TPS54418RTET

Voltage Regulators - DC DC Switching Regulators Overview

The TPS54418RTET is a synchronous step-down DC/DC converter from Texas Instruments, utilizing the SWIFT topology. It operates with an input voltage range of 2.95 V to 6 V and delivers up to 4 A of output current. The adjustable output voltage spans from 800 mV to 4.5 V. Integrated features include a fixed switching frequency of 2 MHz and a typical quiescent current of 350 uA. The device is housed in a WQFN-16 package and supports operation temperatures from -40°C to +150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous buck converter with SWIFT topology for compact design
• Fixed high-frequency switching capability to minimize external component size
• Wide operating junction temperature range for robust thermal performance

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics requiring efficient power conversion
• Industrial control systems needing stable low-voltage rails
• Embedded computing modules with limited board space constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix RTET against official datasheets to confirm the tape-and-reel packaging configuration. Ensure compatibility with moisture sensitivity levels and reflow soldering profiles specified by the manufacturer. Cross-reference the ordering part number with authorized distributors to avoid counterfeit components.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for converting 5 V sources to lower voltages. The 2 MHz frequency allows for smaller inductors compared to lower-frequency alternatives. Consider the thermal dissipation requirements of the WQFN-16 package relative to the expected load current and ambient conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the TPS54418 family of SWIFT converters. It shares architectural similarities with other members of the series but differs in packaging and specific ordering suffixes. The family targets applications demanding high efficiency and small footprint within the 4 A current class.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for compatible devices within the same product family. Verify pin-to-pin compatibility and electrical parameter alignment before replacing.