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:721 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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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) D2G嘉泰姆

„ Available with 3 Versions of Current Limits with Foldback D2G嘉泰姆

„ Operating Range:2.7V to 5.5V D2G嘉泰姆

„ 1.5mS Typical Rise Time D2G嘉泰姆

„ Fast Overcurrent Response - 3μS (TYPICAL) D2G嘉泰姆

„ Under voltage Lockout D2G嘉泰姆

„ 100μA Quiescent Supply Current D2G嘉泰姆

„ 1μA Maximum Shutdown Supply Current D2G嘉泰姆

„ Logic Level Enable Pin, Available with Active-High or Active-Low Version D2G嘉泰姆

„ No Reverse Current when Power Off D2G嘉泰姆

„ Deglitched Open-Drain Over-Current Flag Output ( OC ) D2G嘉泰姆

„ With Output Shutdown Pull-low Resister D2G嘉泰姆

„ SOP-8 ,MSOP-8,TDFN3X3-8 PackagesD2G嘉泰姆

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„ High-Side Power Protection Switch D2G嘉泰姆

„ USB Power Management D2G嘉泰姆

„ USB Host and Self-Powered Bubs D2G嘉泰姆

„ USB Bus-Powered Hubs D2G嘉泰姆

„ Hot Plug-In Power Supplies D2G嘉泰姆

„ Battery-Charger CircuitsD2G嘉泰姆

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