UCC2540PWP-TI

Power Supply Controllers, Monitors Overview

The UCC2540PWP is a high-efficiency secondary side synchronous buck PWM controller manufactured by Texas Instruments. Designed for resonant converter topologies, it integrates gate drivers and control logic to optimize power conversion efficiency in the secondary stage. The device operates within an ambient temperature range of -40°C to +125°C and is housed in a 20-pin PowerTSSOP package.

Power Supply Controllers, Monitors Feature Summary

• Integrated synchronous buck control for secondary-side rectification
• Optimized for high-efficiency resonant converter applications
• Supports wide operating temperature ranges for industrial environments

Power Supply Controllers, Monitors Applications

• Secondary-side control in LLC resonant converters
• High-efficiency DC/DC power supplies
• Industrial power conversion systems

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix against official documentation to confirm exact packaging and tape-and-reel specifications. Ensure compatibility with existing PCB footprints and thermal management requirements before integration. Cross-reference the manufacturer's latest datasheet revision to validate pinout and electrical characteristics.

Power Supply Controllers, Monitors Selection Notes

Select this component for designs requiring efficient secondary-side synchronous rectification in resonant topologies. Evaluate thermal performance within the specified temperature range and ensure the control loop stability matches the primary side resonant tank parameters. Confirm package availability aligns with assembly capabilities.

Power Supply Controllers, Monitors Part Context

This part belongs to the UCC254x family of resonant controllers from Texas Instruments. It complements primary-side controllers by managing the secondary-side power stage, contributing to overall system efficiency and power density in modern switching power supply architectures.

Power Supply Controllers, Monitors Replacement Considerations

Consult the official datasheet for direct pin-to-pin alternatives within the same product family. Verify functional equivalence regarding control logic and gate drive capabilities before substituting.