TPS65981ABIRTQR

Power Management - Specialized Overview

The TPS65981ABIRTQR is a USB Type-C and USB Power Delivery (PD) controller manufactured by Texas Instruments. It integrates policy management, power role determination, and high-speed data switch capabilities within a single device. The component supports USB Type-C specification 1.0 and operates at high-speed data rates. It is housed in a 56-pin VQFN package with dimensions of 8x8 mm. The device functions reliably across an extended temperature range from -40°C to +105°C. It accepts supply voltages of 3.3V and 5V. The part is designated as Not Recommended for New Designs (NRND).

Power Management - Specialized Feature Summary

• Integrates USB Type-C policy manager and power delivery controller functionality.
• Supports dual-role power operations including source, sink, and dual-role port modes.
• Includes integrated high-speed data switch for signal routing.

Power Management - Specialized Applications

• USB Type-C host and device implementations
• Power delivery adapter designs
• Docking station interfaces

Power Management - Specialized Procurement Notes

This specific part number carries a Not Recommended for New Design (NRND) status from the manufacturer. Engineers should verify current availability through authorized distributors before finalizing procurement plans. Due to the lifecycle status, long-term supply continuity may be limited. Alternative future-proof solutions within the same product family should be evaluated for new projects to ensure sustained production support.

Power Management - Specialized Selection Notes

Select this component for applications requiring integrated USB Type-C compliance and power delivery control. The wide operating temperature range suits industrial or automotive environments. Verify that the system design accommodates the 56-VQFN package footprint. Consider the NRND status when planning product lifecycles. Ensure compatibility with required USB PD protocol versions supported by the internal policy engine.

Power Management - Specialized Part Context

The TPS65981 series represents Texas Instruments' solution for complex USB Type-C connectivity. This model combines power negotiation and data switching into one chip, reducing bill-of-materials count. It serves as a central controller for managing power roles and data lanes in modern portable electronics and peripheral devices.

Power Management - Specialized Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Texas Instruments resources for current lifecycle alternatives.