Five-year Sponsorship Bar apply for persons who were sponsored to come to Canada as a spouse or partner. See details in the link below:
http://www.cic.gc.ca/english/resources/manuals/bulletins/2012/ob386.asp
Your initial part of the post is little confused. If you are PR and you applied for your spouse then that's mean your spouse was the principal applicant not you. Because you sponsored him......If this is right, then mean he is under conditional PR and at the time of PR renewal his PR can be revoke provided if you let CIC know about the facts being sponsor person. see the link below for details:
http://www.cic.gc.ca/english/department/media/backgrounders/2012/2012-10-26a.asp
http://www.cic.gc.ca/english/resources/publications/family-sponsorship.asp