TPS65980 Overview
The TPS65980 DC/DC switching regulator that receives power from a Thunderbolt™ or Thunderbolt™ 2 power bus ranging from 2.5-V to 15.75-V and generates three separate 3.3-V supply outputs. The TBT_OUT supply provides power to the local peripheral Thunderbolt™ controller and support circuitry. The CBL_OUT supply provides power back to the Thunderbolt™ cable and has adjustable current limit.
TPS65980 Key Features
- 1 Powered From Thunderbolt™ Bus
- 2.5-V to 15.75-V Input
- 3.3-V Outputs
- Cable Power Out Current Limit
- Thermal Shutdown