The RT9441 device is a highly accurate and integrated, 2 to 4 series cell fuel gauge and protection solution. It features autonomous cell balancing, protection, and charger control.The RT9441 integrates highly accurate analog peripherals to measure and maintain an accurate record of available capacity, voltage, current, and temperature. It reports the battery pack parameters to the system host controller via the SMBus interface.The RT9441 is available in a WQFN-32L 4x4 package. The recommended junction temperature range is -40°C to 125°C, and the ambient temperature range is -40°C to 85°C.
應用
- Notebooks
- Power Tools
- Drones
- Tablets
- UPS/Battery Backup Systems
- Medical Equipment
- Handheld Vacuum Cleaners and Vacuum Robots