The necessary heat sink thermal resistance can be calculated (including the interface thermal resistance) for a power resistor system by transforming equation one from the pervious slide to equation two.
Orders are typically delivered to Thailand within 4 days depending on location.
Free delivery to Thailand on orders of ฿1,600 (THB) or more. A delivery charge of ฿600 (THB) will be billed on all orders less than ฿1,600 (THB).
UPS, FedEx or DHL freight pre-paid: CPT (Duty, customs, and taxes due at time of delivery) Credit card and PayPal payments only.
![]()
![]()
![]()
![]()


More Products From Fully Authorized Partners
Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.
Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)
For more information visit Help & Support
The necessary heat sink thermal resistance can be calculated (including the interface thermal resistance) for a power resistor system by transforming equation one from the pervious slide to equation two.
Co-Browse
By using the Co-Browse feature, you are agreeing to allow a support representative from DigiKey to view your browser remotely. When the Co-Browse window opens, give the session ID that is located in the toolbar to the representative.
DigiKey respects your right to privacy. For more information please see our Privacy Notice and Cookie Notice.
Yes, Continue to Co-BrowseThank you!
Keep an eye on your inbox for news and updates from DigiKey!
Please enter an email address
Please accept the checkbox