RT9440 Datasheet | Richtek

Description The RT9440 device is a highly accurate and integrated solution for 2 to 5 series cell fuel gauge and protection It features autonomous cell balancing, protection, and charger control. The RT9440 integrates highly accurate analog peripherals, measures and maintains 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 remended junction temperature range spans from - 40C to 125C, while the ambient temperature range extends from - 40C to 85C. 2 Ordering Information - Packing A: Standard Programmed Firmware Code AABBX AA: Application Code BB: Model Code X: Customer Approved Version Code Package Type(1) N: VQFN-32L 4x4 (V-Type) Note 1. Richtek products are Richtek Green Policy pliant and marked with (1) indicates patible with the current requirements of IPC/JEDEC J-STD-020. 3 Applications - Notebooks - Power Tools - Drones - Tablets -...