{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9800240","patent":{"patent_number":"US-9800240","title":"Photocoupler isolation switch circuit","assignee":null,"inventors":[],"filing_date":"2015-09-09T00:00:00.000Z","publication_date":"2017-10-24T00:00:00.000Z","cpc_codes":["G09G","G09G","G09G","G09G","G09G","G09G","G09G"],"num_claims":20,"abstract":"A photocoupler isolation switch circuit is disclosed. The circuit includes a power chip and a voltage driving chip including a photocoupler device having a light emitting device and a photosensitive device. A first output terminal of the power chip connects to a first terminal of the light emitting device, and a second terminal of the light emitting device connects to ground; a second output terminal of the power chip connects to a first terminal of the photosensitive device and outputs a driving voltage, a second terminal of the photosensitive device connects to an output terminal of the photocoupler device; the photocoupler device controls a working status of the light emitting device according to a control voltage, the photosensitive device is turned on or off according to the working status; the driving voltage is outputted through the output terminal of the photocoupler device when the light emitting device is turned on."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Photocoupler isolation switch circuit","description":"A photocoupler isolation switch circuit is disclosed. The circuit includes a power chip and a voltage driving chip including a photocoupler device having a light emitting device and a photosensitive d","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9800240","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9800240","citation_suggestion":"Patentable. \"Photocoupler isolation switch circuit\" (US-9800240). https://patentable.app/patents/US-9800240","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9800240","json":"https://patentable.app/api/llm-context/US-9800240","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:17:11.354Z"}