{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9742388","patent":{"patent_number":"US-9742388","title":"Driver circuit","assignee":null,"inventors":[],"filing_date":"2015-02-17T00:00:00.000Z","publication_date":"2017-08-22T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F"],"num_claims":20,"abstract":"A driver circuit includes normally-on transistors (Q1, Q2), control circuits (1, 2) that control the transistors (Q1, Q2), a capacitor (4) connected between power source nodes (1c, 1d) of the control circuit (1), a power source (7) connected between power source nodes (2c, 2d) of the control circuit (2), a MOSFET (16) connected between the power source nodes (1d, 2d), a control circuit (3) that turns on the MOSFET (16) when an output voltage VO reaches approximately 0 V, and a startup circuit that includes a Zener diode (20) connected in parallel to the capacitor (4) and that can charge the capacitor (4) with a Zener voltage even when the MOSFET (16) is off."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Driver circuit","description":"A driver circuit includes normally-on transistors (Q1, Q2), control circuits (1, 2) that control the transistors (Q1, Q2), a capacitor (4) connected between power source nodes (1c, 1d) of the control ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9742388","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-9742388","citation_suggestion":"Patentable. \"Driver circuit\" (US-9742388). https://patentable.app/patents/US-9742388","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9742388","json":"https://patentable.app/api/llm-context/US-9742388","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:32:55.801Z"}