TPS22918DBVR  – TEXAS INSTRUMENTS

The TPS22918DBVR is a single-channel, bidirectional, 40V, 3A synchronous buck-boost converter from Texas Instruments, housed in a thermally enhanced 16-pin QFN package (4x4mm). It features a wide input voltage range of 4.5V to 40V, enabling operation from a variety of sources, and provides a regulated output voltage from 2.5V to 36V. Its bidirectional capability allows for efficient power transfer in both step-up and step-down configurations, making it ideal for applications requiring reversible power flow, such as battery charging and energy harvesting circuits._x000D_
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The device incorporates internal MOSFETs, minimizing external component count and simplifying design. Its key features include programmable output voltage, overcurrent protection, overvoltage protection, and thermal shutdown, enhancing system robustness. The TPS22918DBVR achieves high efficiency through its synchronous architecture, typically exceeding 90% in many operating conditions. Its small form factor and high power density make it suitable for space-constrained portable and automotive applications. The device’s precise voltage regulation and protection mechanisms contribute to improved system reliability and longevity, making it a strong choice where robust power management is critical.