BQ24157EVM-697

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Evaluation and Demonstration Boards and Kits are used for the analysis, testing and development of different systems. Among these, the BQ24157EVM-697 board is one of the most important ones available. It provides the user with a wide variety of features and functions which make it ideal for testing and development purposes.

The board is based on the Texas Instruments\' BQ2415x dual-channel USB power switch. The board is capable of delivering up to 5A output and is designed to be used in a 5V USB applications. It can be used to supply power to a wide variety of USB devices such as mobile phones, digital cameras and more. It can also be used for charging a single-cell lithium-ion battery from a USB port.

The board has two channels and each has its own output voltage and current limit. The board is designed such that a load connected to one of the channels does not affect the performance of the other. The board also has an integrated system status LED which indicates the voltage and current being supplied. The board has over-temperature protection for both channels to ensure safe operation.

The working principle of the BQ24157EVM-697 board is based on a USB power management IC (PMIC). The PMIC controls the activation and de-activation of the power supply lines, based on the status of the input power and load. The PMIC also limits the output current to the maximum levels specified by the system manufacturer.

The board provides the user with a range of features and functions which aid the development and analysis. These include individual output voltage, current and power measurements, programmable over-current, over-voltage and over-temperature protections, adjustable current limit, thermal management features, power interruption detection and automatic restart.

The board can also be used for development purposes, as it supports the programming of different ICs on the board and provides a platform for developing and testing ICs. It is also suitable for the testing of different systems and circuits.

In summary, the BQ24157EVM-697 board is ideal for evaluation and demonstration purposes due to its wide range of features and functions. It can be used for testing, development and analysis purposes and is suitable for use with a variety of different USB devices. Its integrated PMIC and over-temperature protection features ensure safe operation and reliability.

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