BQ294532DRVR

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

PMIC, or Power Management Integrated Circuit, is a system-level solution that simplifies complex power management functions for embedded systems. It combines multiple power management devices, such as battery monitors, voltage regulators, switches, and DC-DC converters, and controls their output through one or more embedded microcontrollers. Battery Management Systems (BMS) are a type of PMIC designed to reduce complexity and save power on applications that rely on lithium-ion batteries. The BQ294532DRVR is an example of a BMS, specifically designed for high-performance, high-reliability battery applications.

Application Fields of BQ294532DRVR

The BQ294532DRVR is ideal for a variety of applications, such as:

• Battery packs for consumer electronics devices (e.g. cell phones, tablets)
• Automotive and aerospace batteries
• Home and commercially-available fuel cells
• Medical and military applications.

This BMS provides designers with an integrated solution for sizing, protection and charging of lithium-ion batteries of various sizes and chemistries. It is capable of supplying up to 2A of current to the battery and comes with an impressive array of safety and monitoring features to ensure battery safety.

Working Principle of BQ294532DRVR

The BQ294532DRVR provides many features that enable the battery to be charged and protected effectively. The core of this PMIC is the Battery N-Channel MOSFET Interface (BNMI) architecture. The BNMI consists of two N-channel MOSFETs, which are used as the main power switches to control the flow of current to and from the battery. The gate voltage of the MOSFETs can be controlled by the external resistor networks, and the voltage of the battery is monitored through an internal ADC.The BQ294532DRVR also includes an internal 8-bit microcontroller to manage the charging and protection functions. The microcontroller is connected to various analog and digital sensors that monitor the battery’s voltage and temperature. Based on the readings from the sensors, the microcontroller can then control the gate voltage of the MOSFETs, to optimize the battery’s performance.In addition to the main power switches, the BQ294532DRVR comes with several additional components to ensure battery safety. It has overcurrent, overvoltage, and overtemperature protection circuits, which will shut down the charging process if any of these conditions are exceeded. In addition, it has several integrated safety timers that ensure the battery is not overcharged.

Summary

The BQ294532DRVR is a robust Battery Management System designed to allow easy charging and protection of lithium-ion batteries of various sizes and chemistries. It consists of two N-channel MOSFETs controlling the flow of current, an 8-bit microcontroller, and various safety and monitoring features to ensure battery safety.

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