The SGM2019-2.8YN5G/TR is a low-dropout (LDO) regulator manufactured by SGMICRO and is a small outline transistor (SOT)-23-5. It operates with an input voltage range of 1.8V to 5.5V, a quiescent current of 160µA typical, and an output current capacity up to 500mA. The regulator features an output noise of 30µVrms and high ripple rejection ratio (47dB @1kHz). This regulator is RoHS compliant and is suitable for a wide range of applications such as portable devices, industrial equipment, battery management systems, and automotive applications.