MAX8682ETM+T

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Power management integrated circuit (PMIC) plays an important role in any electronic system. A PMIC is an integrated circuit that integrates voltage regulators, multi-output regulators, display control and power supply control, among other functions. There are a variety of PMICs on the market, each with its own unique application field and working principle. In this article, we will discuss the application field and working principle of the MAX8682ETM+T PMIC.

The MAX8682ETM+T is a highly-integrated power management integrated circuit (PMIC) for single-cell lithium-ion and lithium-polymer batteries. It provides superior power supply management for handheld and wireless devices. Its integration of dual high-efficiency step-down converters, single-cell battery chargers, and other power management control blocks provides high power efficiency in a compact package. It also features low noise, high-accuracy, and programmable battery charging profiles.

The MAX8682ETM+T can provide up to 750mA of output current with a maximum input voltage of 11V. It features a two-mode design that allows the user to select either an automatic or manual battery charging mode. In automatic mode, the device monitors the battery level and shuts off the charging circuit when the battery is full. It also features an ideal diode to reduce the power dissipation of the external MOSFET. In manual mode, the user can preset the charging current, voltage, and termination voltage.

The device also integrates power management control blocks, such as multiple power on/off, reset, watchdog timer, and over-temperature protection. It also supports a variety of selectable power supplies, such as 3-4.2V, 2.6-4.2V, and 1.8-4.2V. These features provide a high level of flexibility for embedded applications. Additionally, the MAX8682ETM+T includes advanced fault protection such as overload protection, short circuit protection, reverse current protection, and brownout detection.

The MAX8682ETM+T is an ideal choice for applications where space is limited but superior power management is required. It can be used in mobile phones, tablets, digital cameras, e-readers, and wearables. Furthermore, it features programmable timers and overrides, enabling designers to quickly and easily customize their designs.

In conclusion, the MAX8682ETM+T is a highly integrated PMIC designed for single-cell lithium-ion and lithium-polymer battery applications. It features dual high-efficiency step-down converters, single-cell battery chargers, and other power management control blocks for higher power efficiency in a compact package. Its flexible design also allows for various selectable power supplies and advanced fault protection, making it an ideal choice for embedded applications where power supply management is required and space is limited.

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