The electronics part LP3992-18B5F is a low dropout regulator (LDO) designed and manufactured by LOWPOWER. It is a SOT-23-5 package in a RoHS compliant enclosure to protect the component from environmental damage and to meet strict electrical requirements. The certified output voltage of the regulator is 18V with a maximum current of 500mA and a quiescent current of 3mA. It has a wide input voltage range of up to 13V to 35V and has a low dropout voltage of 0.5V to 0.8V, depending on input and output voltages. Maximum operating temperature of the LP3992-18B5F is 125°C and output accuracy ± 2%. It utilizes advanced CMOS technology in order to provide excellent output voltage regulation. This part is suitable for a wide range of applications, such as consumer electronics, automotive electronics, smart cards and portable equipment.