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时间: 2019-12-27 21:03
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在双电源供电应用中,供电连接可能被错误地连接,这可导致负载受到损坏。采用LTC4355和LTC44354构成的理想二极管保护方案可提供类似于肖特基二极管的保护模式,但具有更低的功耗,并且布局紧凑、效率提高。IdealDiodesProtectAgainstPowerSupplyWiringErrorsDesignNote444MeilissaLumIntroductionsucherrors.WiringerrorscouldincludereversepolarityHighavailabilitysystemsoftenemploydualfeedpowerorcross-feedconnections.Knowingthis,circuitdesign-distributiontoachieveredundancyandenhancesystemersareaccustomedtousingdiscretediodesolutionstoreliability.ORingdiodesjointhefeedstogetherattheprotectagainstsuchmishaps.Itisimportantthatactivepointofload,mostoftenusingSchottkydiodesforlow……