Login using the Username specified during registration. Login by email address is not supported.

If you have not registered on My.Microsemi.com, Click the New User Registration button below.

Employees can login using their corporate windows account, using the format: DOMAIN\username




IMPORTANT PLEASE READ - Notification

Starting 8-30-2020, we will be introducing a new security policy on our customer portal. Microchip will be enforcing a 180-day password aging policy. This means that users will be asked to change their password every 6 months. If you are unable to log into the portal, please click the “Reset My Password” button to change your password and log in.