UCC3882DWTR-1

Overview

The UCC3882DWTR-1 is a synchronous buck controller from Texas Instruments designed for high-performance power conversion. It operates with a maximum switching frequency of 700 kHz and supports a maximum output current of 1.5 A. The device functions within an input voltage range of 10.8 V to 15 V, with a nominal rating of 12 V. It utilizes current-mode control and pulse width modulation techniques. The component is housed in a 28-pin SOIC package (PDSO28) and is rated for operation up to 70 °C.

Feature Summary

• Implements average current mode control for precise regulation
• Supports synchronous rectification topology
• Integrates Intel VID code interface for dynamic voltage scaling

Applications

• Intel processor core voltage regulation modules
• High-density point-of-load converters
• Server and workstation power distribution networks

Procurement Notes

Verify the specific suffix designation against official Texas Instruments documentation to confirm functional equivalence. Ensure the procurement source provides valid manufacturer traceability. Confirm that the component meets all required environmental and safety certifications relevant to the target deployment region before finalizing acquisition.

Selection Notes

Select this controller for applications requiring tight transient response and high efficiency in synchronous buck topologies. The integrated VID interface simplifies integration with compatible digital controllers. Evaluate thermal management requirements given the 70 °C operating limit and ensure the PCB layout accommodates the 28-pin SOIC footprint for optimal performance.

Part Context

This component belongs to the UCC3882 family of synchronous buck controllers. It is engineered specifically for powering complex digital loads such as CPUs and GPUs. The design emphasizes fast transient response and compatibility with standard VRM architectures used in modern computing systems.

Replacement Considerations

Consult official substitution guides for verified alternatives. Cross-reference pinouts and electrical specifications carefully when considering equivalent parts from other manufacturers or different series within the same product line.

FAQ

What control topology does the UCC3882DWTR-1 utilize?

It uses average current mode control combined with pulse width modulation.

Is the UCC3882DWTR-1 suitable for non-synchronous designs?

No, it is specifically designed for synchronous buck converter topologies.