BUY ADP3806J https://www.utsource.net/itm/p/543322.html
High-Frequency Switch Mode Li-Ion Battery Charger
The ADP3806J is a low-dropout (LDO) linear regulator from Analog Devices. It is a SOP-24 package and is designed to provide a regulated output voltage of 3.3 V. The ADP3806J features a low quiescent current of only 20 μA, an output current of up to 500 mA, and a low dropout voltage of only 0.2 V. It also has a fast transient response and a wide input voltage range of 2.7 V to 5.5 V. The ADP3806J is suitable for a variety of applications, including portable and battery-powered equipment, as well as automotive and industrial systems. It can be used to power microcontrollers, FPGAs, ASICs, and other digital logic circuits. (For reference only)