The PT4110E89E with LED Drivers SOT89-5 RoHS manufactured by CR-PowTech is a LED driver IC. It is a Li-Ion/Li-Pol charger management integrated circuit specifically designed for use in portable applications requiring a low-cost solution. The PT4110E89E features a wide input voltage range from 4.2V to 6.8V and is able to safely charge Li-Ion/Li-Pol batteries at a constant current of 500mA with an adjustable input voltage range of 4.2V~6.8V. It also features adjustable charging current up to 500mA, adjustable charge voltage up to 4.2V, and intelligent charge termination. The device includes OCP/OVP/TSD/SD protection, over-charge LED indicator, and a low current consumption in stand-by mode. The SOT89-5 RoHS package is suitable for space-saving and a wide temperature range.