TPS54291PWP

Voltage Regulators - DC DC Switching Regulators Overview

The TPS54291PWP is a dual-channel synchronous step-down DC/DC converter manufactured by Texas Instruments. It integrates two independent buck converters capable of delivering up to 1.5 A and 2.5 A output currents, respectively. The device operates with an input voltage range of 3.8 V to 17 V and supports adjustable output voltages from 0.8 V to 6 V. It utilizes D-CAP2 control architecture for fast transient response and features Eco-Mode technology to enhance light-load efficiency. The component is housed in a 20-pin HTSSOP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Dual fully-synchronous buck topology with integrated power MOSFETs
• D-CAP2 control mode providing inherent phase compensation
• Eco-Mode operation for optimized light-load efficiency
• Integrated soft-start and thermal shutdown protection

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded processors
• Industrial equipment power distribution
• Communication infrastructure subsystems
• Portable battery-powered devices requiring dual rails

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against the manufacturer datasheet to confirm pinout compatibility and temperature rating. Ensure the ordering part number matches the required tape-and-reel or tube packaging configuration. Cross-reference the date code and lot traceability requirements with your supply chain standards before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution for dual isolated outputs is required within a 3.8 V to 17 V input window. The integrated MOSFETs reduce external component count compared to controller-based solutions. Consider the thermal performance of the HTSSOP package relative to the total load current and ambient operating conditions during PCB layout planning.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the TPS5429x family of dual synchronous buck converters. It shares architectural similarities with single-channel variants like the TPS54310 but provides two regulated outputs in a single footprint. The series is designed for applications demanding high density and efficient power conversion in space-constrained environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include TPS54291PWPR and TPS54291PWPG4. Verify that alternative packages maintain identical pin assignments and thermal characteristics to ensure drop-in compatibility without redesigning the printed circuit board.