{"schemaVersion":1,"slug":"voltage-comparator","name":"Voltage comparator","kind":"symbol","abbreviation":"COMP","aliases":["analogue comparator","analog voltage comparator"],"category":"logic-signals","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"Compares two analogue input voltages and produces the documented output-state indication.","description":["Compares two analogue input voltages and produces the documented output-state indication.","On a schematic, identify the plus/minus voltage inputs, hysteresis and output driver type and trace the logic or switching output and any required pull-up. Keep the component tag and signal/reference names consistent across the control drawing, terminal schedule and device documentation.","A comparator output conveys a comparison result; an op amp operated without feedback is not universally an appropriate substitute.","Terminal letters describe electrical roles, not package pin numbers. Check the selected public datasheet for the actual pin assignment, polarity and any internally connected terminals before completing the drawing."],"readingNotes":["Identify the plus/minus voltage inputs, hysteresis and output driver type.","Trace the logic or switching output and any required pull-up."],"drawingChecklist":["Label the plus/minus voltage inputs, hysteresis and output driver type.","Cross-reference the logic or switching output and any required pull-up.","Add the selected device or circuit documentation revision, power/reference connections and project signal convention."],"distinction":"A comparator output conveys a comparison result; an op amp operated without feedback is not universally an appropriate substitute.","facts":[{"label":"Common schematic mnemonic","value":"COMP — descriptive only; project/device documentation defines reference designations."},{"label":"Terminal / interface focus","value":"The plus/minus voltage inputs, hysteresis and output driver type"},{"label":"Artwork scope","value":"Original educational component glyph; not a certified standard graphic or package pinout."}],"references":[{"sourceId":"pub-electronics-adi-comparator","relevance":"Public primary manufacturer documentation establishes the component function or circuit/topology relationship. Preview geometry and drafting explanations are independently authored."}],"related":["operational-amplifier","plc-io"],"artwork":"electronics-amp-comparator","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","url":"https://eloragrid.ai/symbols/voltage-comparator","illustration":{"url":"https://eloragrid.ai/library/illustrations/voltage-comparator.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pub-electronics-adi-comparator","title":"TLV3201 — voltage comparison","publisher":"Texas Instruments","url":"https://www.ti.com/product/TLV3201","type":"manufacturer","scope":"Public device-function and terminal documentation used as an example of voltage comparison. Example part numbers are manufacturer identifiers, not IEC/IEEE symbol IDs. Device ratings, pin numbering and availability remain in the selected product documentation.","checkedOn":"2026-10-14","reuse":"link-only","relevance":"Public primary manufacturer documentation establishes the component function or circuit/topology relationship. Preview geometry and drafting explanations are independently authored."}]}