BQ24750RHDT

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The BQ24750RHDT is a feature-rich, high-efficiency buck-boost battery charger controller designed to support multiple battery types in portable battery-operated devices, such as laptops, smartphones, tablets, and wearables. It is an excellent choice for applications requiring a high degree of flexibility and extended operating flexibility while delivering excellent charging performance.

The BQ24750RHDT device supports flexible charging of multiple batteries, including Li-Ion, Li-Polymer, Nickel-Cadmium (NiCd), and Nickel-Metal-Hydride (NiMH) batteries. It provides excellent flexibility with respect to the maximum input current limit and output current limit, as well as the ability to adjust the charge current via the I2C interface. Additionally, the device includes safety features such as temperature monitoring and overcurrent protection, as well as support for charge termination and other smart charging features.

The BQ24750RHDT is an integrated power management solution for portable applications that require high efficiency, cost-effective battery charging. It provides a suite of features that support multiple battery chemistries, including Li-Ion, Li-Poly, NiCd, and NiMH cells. This is combined with sophisticated power management features such as voltage, current and temperature monitoring and protection, charge termination, and I2C control.

The BQ24750RHDT works in buck and boost modes, depending on the input voltage, while operating at high efficiency in either mode. It features a 4-level current limit setting, programmable through the I2C interface, to ensure charge cycle times are kept at a minimum. Additionally, the device supports an innovative two-stage charging algorithm for Li-Ion batteries that combines efficiency with charge current control accuracy.

The BQ24750RHDT includes safety features such as overcurrent, overvoltage, and overtemperature protection. The overcurrent protection limits both the input current and the output current and prevents damage to the battery and charger circuitry, while the overvoltage protection controls the output voltage and prevents incorrect charging. Finally, the device includes a temperature monitoring feature that shuts down the device when it detects an over temperature condition present on the charger PCB.

The BQ24750RHDT is an ideal solution for applications requiring high efficiency, maximum safety, and flexibility while delivering excellent charging performance. It provides a highly integrated power management solution capable of charging multiple battery chemistries through a suite of features such as voltage, current, temperature, and overcurrent protection, charge termination, and I2C control. With its wide input voltage range, excellent efficiency, accurate charge/discharge current control, and maximum safety features, the BQ24750RHDT ensures optimal and reliable charging of portable devices.

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