TPS54291PWPR

Voltage Regulators - DC DC Switching Regulators Overview

The TPS54291PWPR is a dual, fully-synchronous buck converter from Texas Instruments featuring integrated power MOSFETs. It supports output currents of 1.5 A and 2.5 A with an input voltage range of 3.8 V to 18 V. The device offers two adjustable outputs ranging from 0.8 V to 5.5 V. Operating at a fixed switching frequency of 600 kHz, it utilizes D-CAP2 control mode for fast transient response. The component is housed in a 16-pin HTSSOP package and operates within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Dual-channel architecture providing independent synchronous step-down conversion paths
• Integrated high-side and low-side power MOSFETs for compact design
• D-CAP2 control mode ensuring stable operation without external compensation networks

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Industrial equipment power distribution
• Telecommunications infrastructure power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against the manufacturer datasheet to confirm pinout compatibility and thermal characteristics. Ensure the ordering part number matches the required tape-and-reel quantity specifications. Cross-reference the manufacturing date code to verify component freshness and storage history prior to integration into production assemblies.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when dual isolated rails are required from a single intermediate bus voltage. The integrated MOSFETs simplify bill of materials compared to discrete controller solutions. Evaluate thermal performance requirements based on the HTSSOP package limitations under maximum load conditions and ambient temperature constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the TPS5429x family of dual synchronous buck converters designed for space-constrained applications. It shares architectural similarities with other TI D-CAP2 regulated products but distinguishes itself through the specific current ratings and integrated power stage configuration suitable for mid-power dual-rail requirements.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for direct replacements such as the TPS54291PWP or TPS54291DGSR. Verify that alternative packages maintain identical electrical parameters and thermal dissipation capabilities for the target application environment.