RT9528GQW

RT9528GQW is a Lithium-Ion charger IC developed by Richtek. The abbreviation “IC” stands for “Integrated Circuit.” This specific IC is designed for charging Lithium-Ion batteries. The “28-WQFN (4×4)” indicates the package type, with 28 pins arranged in a 4×4 grid in a QFN (Quad Flat No-Lead) configuration. The QFN package is a type of surface-mount package commonly used for integrated circuits. This charger IC is likely used in various electronic devices to manage the charging process of Lithium-Ion batteries efficiently.