MAX14745FEWX+T

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The MAX14745FEWX+T is an advanced Power Management IC (PMIC) specifically designed for battery charging applications. It is a highly efficient, battery charging IC that offers a wide range of features to maximize flexibility and availability for battery charging designs. The MAX14745FEWX+T contains a vast array of circuitry including a DC-DC converter, charge controller, protection/safety functions, LDOs, and most importantly, a battery charger. It also has several advanced features including adjustable charge current, adjustable charge voltage, charge cycle termination, battery pre-conditioning, and battery temperature monitor.

The DC-DC converter used in the MAX14745FEWX+T is based on a switched-capacitor topology and can be used to convert a low-level input voltage to higher charge voltage values that are necessary for charging Li-ion/polymer batteries. The charge current is adjustable between a minimum of 50mA and a maximum of 1.2A. The charge voltage is also adjustable between a minimum of 2.8V and a maximum of 4.2V. Additionally, the MAX14745FEWX+T features programmable protection as a safety measure against shorts and over/under-voltage/current conditions.

The charge controller on the MAX14745FEWX+T is responsible for monitoring the battery\'s charge status and adjusting the charge current to prevent overcharging. This charge controller includes over-voltage protection, over-charge safety, and an auto-cutoff feature. Additionally, the charge controller supports battery pre-conditioning to ensure the battery pack is well balanced and able to accept a full charge. The battery temperature monitor is also available to provide thermal protection and prevent high temperatures from damaging the battery pack.

In addition to its main features, the MAX14745FEWX+T offers several features that can be used to improve the efficiency and operability of the battery charging applications. These include adjustable current limits, audible alert for battery status, and a trickle charge mode for slow charging applications. Furthermore, the battery charger also includes an Adaptive PreCharge (APC) circuit which offers fast charge current ramping and charge current optimization.

The MAX14745FEWX+T is an ideal solution for battery charging designs. This advanced PMIC offers a wide range of features and protection that maximize flexibility and availability for battery charging applications. Features such as adjustable charge current, adjustable charge voltage, charge cycle termination, battery pre-conditioning, and battery temperature monitor allow designers to create highly efficient battery charging designs. The MAX14745FEWX+T\'s advanced features and capabilities make it a must-have for all battery charging applications.

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