NCV8560SNADJT1G: A 150 mA, Low Quiescent Current, Adjustable Output LDO Voltage Regulator

In the realm of power management, achieving a balance between performance, efficiency, and flexibility is paramount. The NCV8560SNADJT1G from onsemi stands out as a sophisticated solution, engineered to meet the stringent demands of modern electronic applications. This 150 mA low-dropout (LDO) voltage regulator combines exceptionally low quiescent current with an adjustable output voltage, making it an ideal choice for power-sensitive designs.

At its core, the device is designed to provide a stable and clean voltage rail from a higher input source. Its adjustable output voltage, which can be set from 1.5 V to 24 V using two external resistors, offers designers significant flexibility to tailor the power supply to specific component requirements. This feature is particularly valuable in systems where multiple voltage rails are needed or for prototyping across various projects.

A defining characteristic of the NCV8560SNADJT1G is its ultra-low quiescent current of only 19 µA (typical). Quiescent current is the power consumed by the regulator itself when it is active but not supplying significant load current. This low self-consumption is crucial for extending battery life in portable and always-on applications, such as IoT sensors, wearables, health monitors, and other battery-powered devices where every microamp counts.

Furthermore, the regulator boasts a low dropout voltage, ensuring stable operation even when the input voltage dips very close to the output level. This maximizes efficiency and allows the system to continue functioning correctly as the battery voltage decays. The IC also incorporates key protection features like current limiting and thermal shutdown, safeguarding both the regulator and the downstream circuitry under fault conditions.

Its small footprint SC-82AB package makes it suitable for space-constrained PCB designs, while its ability to work with low-ESR ceramic capacitors simplifies the bill of materials and reduces overall solution size.

ICGOOODFIND: The NCV8560SNADJT1G is a highly efficient and versatile LDO regulator. Its combination of low quiescent current, adjustable output, and robust protection makes it an exceptional choice for designers optimizing for longevity and performance in battery-dependent and general-purpose applications.

Keywords: Low Quiescent Current, Adjustable Output, LDO Voltage Regulator, Battery-Powered Applications, Thermal Shutdown.