SEA01TR Integrated Circuits (ICs)

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SEA01TR is a battery charger PMIC (power management integrated circuit) designed by Seiko Epson Corporation and can be used to charge various types of batteries including single-cell lithium ion, multi-cell lithium ion, lead-acid, and nickel-metal hydride. This PMIC is highly energy efficient and has low power consumption, making it suitable for battery-powered applications that require long autonomy. The SEA01TR is designed to provide fast and reliable charging for both lead-acid and single-cell lithium-ion batteries.

The charger circuit for SEA01TR contains various components such as rectifiers, filters, voltage and current sensing, MOSFETs, and control ICs. The circuit is designed to provide fast charging, while also protecting the battery from over-charging and over-discharging. It provides a fast and efficient charging process with optimally controlled charge currents and voltages. The charging process is based on the CC/CV (constant current/constant voltage) algorithm.

Moreover, the SEA01TR is integrated with a power management function, which allows it to accurately measure of the battery voltage, current, and temperature. The integrated power management function also allows for efficient output current distribution to the cell or cells being charged, with high accuracy. Additionally, it enables improved charge conditioning for Li-Ion batteries.

The device also provides a wide variety of user-selectable charging parameters to accurately charge different kinds of batteries. It supports multiple charging modes including standard, slow charging, pre-charge, and conditioning modes. It also provides a variety of safety functions which protect the battery from over-charging, over-discharging, and over-temperature conditions.

In summary, the SEA01TR battery charger PMIC is suitable for a wide range of battery-powered applications. It supports multiple, selectable charging parameters and provides efficient charging with optimal control and power management. It is also highly efficient, with low power consumption and it provides a variety of safety features, making it an ideal choice for charging a variety of battery types.

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