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Easy to Use Power Bank Solution (EZPBS™) Integrated Chip with Two Ports Output

RT9480

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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

Key Spec.
RT9480
Status Active
Vin (min) (V) 2.8
Vin (max) (V) 5.5
Battery Charge Voltage (max) (V) 4.2
Battery Charge Current (max) (A) 1.2
Status Indicator No
Charger Type Linear
Input Source USB
Features OCP;OVP;UVP
Package Type WQFN4x4-24
Built-in Power MOSFETs Yes
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
  • Battery SOC Detection
  • Support NTC for Battery Temperature Sensing
  • 4LEDs for Battery SOC Display

  • Other Functions
  • Torch Functions
Datasheet
TitleLast UpdateShareDownload
Easy to Use Power Bank Solution (EZPBS™) Integrated Chip with Two Ports Output2014/09/12
Technical Documents
TitleLast UpdateShareDownload
Power Mangement Components for Lithium-Ion Battery Powered Applications2018/11/15
Videos
TitleLast UpdateShareViews
DIY - How to make a power bank by yourself2014/07/17 520
Additional Documents
Title Last Update ShareDownload
Power Management Components for Lithium-Ion Battery Powered Applications
鋰離子電池電源管理IC選擇指南
2019/03/04
Dual Output Power Bank Reference Design Using RT9480 EZPBS™ Integrated Chip
双输出移动电源参考设计源档 – 采用 RT9480 EZPBS™芯片
2019/03/04
Evaluation Boards
TitleLast UpdateShareDownload
Dual Output Power Bank Reference Design Using RT9480 EZPBS™ Integrated Chip2018/11/08
Part NumberPackage TypePackage Qty.Free SampleBuy From Authorized Distributor
RT9480GQWWQFN4x4-241500 Not available Buy from Distributor
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