# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001628280-25-047026
Filing Date
2025-10-29
Accepted
2025-10-29 13:06:05
Documents
97
Period of Report
2025-09-27

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | lfus-20250927.htm iXBRL | 10-Q | 1952919
2 | EX-10.1 | exhibit101letteragreementb.htm | EX-10.1 | 72975
3 | EX-31.1 | ex311q32025.htm | EX-31.1 | 11141
4 | EX-31.2 | ex312q32025.htm | EX-31.2 | 11328
5 | EX-32.1 | ex321q32025.htm | EX-32.1 | 7319
| Complete submission text file | 0001628280-25-047026.txt |  | 10869987

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
6 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | lfus-20250927.xsd | EX-101.SCH | 60181
7 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | lfus-20250927_cal.xml | EX-101.CAL | 94561
8 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | lfus-20250927_def.xml | EX-101.DEF | 307632
9 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | lfus-20250927_lab.xml | EX-101.LAB | 728165
10 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | lfus-20250927_pre.xml | EX-101.PRE | 550732
100 | EXTRACTED XBRL INSTANCE DOCUMENT | lfus-20250927_htm.xml | XML | 2092768

Mailing Address 6133 NORTH RIVER ROAD SUITE 500 ROSEMONT IL 60018
Business Address 6133 NORTH RIVER ROAD SUITE 500 ROSEMONT IL 60018 773-628-1000
LITTELFUSE INC /DE (Filer) CIK: 0000889331 (see all company filings)

EIN.: 363795742 | State of Incorp.: DE | Fiscal Year End: 1227
Type: 10-Q | Act: 34 | File No.: 000-20388 | Film No.: 251428890
SIC: 3613 Switchgear & Switchboard Apparatus
(CF Office: 04 Manufacturing)