RT9480

® RT9480 Easy to Use Power Bank Solution (EZPBSTM) Integrated Chip with Two Ports Output General Description The RT9480 is a high integration and easy to use power solution for Li-ion power bank and other powered handheld applications. We call it EZPBSTM (Easy to Use Power Bank Solution). This single chip includes a linear charger, a synchronous Boost with dual output load management and a torch function support. The battery volume and the state of charging and discharging can be indicated by 4LEDs. The RT9480 is available in the WQFN-24L 4x4 package. Applications  Li-ion Power Bank Ordering Information RT9480 Serial Number Package Type QW : WQFN-24L 4x4 (W-Type) (Exposed Pad-Option 2) Note : Lead Plating System G : Green (Halogen Free and Pb Free) Richtek products are :  RoHS compliant and compatible with the current require- ments of IPC/JEDEC J-STD-020.  Suitable for use in SnPb or Pb-free soldering processes. Features EZPBSTM (Easy to Use Power Bank Solution)  Compact BOM Elements with EZPBSTM Single Chip  Protection Functions (OTP, OVP, OCP, VBUS and Output Short Protection)  Support Charging and Discharging at the same time by Smart Algorithm Charger  One Linear Charger up to 1.2A  DPM Function (Dynamic Power Management)  Thermal Regulation  Auto-Recharge  Support JEITA Function USB Output  Support Dual USB Output  Auto and Button Control  Sync-Boost Total Output Current up to 2.5A  Peak Efficiency 97% Battery State of Charge (SOC) Indicator  ...