{"schemaVersion":1,"slug":"magnetic-digital-isolator","name":"Magnetic digital isolator","kind":"symbol","abbreviation":"ISO MAG","aliases":["Magnetic digital isolator","Magnetic digital isolator functional block","Magnetic digital isolator schematic reference"],"category":"electronics-components","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"A magnetic digital isolator transfers digital information across its isolation barrier using magnetic coupling.","description":["A magnetic digital isolator transfers digital information across its isolation barrier using magnetic coupling.","The two sides of a control interface can exchange logic information while retaining their specified electrical separation.","Draw two electrical domains with a barrier between them and identify the signal direction. Magnetic coupling transfers information without a direct conducting signal path across that barrier. Power for each side and the device’s insulation requirements must still be represented separately. This is original functional artwork, not a certified standard graphic or device pinout."],"readingNotes":["Identify both supply/reference domains.","Show each signal’s direction across the barrier.","Reference the selected isolator’s working-voltage and insulation data.","The coupling method does not itself establish the device's working voltage or certification."],"drawingChecklist":["Identify both supply/reference domains.","Show each signal’s direction across the barrier.","Reference the selected isolator’s working-voltage and insulation data."],"distinction":"The coupling method does not itself establish the device's working voltage or certification.","facts":[{"label":"Representation type","value":"Original functional block; not a certified IEC or IEEE graphic"},{"label":"Concept input","value":"First-domain logic signal"},{"label":"Concept output","value":"Second-domain logic signal"}],"references":[{"sourceId":"pilot-01-magnetic-digital-isolator","relevance":"Primary-source technical context for this particular function; product-specific ratings remain with the manufacturer."}],"related":["capacitive-digital-isolator","isolated-comparator","power-converter","terminal"],"artwork":"expanded-magnetic-digital-isolator","publishedOn":"2026-10-27","updatedOn":"2026-10-27","provenance":"independent-public-research","plainEnglish":{"title":"What does Magnetic digital isolator mean?","introduction":"A magnetic digital isolator transfers digital information across its isolation barrier using magnetic coupling.","example":"The two sides of a control interface can exchange logic information while retaining their specified electrical separation.","drawings":"Draw two electrical domains with a barrier between them and identify the signal direction. Magnetic coupling transfers information without a direct conducting signal path across that barrier. Power for each side and the device’s insulation requirements must still be represented separately.","terms":[{"name":"Isolation barrier","meaning":"The specified electrical separation between circuit domains."},{"name":"Magnetic coupling","meaning":"Transfer through a changing magnetic field rather than a direct signal conductor."}],"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":"Transformer-coupled digital isolation example","url":"https://www.analog.com/en/products/adum1100.html"}],"profileId":"researched-functional-reference","checklist":["Identify both supply/reference domains.","Show each signal’s direction across the barrier.","Reference the selected isolator’s working-voltage and insulation data."],"questions":[{"question":"Does magnetic coupling transfer the load’s operating power too?","answer":"A signal isolator transfers information. Any isolated power function must be explicitly provided by the selected equipment; it must not be inferred from the magnetic signal-coupling method."}],"steps":["First-domain logic signal","Magnetic isolation barrier","Second-domain logic signal"],"source":{"publisher":"Analog Devices","title":"Transformer-coupled digital isolation example","url":"https://www.analog.com/en/products/adum1100.html"},"bidirectional":false},"url":"https://eloragrid.ai/symbols/magnetic-digital-isolator","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/magnetic-digital-isolator.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pilot-01-magnetic-digital-isolator","title":"Transformer-coupled digital isolation example","publisher":"Analog Devices","url":"https://www.analog.com/en/products/adum1100.html","type":"manufacturer","scope":"Public manufacturer technical context for this function. Original educational explanation; no publisher graphics reproduced.","checkedOn":"2026-10-27","reuse":"link-only","relevance":"Primary-source technical context for this particular function; product-specific ratings remain with the manufacturer."}]}