目录

1.产品概述       2.产品特点     cjE嘉泰姆

3.应用范围       4.技术规格书下载（PDF文档）cjE嘉泰姆

5.产品封装       6.电路原理图  cjE嘉泰姆

7.相关产品cjE嘉泰姆

   产品概述 返回TOPcjE嘉泰姆

The CXAS42279 is an integrated dual channel 87mΩ power switch for self-powered and bus-powered Universal Serial Bus (USB) applications. 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. And 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.

   产品特点 返回TOPcjE嘉泰姆

„ 87mΩ High-Side MOSFET cjE嘉泰姆

„ Available with 4 Versions of Current Limits with Foldback cjE嘉泰姆

„ Operating Range:2.7V to 5.5V cjE嘉泰姆

„ 400μS Typical Rise Time cjE嘉泰姆

„ Under voltage Lockout cjE嘉泰姆

„ 65μA Quiescent Supply Current cjE嘉泰姆

„ 1μA Maximum Shutdown Supply Current cjE嘉泰姆

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

„ No Reverse Current to VIN when Power Off cjE嘉泰姆

„ VOUT OFF Discharge cjE嘉泰姆

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

„ SOP-8 Package and TDFN3X3-8 Package cjE嘉泰姆

„ UL Approved_#E232223 cjE嘉泰姆

„ Nemko IEC 60950-1 CB/CCA_scheme certification Report #67291 cjE嘉泰姆

„ CSA Approved #230321cjE嘉泰姆

   应用范围 返回TOPcjE嘉泰姆

„ High-Side Power Protection Switch cjE嘉泰姆

„ USB Power Management cjE嘉泰姆

„ USB Host and Self-Powered Bubs cjE嘉泰姆

„ USB Bus-Powered Hubs cjE嘉泰姆

„ Hot Plug-In Power Supplies cjE嘉泰姆

„ Battery-Charger CircuitscjE嘉泰姆

   技术规格书（产品PDF) 返回TOP cjE嘉泰姆

     需要详细的PDF规格书请扫一扫微信联系我们，还可以获得免费样品以及技术支持！cjE嘉泰姆

 cjE嘉泰姆

产品封装图 返回TOPcjE嘉泰姆

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电路原理图 返回TOPcjE嘉泰姆

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