required to: 503 Error: need MAIL command The following SMTP error was encountered: 503 Error: need MAIL command to: 503 Error: need MAIL command The following SMTP error was encountered: 503 Error: need MAIL command data: 503 Error: need MAIL command The following SMTP error was encountered: 503 Error: need MAIL command 500 Error: command not implemented The following SMTP error was encountered: 500 Error: command not implemented Unable to send email using PHP SMTP. Your server might not be configured to send mail using this method.

Any help will be appreciated.