ON Semiconductor NCP161AFCT285T2G LDO Voltage Regulator

The NCP161AFCT285T2G from ON Semiconductor is a high-performance, low-dropout voltage regulator designed to deliver a fixed output of 2.85V with an output current up to 450 mA. This low-power device is ideal for battery-operated applications, offering an optimal solution for providing a stable voltage supply while extending battery life due to its ultra-low quiescent current.

Engineered for stability and reliability, the NCP161AFCT285T2G features a built-in current limit and thermal shutdown protection, safeguarding the device and the load from adverse conditions. The excellent transient response of this LDO regulator ensures a steady output even with rapid load changes, making it suitable for sensitive RF and analog circuits that demand a consistent power supply.

The compact form factor of this voltage regulator, available in a space-saving 1 mm x 1 mm x 0.35 mm, 4-bump wafer level chip-scale package (WLCSP), makes it an excellent choice for portable electronics where space is at a premium, such as smartphones, tablets, and wearable devices.

Additionally, the NCP161AFCT285T2G boasts a low dropout voltage, which enhances its efficiency by allowing operation closer to the battery voltage. This characteristic is particularly beneficial in single-cell Li-ion battery-powered applications, where maximizing the usable range of the battery voltage is crucial.

The device also offers a noise reduction bypass pin for applications that require low output voltage noise. This feature can be utilized by connecting a small capacitor to the bypass pin, which significantly reduces the output noise, a critical requirement for RF and precision analog applications.

In summary, the NCP161AFCT285T2G from ON Semiconductor is a versatile, efficient, and reliable voltage regulator that meets the needs of a wide array of applications. Its low quiescent current, robust protection features, and small package size make it an excellent choice for designers looking to optimize power management in compact, battery-powered devices.