BQ25892RTWR: High-Efficiency Single-Cell Li-Ion Battery Charger IC | Texas Instruments 2025-04-20 Discover the BQ25892RTWR, a high-performance 5A single-cell Li-Ion/Polymer battery charger IC from Texas Instruments. Features I2C/USB interfaces, over-current/temperature protection, and 14V input support. Ideal for smartphones, wearables & portable electronics.