{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9793815","patent":{"patent_number":"US-9793815","title":"Over current protection in a variable output power supply","assignee":null,"inventors":[],"filing_date":"2015-07-24T00:00:00.000Z","publication_date":"2017-10-17T00:00:00.000Z","cpc_codes":["H02M","G06F","G06F","G06F","G06F","G06F","H02M","H02M"],"num_claims":11,"abstract":"In accordance with embodiments of the present disclosure, a switch mode power supply may include a transformer, a controller configured to generate a periodic switching signal, a switching transistor coupled between a sense node and the transformer, primarily configured to prevent or permit current flow in the transformer primary winding in accordance with the switching signal, a sense resistor coupled to the switching transistor at a sense node, and a limit circuit configured to obtain a voltage of the sense node at a particular point of the switching period as an indicator of the primary winding current, detect a duration of a demagnetizing interval, and generate a limit signal, based on the sense node voltage and the demagnetizing interval, indicating a power supply output current exceeding a limit threshold."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Over current protection in a variable output power supply","description":"In accordance with embodiments of the present disclosure, a switch mode power supply may include a transformer, a controller configured to generate a periodic switching signal, a switching transistor ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9793815","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-9793815","citation_suggestion":"Patentable. \"Over current protection in a variable output power supply\" (US-9793815). https://patentable.app/patents/US-9793815","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9793815","json":"https://patentable.app/api/llm-context/US-9793815","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:24:59.840Z"}