Texas Instruments BQ7695202PFBR

Texas Instruments BQ7695202PFBR Environmental and export classification status description

The BQ7695202PFBR is a highly integrated battery monitor for lithium-ion (Li-ion) and lithium-polymer (LiPo) battery applications. This device is designed for multi-cell applications and can monitor up to 20 series-connected cells. It features integrated cell balancing, high-accuracy voltage sensing, and a communication interface for integration into battery management systems. Functions - Voltage Monitoring: The BQ7695202PFBR provides accurate voltage measurements of each cell in the battery pack. - Temperature Monitoring: It includes inputs for temperature sensors to monitor the temperature of the battery cells. - Cell Balancing: Integrated active cell balancing helps to maintain uniform cell voltages, improving battery life and performance. - Cell Protection: Implements protection against over-voltage, under-voltage, and overcurrent conditions to enhance safety. - Communication: Supports I2C or SMBus communication protocols to interface with a host controller or microcontroller. - Fault Detection: Provides diagnostic features to detect and report faults within the battery pack. Applications - Electric Vehicles (EVs) - Portable consumer electronics - Renewable energy systems (solar storage) - Industrial battery packs - Uninterruptible power supplies (UPS) Alternative Parts - BQ76930: Similar in functionality but for lower cell count configurations (up to 10 cells). - BQ76940: Offers higher precision and additional features for more complex applications and configurations. - BQ40Z50: For applications requiring integrated fuel gauge capability along with cell monitoring. Embedded Modules Texas Instruments may provide various evaluation modules and development kits that incorporate the BQ7695202PFBR, enabling developers to prototype and test their applications efficiently. Consider looking for: - BQ7695202EVM: An evaluation module that includes the BQ7695202 for rapid prototyping. - Integrated Development Kits: Kits that include software tools for battery management development. Related Q&A 1. Q: How many cells can the BQ7695202PFBR monitor? A: The BQ7695202PFBR can monitor up to 20 series-connected cells. 2. Q: What communication protocols does the BQ7695202PFBR support? A: It supports I2C and SMBus communication protocols for interfacing with host systems. 3. Q: What safety features are included in the BQ7695202PFBR? A: The device includes fault detection for over-voltage, under-voltage, and overcurrent conditions, providing protection for the battery pack. 4. Q: Are there evaluation modules available for the BQ7695202PFBR? A: Yes, Texas Instruments offers the BQ7695202EVM, which is an evaluation module designed for prototyping and testing. 5. Q: Can the BQ7695202PFBR actively balance cells? A: Yes, it has integrated active cell balancing features to maintain uniform cell voltage levels.