LM3658SDX/NOPB

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The LM3658SDX/NOPB is a a PMIC (Power Management Integrated Circuit) that is part of the LM36500 family of battery chargers. The LM3658SDX/NOPB is a monolithic integrated circuit that is optimized for fast and accurate charging of Lithium-Ion and Li-Polymer rechargeable batteries. It features an adjustable and highly integrated battery charger with a maximum charging power of 1.5A and a maximum output current of 2A. The chip also has an adaptive signaling algorithm for improved system efficiency, low standby current, and a very low package profile for easy integration into portable designs.The LM3658SDX/NOPB is compatible with USB and wall adapters, providing a range of input power levels with both smart and fast-charge support. It features an integrated power-path and load switch with programmable current limit, automatic output voltage setting and thermal monitoring. The LM3658SDX/NOPB is capable of charging a single cell Li-Ion/Li-Polymer battery with a 1A or higher charging current. Additionally, it supports two cell Li-ion/Li-Polymer charging with up to 0.5A charging current, and also supports three and four cell charging with 25mA and 10mA charging current, respectively.The LM3658SDX/NOPB has built-in safety features such as overvoltage protection, thermal shutdown, reverse-current protection and battery-short circuit protection. It also has an error signal output, which can be used to detect an abnormality in the battery charging cycle.The LM3658SDX/NOPB uses a patented dual-mode algorithm for fast and efficient charge termination. Using this algorithm, the charging current is gradually reduced throughout the charge cycle, until it reaches the target capacity. This ensures that the battery is not overcharged, improving the battery life and safety. The LM3658SDX/NOPB employs an advanced state-of-the-art voltage and current loop control for accurate and efficient charging. The charging voltage of the battery is continuously monitored and adjusted to ensure that optimum charging current is matched to the battery\'s individual state of charge.In summary, the LM3658SDX/NOPB is a fully featured and versatile PMIC (Power Management Integrated Circuit) that is well suited for use in battery charging applications. It is a highly efficient, cost effective and space efficient solution for charging lithium-ion and li-polymer rechargeable batteries. It is compatible with USB and wall adapters, and has built-in safety features to ensure the battery is not overcharged or damaged. With its dual-mode algorithm, the LM3658SDX/NOPB ensures optimal charging and improved battery life, making it an ideal choice for battery charging applications.

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