{"schemaVersion":1,"slug":"n-channel-jfet","name":"N-channel JFET","kind":"symbol","abbreviation":"N-JFET","aliases":["junction FET N channel"],"category":"electronics-components","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"A junction field-effect transistor using an N-type channel controlled through a gate junction.","description":["A junction field-effect transistor using an N-type channel controlled through a gate junction.","On a schematic, identify the gate bias and drain/source connections and trace the analogue switch or amplifier signal path. Keep the component tag and signal/reference names consistent across the control drawing, terminal schedule and device documentation.","A JFET gate is a semiconductor junction, unlike the insulated gate of a MOSFET.","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 gate bias and drain/source connections.","Trace the analogue switch or amplifier signal path."],"drawingChecklist":["Label the gate bias and drain/source connections.","Cross-reference the analogue switch or amplifier signal path.","Add the selected device or circuit documentation revision, power/reference connections and project signal convention."],"distinction":"A JFET gate is a semiconductor junction, unlike the insulated gate of a MOSFET.","facts":[{"label":"Common schematic mnemonic","value":"N-JFET — descriptive only; project/device documentation defines reference designations."},{"label":"Terminal / interface focus","value":"The gate bias and drain/source connections"},{"label":"Artwork scope","value":"Original educational component glyph; not a certified standard graphic or package pinout."}],"references":[{"sourceId":"pub-electronics-jfet-n","relevance":"Public primary manufacturer documentation establishes the component function or circuit/topology relationship. Preview geometry and drafting explanations are independently authored."}],"related":["n-channel-enhancement-mosfet","diode"],"artwork":"electronics-jfet-n","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","url":"https://eloragrid.ai/symbols/n-channel-jfet","illustration":{"url":"https://eloragrid.ai/library/illustrations/n-channel-jfet.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-jfet-n","title":"J111/J112 JFET chopper transistor documentation","publisher":"onsemi","url":"https://www.onsemi.com/pdf/datasheet/j111-d.pdf","type":"manufacturer","scope":"Public N-channel JFET example and terminal-reference documentation. The generic concept is not a recommendation to use a particular product or historical part.","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."}]}