BQ24161EVM-721

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BQ24161EVM-721 is an evaluation and demonstration board and kit offered by Texas Instruments. It is designed to help customers quickly understand and evaluate features, benefits, and capabilities of the BQ24161 product family. The kit is suitable for testing applications that require a high-efficiency Li-ion or Li-polymer battery charger with USB- or adapter-based power input. It utilizes a complete charging solution double synchronous buck controller from the BQ24161 family which is configured in a DC-DC buck mode power converter compatible with Li-ion and Li-polymer battery input.

The board evaluates various features of the BQ24161 device such as a programmable input current regulation limit, input current limit, voltage regulation accuracy, and system level performance. The BQ24161EVM-721 board consists of four sections which could be connected in different configurations to test specific features. These include an AC/DC power adapter, a battery, the BQ24161EVM-721 main board and the TPS65130RGER evaluation module (TEM).

The kit also includes a battery adapter board which is used to convert a non-traditional battery input into a standard JST-only type Li-ion battery connection. This helps customers evaluate the various features of the BQ24161EVM-713 device in a variety of battery applications. The BQ24161EVM-721 also includes an onboard USB Type-B connection to allow for custom instrumentation via a PC-based tool.

In terms of functionality, the BQ24161EVM-721 features all the programmable limits that are available within the BQ24161 family. This includes adjustable input current limits, voltage regulation accuracy, system enable/disable sequencing, and charge current/voltage limits. The board also includes an onboard LED to report the fault conditions and charge status. The board is capable of facilitating two-way communications through I2C or UART interfaces for troubleshooting.

Overall, the BQ24161EVM-721 evaluation and demonstration board and kit is package designed for testing battery applications that are compatible with Li-ion and Li-polymer batteries. From testing the features of the BQ24161 family, to troubleshooting battery issues, the board provides a convenient solution for users to quickly evaluate the performance, features, and capabilities of the BQ24161 product line.

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