CXAS42275 is an integrated power switch for self-powered and bus-powered Universal Serial Bus (USB) applications A built-in charge pump is used to drive the N-channel MOSFET that is free of parasitic

发布时间:2020-04-06 09:43:38 浏览次数:697 作者:嘉泰姆
摘要:CXAS42275 is an integrated power switch for self-powered and bus-powered Universal Serial Bus (USB) applications A built-in charge pump is used to drive the N-channel MOSFET that is free of parasitic

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5.产品封装       6.电路原理图</strong>  iAR嘉泰姆

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The CXAS42275 is an integrated power switch for self-powered and bus-powered Universal Serial Bus (USB) applications. CXAS42275A, CXAS42275B, CXAS42275C are 70mΩ RDS(ON). Several Protection features include current limiting with foldback, and thermal shutdown to prevent catastrophic switch failure caused by increasing power dissipation when continuous heavy loads or short circuit occurs. A built-in charge pump is used to drive the N-channel MOSFET that is free of parasitic body diode to eliminate any reversed current flow across the switch when it is powered off. OC is open-drain output report over-current or over-temperature event and has typical 9ms deglitch timeout period.

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„ 70mΩ High-Side MOSFET (CXAS42275A,CXAS42275B,CXAS42275C) iAR嘉泰姆

„ Available with 3 Versions of Current Limits with Foldback iAR嘉泰姆

„ Operating Range:2.7V to 5.5V iAR嘉泰姆

„ 1.5mS Typical Rise Time iAR嘉泰姆

„ Fast Overcurrent Response - 3μS (TYPICAL) iAR嘉泰姆

„ Under voltage Lockout iAR嘉泰姆

„ 100μA Quiescent Supply Current iAR嘉泰姆

„ 1μA Maximum Shutdown Supply Current iAR嘉泰姆

„ Logic Level Enable Pin, Available with Active-High or Active-Low Version iAR嘉泰姆

„ No Reverse Current when Power Off iAR嘉泰姆

„ Deglitched Open-Drain Over-Current Flag Output ( OC ) iAR嘉泰姆

„ With Output Shutdown Pull-low Resister iAR嘉泰姆

„ SOP-8 ,MSOP-8,TDFN3X3-8 PackagesiAR嘉泰姆

   应用范围 返回TOPiAR嘉泰姆


„ High-Side Power Protection Switch iAR嘉泰姆

„ USB Power Management iAR嘉泰姆

„ USB Host and Self-Powered Bubs iAR嘉泰姆

„ USB Bus-Powered Hubs iAR嘉泰姆

„ Hot Plug-In Power Supplies iAR嘉泰姆

„ Battery-Charger CircuitsiAR嘉泰姆

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