To access your customer's web services, please enter in your customer's account number or email then press Go. To access a web service, click on the link in the Online Tools & Services section. To access a web service, click on the link in the My TTI dropdown menu.

Please enter in your customer's account number or email address then press Go. To access a web service, click on the link in the Online Tools & Services section. To access a web service, click on the link in the My TTI dropdown menu.

By Email By Account #

Account Number

Enter customer's account number.

Select customer's entity.

Email Address

Enter the customer's email address.

Enter a valid email address.

Warning! To view customer specific pricing you must use the customer's email. Account number will only return basic web pricing.

You are currently logged in as a TTI employee accessing the web services for the following user:

You are currently logged in as a TTI employee accessing the web services for the following customer account:

If you no longer wish to access this customers account please click exit to logout of their web services. You will still be logged in as an employee.

Littelfuse Hi-REL TVS Diodes

Littelfuse High-Reliability Transient Voltage Suppressor Diodes are designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. These diodes offer low incremental surge resistance and excellent clamping capability. The Hi-REL TVS diode devices range from 200W to 30kW and meet RTCA/DO160 standards. These TVS diodes ensure high-reliability performance to meet the requirements of aerospace, military, industrial, and medical applications.