LT1579CS8-5#PBF

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Power management integrated circuit (PMIC) provides a critical function in many consumer, industrial and automotive products. One of the most important types of PMICs is the battery management integrated circuit (BMIC). Battery management integrated circuits offer significant advantages over other power management systems, such as the ability to monitor and manage a variety of battery cell types, increase overall battery lifetime, and provide an easy way to implement power system with high level of safety and awareness. LT1579CS8-5#PBF is one of the well-known PMICs dedicated to battery management.

Features of LT1579CS8-5#PBF

The LT1579CS8-5#PBF is a high-performance 8-channel Battery Management IC. It offers a low leakage current for best battery utilization. The LT1579CS8-5#PBF IC contains precision integrated ADCs, charge current actual-measuring unit, and controller sections to efficiently and safely manage up to 8 cells from one to 10V. It features an independent digital communication interface that supports I2C, SPI, and UART communication protocols, as well as an analog input/output port. Other features include an embedded microcontroller, configurable parameters, an integrated isolator, and automatic cell connection discovery.

Application Fields

The LT1579CS8-5#PBF is suitable for various battery pack applications. It can be used in automotive systems, intelligent power modules, vending machines, medical communication devices, home IoT systems, smart grid, and battery-operated equipment. The LT1579CS8-5#PBF IC can be used in both AC and DC systems, providing high accuracy and versatility for battery pack applications. With its low power consumption and ultra-low standby current, the LT1579CS8-5#PBF IC offers an efficient battery management solution for applications with limited power consumption.

Working Principles

The LT1579CS8-5#PBF consists of a set of drivers, a current digital-to-analog converter (DAC), an analog-to-digital converter (ADC), and an internal microcontroller. It supports 8 channels for monitoring and management of the battery cells, and each channel is connected to a temperature and voltage sensing circuit. The DAC is used to sense the voltage and current levels of the battery cells. It can detect the cell voltage and current, and convert them into digital signals, which are then sent to the microcontroller. The microcontroller is responsible for analyzing the voltage and current levels of the cells and making decisions based on user-defined parameters, such as charge and discharge rate, temperature, and availability of external power source.

The ADC is used to sense the temperature of the battery cells. It can measure the battery cell temperature in both Celsius and Fahrenheit, and convert it into digital signals, which are also sent to the microcontroller. The microcontroller then makes decisions based on the temperature, such as controlling the fan speed or turning off the circuit in order to prevent overcharging or over-discharging of the cells. The LT1579CS8-5#PBF IC can also be used to monitor the cell-to-cell connection and disconnect the cells if the connection is not sound.

The LT1579CS8-5#PBF IC can be used to charge, discharge, and monitor the cell voltage and status at the same time. It provides control signals to the load/source which can be used as charging/discharging source/sink. The IC also has protection circuits to safeguard the battery cells from over-charge, over-discharge, and short circuit conditions. It can also detect the health status of each cell and identify the cells that are out of balance or have aged quickly.

Conclusion

The LT1579CS8-5#PBF PMIC battery management integrated circuit is an extremely versatile and powerful device that offers many advanced features for battery pack applications. It supports 8 channels for monitoring and management of the battery cells, and can detect the cell voltage and current, temperature, and cell-to-cell connection. It can manage these parameters separately and make decisions based on them. Additionally, the LT1579CS8-5#PBF offers several protection measures to ensure the safety of battery cells. The LT1579CS8-5#PBF is suitable for various applications, such as automotive systems, intelligent power modules, medical communication devices, and home IoT systems, providing an efficient and reliable solution for battery management.

The specific data is subject to PDF, and the above content is for reference