{"schemaVersion":1,"slug":"bootstrap-gate-supply","name":"Bootstrap gate-drive supply","kind":"symbol","abbreviation":"BOOT","aliases":["bootstrap diode capacitor","bootstrap gate circuit"],"category":"electronics-components","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"A diode-capacitor arrangement used to supply a floating high-side gate-driver circuit under documented switching conditions.","description":["A diode-capacitor arrangement used to supply a floating high-side gate-driver circuit under documented switching conditions.","On a schematic, identify the bootstrap diode, capacitor and switching-node return and trace the driver's floating supply and charging path. Keep the component tag and signal/reference names consistent across the control drawing, terminal schedule and device documentation.","A bootstrap circuit depends on its charging opportunity; it is not a continuous independent isolated DC supply.","The preview is an independently drawn educational functional reference. Add the selected component’s actual power pins, terminal numbers, timing or analogue reference details when producing a construction drawing."],"readingNotes":["Identify the bootstrap diode, capacitor and switching-node return.","Trace the driver's floating supply and charging path."],"drawingChecklist":["Label the bootstrap diode, capacitor and switching-node return.","Cross-reference the driver's floating supply and charging path.","Add the selected device or circuit documentation revision, power/reference connections and project signal convention."],"distinction":"A bootstrap circuit depends on its charging opportunity; it is not a continuous independent isolated DC supply.","facts":[{"label":"Common schematic mnemonic","value":"BOOT — descriptive only; project/device documentation defines reference designations."},{"label":"Terminal / interface focus","value":"The bootstrap diode, capacitor and switching-node return"},{"label":"Artwork scope","value":"Original educational functional/circuit reference; not a selected product pinout."}],"references":[{"sourceId":"pub-electronics-high-side-driver","relevance":"Public primary manufacturer documentation establishes the component function or circuit/topology relationship. Preview geometry and drafting explanations are independently authored."}],"related":["high-side-gate-driver","diode"],"artwork":"electronics-bootstrap","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","url":"https://eloragrid.ai/symbols/bootstrap-gate-supply","illustration":{"url":"https://eloragrid.ai/library/illustrations/bootstrap-gate-supply.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-high-side-driver","title":"UCC27714 — high-side and low-side gate drive with bootstrap context","publisher":"Texas Instruments","url":"https://www.ti.com/product/UCC27714","type":"manufacturer","scope":"Public device-function and terminal documentation used as an example of high-side and low-side gate drive with bootstrap context. 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."}]}