ON Semiconductor NCP585LSN18T1G Low Dropout Voltage Regulator

The NCP585LSN18T1G from ON Semiconductor is a high-performance, low dropout voltage regulator designed to deliver a fixed output voltage of 1.8V with an output current of up to 150 mA. This energy-efficient component is ideal for battery-powered applications, portable devices, and any system where power conservation is critical.

The NCP585LSN18T1G features an extremely low quiescent current, typically 1 µA, which significantly extends battery life by minimizing the power consumed when the device is in standby mode. The dropout voltage is also impressively low at just 210 mV at 150 mA load, ensuring efficient operation even when the supply voltage is close to the output voltage, which is particularly beneficial for portable electronics.

With an operating voltage range of 2.5V to 5.5V, this voltage regulator can accommodate a variety of power sources, including standard 3.3V and 5V rails. Its thermal shutdown and current limit protection features safeguard the device and the load from damage due to excessive temperature and overcurrent conditions, respectively.

The NCP585LSN18T1G is available in a compact TSOP-5 package, making it an excellent choice for space-constrained applications. The small footprint and low profile of the package allow for high-density PCB layouts and are well-suited for mobile phones, PDAs, and other handheld devices.

Furthermore, the NCP585LSN18T1G is characterized for performance across the full industrial temperature range of -40°C to +85°C, which ensures reliable operation in a wide range of environmental conditions. This robustness makes it suitable for industrial applications as well as consumer electronics.

In summary, the ON Semiconductor NCP585LSN18T1G is a reliable and efficient solution for systems requiring a stable 1.8V power supply. Its low quiescent current, low dropout voltage, and protection features make it a versatile choice for designers looking to optimize power consumption and ensure the safety of their applications.