**LT8364HMSE#PBF: A High-Performance 2A Boost/SEPIC/Inverting Converter with 60V Quiescent Current**

The **LT8364HMSE#PBF** from Analog Devices is a versatile and highly integrated monolithic switching regulator that stands out in the realm of DC/DC conversion. This device is specifically engineered to excel in **Boost, SEPIC, and inverting topologies**, offering designers a flexible and powerful solution for a wide array of applications, from industrial and automotive systems to battery-powered equipment.

At the heart of its performance is a robust internal **2A, 60V power switch**. This high-voltage capability allows the converter to handle significant voltage transitions with ease, making it ideal for scenarios where the input voltage can be either substantially lower or higher than the desired output. Its wide input voltage range, from 2.8V to 60V, ensures reliable operation even in the presence of extreme voltage transients, commonly found in automotive and industrial environments.

A defining feature of the LT8364 is its remarkably **low quiescent current of just 9µA**. This characteristic is paramount for applications demanding high efficiency, especially at light loads or in standby mode. This ultra-low IQ enables significantly extended battery life in portable and always-on devices, a critical design parameter for modern electronics.

The IC utilizes a **constant-frequency, current-mode architecture**, which provides excellent line and load regulation as well as predictable noise characteristics. Designers can set the switching frequency from 200kHz to 2MHz using a single resistor, allowing optimization for either high efficiency or compact solution size by selecting smaller external inductors and capacitors. Furthermore, its frequency can be synchronized to an external clock, minimizing potential interference with sensitive circuitry.

The **LT8364HMSE#PBF** is offered in a thermally enhanced 10-lead MSOP package, which provides effective heat dissipation in space-constrained applications. Additional protection features, including internal soft-start, overtemperature protection, and a shutdown pin that reduces IQ to a mere 1µA, enhance the robustness and reliability of the overall system design.

**ICGOOODFIND**: The LT8364HMSE#PBF is a superior choice for engineers seeking a high-voltage, flexible DC/DC converter that does not compromise on efficiency. Its unique combination of a **high-integration 2A switch**, **ultra-low quiescent current**, and **multi-topology support** makes it an exceptionally powerful component for challenging power design requirements.

**Keywords**: **Boost/SEPIC/Inverting Converter**, **60V Power Switch**, **2A Output Current**, **Low Quiescent Current**, **Current-Mode Architecture**.