The LP3983HAX5F is a low dropout (LDO) voltage regulator manufactured by LowPower. It is a SOT89-5 package, which is RoHS compliant, and provides low current, low dropout voltage and high power. It has two adjustable output voltage options and can be used in multiple applications, such as battery-backed and standby applications. The regulator is rated for a wide operating temperature range of -40°C to +125°C, features an output current range of up to 10A, and a maximum dropout voltage of 250mV at 5V. It also provides over-current protection, overtemperature protection and short-circuit protection. It is suitable for use in a variety of applications, including portable electronics, computing, automotive, industrial, and wireless charging applications.