iW1798

iW1798

45W RapidCharge™ AC/DC Digital Controller with XM-Comm Technology and Advanced Protection Features

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支持s Qualcomm®快速充电™3.0没有光耦合器;伴侣iW662

The iW1798 is a 45W output, high performance AC/DC速度™电源控制器集成对话框的XM-COMM技术,消除了来自旅行适配器的所有光耦合器,以降低成本并提高可靠性。它支持Qualcomm快速充电3.0,2.0和其他快速充电协议。

The iW1798 is optimized to work with Dialog’siW662secondary-side synchronous rectifier controller and rapid charge interface IC. The secondary-side IC uses XM-Comm technology to transmit all necessary information via an optocoupler to the iW1798, including voltage requests, output current limits, output voltage undershoot, output over-voltage, and fault and reset signals.

The device offers a full array of advanced protection features, including an advanced fault protection technology that reduces power during a fault, an X-Cap discharge function to safely discharge the input capacitor when the travel adapter is unplugged, and Dialog’s advanced fault control technology to address soft short circuits in charger cables and connectors without latching off the output.

Qualcomm®QuickCharmet™是Qualcomm Technologies,Inc。的产品

特征

  • Output power - 45W+
  • Optimized to Work withiW662支持多个速度Protocols:
    • Qualcomm®QuickChark™3.0
    • Qualcomm®QuickChare™2.0
  • XM-Comm - Proprietary Secondary-To-Primary Digital Communication via Power Transformer:
    • 减少BOM并显着简化设计
    • 处理所有快速充电信息
  • 超低无负荷功耗
    • <75mW with Ample Margin at 230VAC
    • <20MW外部主动启动电路

特征

  • Robust Protection Features
    • Output Over-Voltage Protection or X-Cap Discharge
    • 过流保护
    • 用于外部NTC温度保护的SD引脚
  • Advanced Fault Control Technology
    • 通过在不需要闩锁的情况下通过降低平均功率来帮助保护电缆和连接器免受过热和损坏

雷竞技安卓下载

  • 速度AC/DC Power Adapters for Smartphones, Tablets and Other Mobile Devices Using Qualcomm Quick Charge 3.0, 2.0 and other Protocols

Block Diagrams

典型的应用程序图雷竞技安卓下载
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Functional Block Diagram

资源

Product Briefs and Summaries
日期 Version
iW1798 Product Summary 19/12/2019 Rev. 0.3

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