BQ24251RGET

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The BQ24251RGET PMIC (Power Management IC) is an IC that is specifically designed for battery charging and protection. It is a highly-integrated solution for lithium-ion and LiFePO4 battery packs and systems, providing precisely regulated power levels to the load. The BQ24251RGET is housed in a tiny 14-pin TSSOP package, making it ideal for space-limited applications. It also features a wide input voltage range and controlled power delivery.

The BQ24251RGET applications field can be found in a wide range of applications, such as medical, tablet PCs, smart phones, and other portable electronic devices. Its small size and wide input voltage range make the BQ24251RGET perfect for embedded systems and battery management, where space is limited and the need for precise power delivery is critical.

The BQ24251RGET works by providing a precise and accurately regulated current-mode control to the battery charging and discharging process. Its MOSFET driver provides a safe over-current protection which helps keep the battery from experiencing overcharging or over-discharging due to a failure. The integrated switch-mode design also gives the device wear-resistant capability, thereby enhancing the lifetime of the battery. The device also features short-circuit protection, over-temperature protection,and two programmable charging profiles.

The BQ24251RGET works in three different modes. The first is the override mode and is used when the system is in active operating mode. In this mode, the device supplies the system load with the regulated output voltage. The second mode is the trickle charging mode which is used to maintain the battery pack above the minimum cell voltage. The third mode is the adaptive fast charge mode which is used to rapidly charge the battery pack.

The BQ24251RGET also offers a number of advanced features including integrated power path control, LED status indicators, battery pack temperature monitoring, and electronic protection. The device also has an adjustable charge current which allows for precise charging according to the battery capacitance. All of these features make the BQ24251RGET the ideal choice for applications where safety, control, and reliability are key requirements.

In conclusion, the BQ24251RGET is an excellent PMIC for battery charging and protection. Its small size, wide input voltage range, precise power delivery, and advanced features make it the perfect choice for applications of all sizes. The device provides reliable and safe performance, ensuring that the battery stays in good condition and that the system loading is accurately supplied with the required power. Its integrated design and protection features are also highly beneficial and ensure that the battery is not over-charged or over-discharged, making it a great choice for embedded systems and battery management.

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