Exact order-code identity
XL4001 and XL4001E1 serve different search and purchasing intents. The E1 record is the code attached to an offer and must not canonicalize back to the base-model page.
Exact manufacturer part number
XL4001E1 40V Buck Converter IC – SOP8-EP, RFQ
XL4001E1 is the exact XLSEMI ordering identity associated with the XL4001 base model and SOP8-EP. The base page explains function; this page controls package, packing and quotation identity.
Canonical product record available
This editorial preview remains noindex,follow. Use the complete evidence-gated product record as the canonical SKU page.
Buyer and engineer answers
What must be established before ordering
Statements below are scoped to the named manufacturer source. Commercial availability is deliberately separate.
Package and packing
The reviewed ordering information identifies SOP8-EP; the planned packing statement is packing per current order table. The current quoted lot must repeat both before purchase.
Electrical and commercial boundary
Electrical behavior is inherited only from the valid XL4001 manufacturer datasheet and its test conditions. Stock, date code, price and documentation come from the specific quotation.
Publication safeguard
The claim boundary travels with the page.
Publish only when XL4001E1, SOP8-EP and packing per current order table are verified in current XLSEMI ordering evidence; never inherit module-board claims.
Published exact parts1
Evidence-backed families0
Procurement FAQ
Questions this exact page answers
Compatibility answers remain conditional where the source evidence does not establish a direct replacement.
What is the difference between XL4001 and XL4001E1?
XL4001 is the functional base-model entry; XL4001E1 is kept as the distinct exact ordering identity.
Which package is XL4001E1?
The planned manufacturer order record identifies SOP8-EP; verify the current ordering table and offered label.
Does this page guarantee stock or date code?
No. Quantity, lot, date code, packing, lead time and price are confirmed in the quotation.
Evidence-cleared exact records
Choose the manufacturer and complete code
Each link is a separate Passed catalog record with valid datasheet evidence.
XL4001E1
XLSEMI · SOP8-EP
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