MCP73871-1CAI/ML

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The MCP73871-1CAI/ML is a highly integrated and cost efficient Power Management Integrated Circuit (PMIC) designed to provide a constant current/constant voltage charging solution to Li-Ion batteries. This device is designed to fit a wide range of applications, making it a great choice for products powered by small and large battery packs. The MCP73871-1CAI/ML is ideal for applications requiring a compact, cost efficient and reliable monitoring and control of the battery charging system. The device is capable of achieving high efficiency and short charge times (to reduce energy losses and charging time). The device also integrates several system level safety and protection mechanisms to ensure safety and reliability under different application conditions.

The MCP73871-1CAI/ML is a battery charger PMIC and is typically used in applications when a power source is needed to charge a Li-Ion battery. It is designed to work in a range of applications, including portable consumer electronics, handheld communications systems, power tools and battery packs. The MCP73871-1CAI/ML is a complete charging solution, as it consists of a power supply, a power converter and a protection and monitoring circuit for the battery. It is optimized for applications that utilize low quiescent current and short charge times.

The MCP73871-1CAI/ML is optimized for simple Li-ion/Polymer battery charging, and incorporates a constant current/constant voltage (CC/CV) charging protocol which eliminates the need for additional components. The device features an internal battery sensing circuit and can accurately detect the cells within the battery, providing full-charge detection and achieving the specified end-of-charge voltage. The device also features a circuit to detect overcurrent, undervoltage, overvoltage and overtemperature conditions, providing protection and monitoring of the system. Furthermore, the device provides a safety timer that can be used to set a maximum charge time and has an adjustable current limit setting.

The MCP73871-1CAI/ML features several low power modes, which allows the device to significantly reduce power consumption and extend battery life. It also integrates an output enable pin (EN), which cuts off the MCP73871-1CAI/ML from the battery when the supply is disabled. This feature provides the user with the ability to control the system effectively and reduces power consumption. The device also provides a power-good flag that can be used to reliably detect the power supply status.

The MCP73871-1CAI/ML is a highly integrated cost effective battery charging solution for portable applications with up to 4 Li-Ion/Polymer battery cells. It fulfills the most demanding requirements for safety and performance in battery charging systems. By combining high performance and the highest system level safety, it provides the user with an excellent choice for their battery charging system.

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