BQ24196EVM-021

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Evaluation and Demonstration Boards and Kits help engineers and developers learn how to utilize new components, such as integrated circuits, and develop application-specific solutions quickly and easily. BQ24196EVM-021 is an example of such a product – an evaluation and demonstration board featuring BQ24196 power management IC, a popular linear Li-Ion battery charger.

BQ24196EVM-021 is a multi-chemistry, two-stage linear Li-Ion battery charger designed for popular form factors like cell phones and other portable electronics. It features integrated switching FETs, programmable safety timers, and a wide input voltage range. The board provides all the necessary circuitry and connections needed to connect to the battery, and to configure, monitor, and control the charge cycle. The board includes an LCD display for showing key parameters and charge current, as well as an onboard temperature sensor that can be used to monitor the device temperature during operation.

BQ24196EVM-021’s application field covers Li-Ion and Li-Polymer battery applications in the handheld device market, including cell phones, digital cameras, netbooks, and portable media players. It is optimized for low power operation with integrated low-loss power MOSFETs, dynamic power saving modes, and programmable safety timers.

BQ24196EVM-021’s working principle is based on a two-stage charging algorithm. It switches between constant voltage (CV) and constant current (CC) charging stages, varying the charge current based on the applicable temperature and water conditions. The device also monitors the battery temperature and voltage, and offers an adjustable safety timer to prevent overcharging.

BQ24196EVM-021 uses a high-side power switch MOSFET for both input and output power, and includes an integrated linear regulator for effective protection against high input voltages. This results in simpler circuitry and wiring requirements than most competitive designs.

BQ24196EVM-021 features a wide variety of host PC-based graphical user interfacing, configuration, and monitoring software, such as HTML, Java, and Visual Basic. This makes it easy to configure, monitor, and control the charging process remotely via a wireless connection, or through the internal PC application.

BQ24196EVM-021 is an ideal solution for engineers and developers needing to quickly and easily evaluate and demonstrate the performance of the BQ24196 power management IC. It is simple to use and offers an extensive set of features that make it suitable for a wide range of applications. Its integrated components, wide input voltage range, and integrated LCD display make it an ideal tool for evaluating and demonstrating the features and performance of the BQ24196 power management IC in both development and production settings.

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