BQ25898DYFFR

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PMIC - Battery Chargers is a type of energy management semiconductor chip that helps to manage, control and optimize the performance of power systems by regulating and monitoring the power supply. The BQ25898DYFFR battery charger is an advanced Power Management Integrated Circuit (PMIC) device designed to provide high-current charging and discharging of Li-Ion and Li-polymer battery cells. It features high efficiency, low power dissipation, and high performance, making it ideal for applications ranging from consumer electronics to automotive systems.

The BQ25898DYFFR is designed with a high-switching frequency buck charger that reduces heat dissipation and baseline for higher current densities. Combined with a low output ripple architecture, BQ25898DYFFR battery charger can achieve excellent efficiency levels. It also includes a wide range of safety features, including over-voltage protection, thermal protection and reverse current prevention, all of which further enhance the safety, reliability and performance of the device.

The BQ25898DYFFR offers an integrated high-accuracy 16-bit analog-to-digital converter (ADC) to measure voltage across the battery, and a general-purpose digital interface (GPIO) to define the battery’s charge state. The integrated charger controller is a high-efficiency current-mode synchronous buck controller optimized for fast, reliable and efficient Li-Ion and Li-Polymer charge/discharge cycles. Its constant frequency modulation helps minimize switching losses and reduce the output ripple.

The BQ25898DYFFR also incorporates high-speed current reading circuit, enabling the device to respond quickly to load change. It also offers two prediction algorithms for accurate charge current and charge profile control, allowing the user to customize the charging network or charging process.

In summary, the BQ25898DYFFR is an advanced PMIC device designed to offer maximum efficiency, reliable high-speed charging, and customizable charging and discharging profiles. Equipped with a wide range of features, the BQ25898DYFFR battery charger is ideal for a number of applications, such as consumer electronics, automotive systems and industrial power systems.

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