Chinese alternatives for imported parts · AI reports cite datasheet pages
Find an alternative for your part.
Search electronic components worldwide, compare critical parameters, packages, and pins, and identify Chinese alternatives with confidence.
- 20,193,414parts indexed
- 8,017manufacturers
- 1,906categories
- 36,135,743datasheets and documents
Built for engineers who can't afford a wrong substitute.
Three tools, one parts database. Start with a part number or a whole BOM.
Cross reference
See the alternatives on record for a part and the relation type the system labels. Sign-in required.DirectMFR RecommendedParametric EquivalentFind alternatives →BOM tool
Upload XLSX, XLS or CSV. Each line is matched to a part, and you see which lines have alternatives.XLSXXLSCSVUpload BOM →AI Assistant
Ask in plain language. Values in answers cite the datasheet page, so you can check them yourself.Ask the AI assistant →How AI reports cite sources
Every AI conclusion cites its source.
Parameters in AI comparison reports and part fact cards carry a datasheet page reference. Click it to open that page with the source text highlighted.
- 01ParameterA value in the report
- 02Source EvidenceThe sentence quoted from the datasheet
- 03PDF PageThe page the quote comes from
- 04Highlighted RegionOpens that page with the text highlighted
Technical articles
Engineering knowledge for Chinese alternatives, parametric selection, Datasheet review, packages, and practical design.
How to Measure Conducted Emission: the Three Roles of the Line Impedance Stabilisation Network, Separating Common and Differential Mode, and Sizing a Filter from the ExcessHow to Choose a Heat Pipe or Vapour Chamber: the Capillary Trade of Three Wick Types, Orientation Sensitivity and Four Heat Transport LimitsIs Back Drilling Worth It: Quarter Wave Resonance of the Via Stub, Depth Tolerance and Three Alternative Paths