What are the main features of the BQ25616JRTWR?
The BQ25616JRTWR is a highly integrated charger IC designed for single-cell lithium-ion and lithium-polymer batteries. It combines power path management, charge control, and safety features into a compact 24-pin WQFN (4×4 mm) package. Key features typically include precise regulation of charge current and voltage, built-in power MOSFETs, thermal management, and support for USB and adapter power sources. These capabilities help ensure efficient and safe charging while reducing the number of external components needed in the design.
What is it used for?
This charger IC is used to manage battery charging in a wide range of portable electronics, such as smartphones, tablets, wearables, handheld instruments, and other USB-powered or adapter-powered devices. It helps deliver reliable, optimized charging profiles that improve battery life and ensure stable performance during both charging and system operation.
Does it have alternative parts?
Yes. Comparable single-cell battery charger ICs are available from Texas Instruments and other manufacturers. Within TI’s portfolio, parts such as the BQ25618 and BQ25620 series offer similar functionality with variations in feature set, integration level, and input support. Other alternatives from vendors like Microchip (MCP79xxx series), Analog Devices, and Maxim Integrated may also be suitable, depending on your required feature set, power path management needs, and package size. When selecting an alternative, ensure it meets your design’s charging current, safety features, and system requirements.
