{"schemaVersion":1,"slug":"active-clamp-forward-topology","name":"Active-clamp forward topology","kind":"symbol","abbreviation":"ACF","aliases":["active clamp forward converter"],"category":"microgrid-systems","drawingTypes":["Schematic","SLD"],"referenceFamilies":["Manufacturer"],"summary":"A forward converter arrangement with an actively controlled clamp/reset circuit.","description":["A forward converter arrangement with an actively controlled clamp/reset circuit.","On a schematic, identify the main switch, clamp switch/capacitor and magnetic-reset path and trace the secondary power path and controller timing interfaces. Keep the component tag and signal/reference names consistent across the control drawing, terminal schedule and device documentation.","The active clamp is part of the conversion arrangement; its control timing cannot be inferred from an ordinary forward block.","The preview is a conceptual topology reference rather than a complete power-stage circuit. Switching sequences, magnetic design, component selection and control/protection details belong in the equipment design documentation."],"readingNotes":["Identify the main switch, clamp switch/capacitor and magnetic-reset path.","Trace the secondary power path and controller timing interfaces."],"drawingChecklist":["Label the main switch, clamp switch/capacitor and magnetic-reset path.","Cross-reference the secondary power path and controller timing interfaces.","Add the selected device or circuit documentation revision, power/reference connections and project signal convention."],"distinction":"The active clamp is part of the conversion arrangement; its control timing cannot be inferred from an ordinary forward block.","facts":[{"label":"Common schematic mnemonic","value":"ACF — descriptive only; project/device documentation defines reference designations."},{"label":"Terminal / interface focus","value":"The main switch, clamp switch/capacitor and magnetic-reset path"},{"label":"Artwork scope","value":"Original conceptual topology block; not a complete switch-level circuit."}],"references":[{"sourceId":"pub-electronics-ti-topologies","relevance":"Public primary manufacturer documentation establishes the component function or circuit/topology relationship. Preview geometry and drafting explanations are independently authored."}],"related":["forward-converter-topology","power-converter"],"artwork":"electronics-power-clamp-forward","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","url":"https://eloragrid.ai/symbols/active-clamp-forward-topology","illustration":{"url":"https://eloragrid.ai/library/illustrations/active-clamp-forward-topology.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-ti-topologies","title":"Power topology selection and public topology tutorials","publisher":"Texas Instruments","url":"https://www.ti.com/video/series/power-topology-selection.html","type":"manufacturer","scope":"Public tutorials identifying buck, boost, buck-boost, SEPIC, Cuk, Zeta, flyback, forward, push-pull and bridge conversion arrangements. Catalogue previews are conceptual topology/function blocks, not certified standard glyphs or complete power-stage schematics.","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."}]}