{"schemaVersion":1,"slug":"power-source-multiplexer","name":"Power-source multiplexer","kind":"symbol","abbreviation":"PWR MUX","aliases":["Power-source multiplexer","Power-source multiplexer functional block","Power-source multiplexer schematic reference"],"category":"electronics-components","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"A power multiplexer selects between defined supply paths feeding an output.","description":["A power multiplexer selects between defined supply paths feeding an output.","A device can transfer between two supported input sources under its selected control rule.","Show every permitted supply input and the common output, together with the source-selection rule. This block switches a power path, whereas a signal multiplexer routes information. Any seamless transfer, reverse blocking or current limits depend on the selected circuit rather than the block name. This is original functional artwork, not a certified standard graphic or device pinout."],"readingNotes":["Label the candidate supply inputs and common output.","Identify the source-priority or selection controls.","Reference transfer behaviour and any reverse-current requirements.","A power multiplexer switches supply paths; a signal multiplexer switches information paths."],"drawingChecklist":["Label the candidate supply inputs and common output.","Identify the source-priority or selection controls.","Reference transfer behaviour and any reverse-current requirements."],"distinction":"A power multiplexer switches supply paths; a signal multiplexer switches information paths.","facts":[{"label":"Representation type","value":"Original functional block; not a certified IEC or IEEE graphic"},{"label":"Concept input","value":"Available supply inputs"},{"label":"Concept output","value":"Common load supply"}],"references":[{"sourceId":"expansion-20261027-powerswitch","relevance":"Power-path protection and selection: public technical context for the named function. Product and compliance details remain with the publisher."}],"related":["hot-swap-controller","reverse-polarity-protection-controller","power-converter","terminal"],"artwork":"expanded-power-source-multiplexer","publishedOn":"2026-10-27","updatedOn":"2026-10-27","provenance":"independent-public-research","plainEnglish":{"title":"What does Power-source multiplexer mean?","introduction":"A power multiplexer selects between defined supply paths feeding an output.","example":"A device can transfer between two supported input sources under its selected control rule.","drawings":"Show every permitted supply input and the common output, together with the source-selection rule. This block switches a power path, whereas a signal multiplexer routes information. Any seamless transfer, reverse blocking or current limits depend on the selected circuit rather than the block name.","terms":[{"name":"Source priority","meaning":"The rule determining which available supply is selected."},{"name":"Reverse current","meaning":"Current flowing opposite to the intended direction in a power path."}],"diagram":"flow","caption":"Original functional explanation. Arrows show information or energy roles; two-headed arrows identify two-way interfaces. This is not a pinout, certified standards graphic or complete circuit.","sources":[{"label":"Power-path protection and selection","url":"https://www.ti.com/product-category/power-management/power-protection-switches-controllers/overview.html"}],"profileId":"researched-functional-reference","checklist":["Label the candidate supply inputs and common output.","Identify the source-priority or selection controls.","Reference transfer behaviour and any reverse-current requirements."],"questions":[{"question":"Is a power multiplexer the same as a signal multiplexer?","answer":"No. Their purposes and electrical duties differ. A power multiplexer manages supplies feeding a load; a signal multiplexer selects information-bearing connections."}],"steps":["Available supply inputs","Power-source selection","Common load supply"],"bidirectional":false},"url":"https://eloragrid.ai/symbols/power-source-multiplexer","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/power-source-multiplexer.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"expansion-20261027-powerswitch","title":"Power-path protection and selection","publisher":"Texas Instruments","url":"https://www.ti.com/product-category/power-management/power-protection-switches-controllers/overview.html","type":"manufacturer","scope":"Public functional documentation. Original explanatory text and educational block artwork; no publisher graphics or files reproduced.","checkedOn":"2026-10-27","reuse":"link-only","relevance":"Power-path protection and selection: public technical context for the named function. Product and compliance details remain with the publisher."}]}