Littelfuse — EOL & Migration Dataset v2 (PCN C0557 CVP mega-notice + LFPDN250331-01 GTO thyristors) — the guide

Littelfuse Commercial Vehicle Products orderables across trailer connectors, low/high-current switches, ignition switches, low-voltage relays, DC contactors (DCNHR / DCNHS / DCNLB / DCNLH / DCNLJ / DCNLM / DCNLR / DCNEV rows — alternatives DCNLEV / DCNEV / DCNSEV as printed in Feb 2025, many themselves obsoleted by PCN C0586 in v1) and power-distribution parts, plus IXYS UK Westcode symmetrical GTO thyristors (G / H / S series, printed VDRM / second value / Fig. No. in order). 110 records name a specific alternative; 3 print a family/series-level alternative; no LFPDN record names one.

Time-critical records

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What is in the file, section by section

SectionRecords
PCN C0557 — Low sales obsolescence, Commercial Vehicle Products (481 records)481
LFPDN250331-01 — Termination of the symmetrical GTO thyristor range, IXYS UK Westcode (30 records)30

Free sample — 8 of 511 records, verbatim

NoticePart to be DiscontinuedReplacement PartSeries / DetailIssue DateLast Time Buy
PCN C05570042379000431700CVP Trailer Connector2025-02-282025-04-11
PCN C05570042370000431700CVP Trailer Connector2025-02-282025-04-11
PCN C055700401764.0500431700CVP Trailer Connector2025-02-282025-04-11
PCN C055700421700None namedCVP Trailer Connector2025-02-282025-04-11
PCN C055700401790None namedCVP Trailer Connector2025-02-282025-04-11
PCN C055700585190None namedCVP Trailer Connector2025-02-282025-04-11
PCN C055711134None namedCVP Trailer Connector2025-02-282025-04-11
PCN C055710823300None namedCVP Trailer Connector2025-02-282025-04-11

Sample rows are copied verbatim from the paid dataset file.

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Get the full dataset

All 511 records are in the Littelfuse — EOL & Migration Dataset v2 (PCN C0557 CVP mega-notice + LFPDN250331-01 GTO thyristors) file.

Price: 0.01 USDC · Protocol: HTTP 402 (x402, Base) · GET /data/littelfuse-eol-migration-v2.md → 402 → pay → 200

Get the full dataset (0.01 USDC) · All Littelfuse datasets

Frequently asked questions

How do I check whether a specific Littelfuse part is in this dataset?

Open the free sample records on the dataset page first — they are copied verbatim from the paid file. The full file lists every record with its source notice, so you can confirm coverage of your exact part number before relying on the cross-reference.

What does last time buy (LTB) mean?

The last date the manufacturer accepts orders for a discontinued part. After it passes, the part is only available from remaining distributor stock or the secondary market — which is exactly when a verified replacement cross-reference matters most.

Are the recommended replacements drop-in compatible?

Not necessarily. Manufacturers' own notices sometimes warn that a recommended replacement is not pin or voltage compatible and requires a board redesign. Where the source notice prints such a warning, it is carried in the dataset — always check the replacement's package and key specs against your design.

Where does this data come from?

Every record is extracted from a Littelfuse document — the manufacturer's own lifecycle, discontinuation, PCN/PDN notices and the affected-part lists they publish — downloaded from the manufacturer's own channels. No part number, date or replacement is inferred; if the manufacturer did not print it, it is not in the file.

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