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Littelfuse

0431.250NRI

Fuse · SMD · Protection
Part Status: Active In demand
Data last refreshed Jul 29, 2026
Manufacturer
Littelfuse
Mfr Part #
0431.250NRI
Series
431
Category
Fuse
Datasheet
View datasheet ↗
Availability & Pricing
Unit PriceRequest a Quote
Sourcing channels10
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Product Attributes

Electrical & Parametric
Current Rating250 mA
Voltage Rating125 V
TypeFast-acting
Physical & Thermal
Package / CaseSMD
Mounting TypeSurface Mount
Series431
Operating Temperature-40°C ~ 125°C
Classification & Lifecycle
CategoryFuse
TypeProtection
Part StatusActive

250 mA, 125 VAC/VDC, fast-acting surface-mount fuse

Environmental & Export Classifications

RoHS Status
RoHS Compliant

Availability & Sourcing

10 sources
SourceMfrQtyDate CodeConditionStatus
Live LIF 8523 9730 — Live RFQ
Live LITTELFUSE 5924 — — Live RFQ
Live LITTELFUSE 9500 25+ — Live RFQ
Live Littelfuse(??) 5385 00+ — Live RFQ
Live LITTELF 5385 00+ — Live RFQ
Market LIF 8523 9730 — Available RFQ
Market LITTELFUSE 5924 — — Available RFQ
Market LITTELFUSE 9500 25+ — Available RFQ
Market Littelfuse(??) 5385 00+ — Available RFQ
Market LITTELF 5385 00+ — Available RFQ

ZDI Stock — in our warehouse · Market — offers available through our sourcing network · Live — recent offers from our sourcing network.

Part Activity

recent searches, RFQs & offers
0431.250NRI viewed on the web · Web User
0431.250NRI viewed on the web · Web User
0431.250NRI viewed on the web · Web User
0431.250NRI viewed on the web · Web User
0431.250NRI viewed on the web · Web User
0431.250NRI viewed on the web · Web User
0431.250NRI searched via the web · Web User
0431.250NRI searched via the web · Web User

Recent search and sourcing activity for 0431.250NRI.

Engineering FAQ

What are the key specifications of 0431.250NRI?
Current Rating: 250 mA; Voltage Rating: 125 V; Type: Fast-acting.
What package is 0431.250NRI supplied in?
0431.250NRI is supplied in the SMD package, surface mount, rated -40°C ~ 125°C.
Can ZDI source 0431.250NRI beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

✓Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
✓Source-country supplier analysis, rating & review
✓Incoming inspection, RoHS verification, bake, full lot traceability
✓ESD-controlled handling · authentic parts guaranteed

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