BQ20Z90DBT-V110G4

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PMIC - Battery Management: BQ20Z90DBT-V110G4 Application Field and Working Principle

The BQ20Z90DBT-V110G4 is a qualified product under Texas Instruments\' (TI) Battery Management portfolio. This portfolio includes a variety of devices that are specifically designed to monitor and manage different types of batteries, from simple 1-cell Li-Ion through to multi-cell LiFePO4 chemistries. This particular product has much to offer, as it combines several of the key aspects of TI\'s battery management portfolio into a single device.

The most obvious feature of the BQ20Z90DBT-V110G4 is its small size, at only 4mm x 4mm x 0.75mm. This makes it ideal for integration into portable electronics or embedded systems, as it requires very little room in comparison to similar offerings. Additionally, the BQ20Z90DBT-V110G4 is specified to work across a wide range of voltages (2.7V to 6.5V) and temperatures (-40C to 85C). This makes it well-suited to a variety of uses, from consumer applications to industrial uses.

The main application fields of the BQ20Z90DBT-V110G4 are primarily related to monitoring and managing Li-Ion or LiFePO4 batteries, though other chemistries are supported as well. It is primarily used to perform critical tasks such as monitoring cell voltage, cell current, and temperature. It is also capable of providing charge information, such as charge/discharge status, charge completion status, and more. The device also supports communication via I2C, SMBus, and PMBus, allowing multiple batteries to be easily monitored.

Thanks to its integration of several key features, the BQ20Z90DBT-V110G4 is substantially more capable than similar offerings. For example, it features a built-in cellular balancing circuit designed to improve Li-Ion cell bookend balancing, a critical factor in the operation of Li-Ion batteries. Additionally, the device can be programmed for temperature celsius/Fahrenheit measurements, allowing for easy integration into a variety of systems. The BQ20Z90DBT-V110G4 also supports advanced programmable protection features, allowing for the device to detect and terminate charging or discharging if the battery shows signs of over-current, over-voltage, or over-temperature conditions.

The BQ20Z90DBT-V110G4 is suitable for a wide range of applications, due to its impressive power monitoring and management capabilities. Its small size and wide operating range make it ideal for use in embedded systems and portable devices, while its advanced features make it well-suited to industrial use as well. Its integrated balancing circuit provides ideal support for Li-Ion chemistries, while its temperature and protection features allow for safety and reliability when monitoring and managing a variety of battery chemistries. The BQ20Z90DBT-V110G4 is a hands-down leader in the PMIC - battery management field.

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