The SGM2203-5.0YN3LG/TR is a SOT-23 RoHS device manufactured by SGMICRO. It is a low dropout regulator (LDO) with a 3V to 5.5V input voltage and a 5.0V fixed output voltage. The device features an ultra-low quiescent current of 180uA and a high power supply rejection ratio of 75dB. It also features a low dropout voltage of 140mV at 500mA, low current limit of 250mA, and thermal shutdown protection. The device also has low noise operation and can be used in a variety of applications such as wearable electronics, laptop power supplies, digital camera power supplies, and various other consumer applications that require a compact size and high reliability.