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Fixes and new features land here.","Report a problem","Suggest an idea",{"2026-10-11-variants":204,"2026-10-11-limits":208,"2026-10-11-ams1117-input":212,"2026-10-11-datasheet-source":216,"2026-10-11-components":220,"2026-10-10-components":226,"2026-10-10-feedback":231,"2026-10-08-share":241,"2026-10-03-home":247,"2026-10-01-filters":252,"2026-09-30-symbols":257,"2026-09-26-connectors":261,"2026-09-24-theme":267,"2026-09-22-launch-set":273,"2026-09-20-themes":278,"2026-09-17-catalogue":282,"2026-09-13-pinout-pages":286,"2026-09-06-first-version":290},{"title":205,"items":206},"Compare the same part across manufacturers",{"lm7805":207},"The LM7805 page now compares TI's LM7805 with onsemi's MC7805C, value by value from each datasheet: quiescent current, rated and peak current, regulation and thermal resistance differ.",{"title":209,"items":210},"More limits on component pages",{"limits":211},"Component limit tables now also show the maximum input voltage and the thermal resistance (θJA, θJC) of each package.",{"title":213,"items":214},"AMS1117 input range",{"input":215},"The AMS1117-3.3 now shows its input range as 4.75–15 V (15 V is the datasheet's absolute maximum) and appears again under the 5 V filter in the component catalogue.",{"title":217,"items":218},"Each component names its datasheet",{"source":219},"Every component page now says which manufacturer's datasheet its figures come from: publisher, document number, revision and date, with a link to the PDF.",{"title":221,"items":222},"Two more reviewed components",{"lm7805":223,"ch340g":224,"minmax":225},"LM7805 5 V regulator: pinout, limits from the TI datasheet, heatsink calculation, when capacitors are needed and the protection diode.","CH340G USB to UART bridge: pinout, how to wire V3 for 5 V or 3.3 V, the 12 MHz crystal, supply limits and USB wiring rules.","Component parameter tables now show minimum and maximum values next to the typical one.",{"title":227,"items":228},"First reviewed components",{"ams1117":229,"ne555":230},"AMS1117-3.3 regulator: pinout, limits from the AMS datasheet, the output capacitor, why the tab is VOUT and the 10 mA minimum load.","NE555 timer: pinout, limits from the TI datasheet, RESET levels, the recommended 100 kHz maximum and decoupling.",{"title":232,"items":233},"About page, feedback and an open data licence",{"about":234,"feedback":235,"confirmations":236,"licence":237,"changelog":238,"editorLinks":239,"contact":240},"A new About page: who builds CircuitBase, how a page is made and reviewed, and how to use the data.","Every board, connector, component and schematic page now has “Report a problem” and “Confirm” buttons that open a public form with the page already filled in.","Pages show how many people confirmed them on real hardware, once their confirmations are accepted.","Catalogue data and texts are available under CC BY 4.0, and the machine-readable files state the licence.","This changelog.","The Web CAD link opens the editor directly, and the CircuitBase logo in the editor leads back to the site.","A contact address for anyone without a GitHub account: hello{'@'}circuitbase.tech.",{"title":242,"items":243},"Share schematics by link",{"share":244,"landing":245,"urls":246},"Share a schematic as a link: the circuit travels inside the link, nothing is uploaded. 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