The TP2019-3.3YN5 with SOT-23-5 is a Linear Voltage Regulator LDO (Low Dropout) manufactured by TECH PUBLIC. This device is RoHS (Restriction of Hazardous Substances) compliant and has the following features: Output voltage of 3.3V; Maximum output current of 500mA; Operating temperature range -40 to 85°C; Input voltage range of 2.5V to 11V; Low quiescent current of 0.4mA of typical and 1mA of maximum; Line regulation of 40mV; and Load regulation of 30mV. The device is available in a SOT-23-5 (SOT-323) package with a pinout of 1-GND, 2-IN, 3-BYPASS, 4-GND, and 5-OUT. It is designed for a variety of portable applications, such as cell phones, PDAs, notebook and sub-notebook computers, and other battery-powered products.