FSMD125-R representative package visual — not an exact-product photograph

Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image

Exact MPN15 sourced attributes1 source document

RFE/Fuzetec · exact orderable part

FSMD125-R

RESETTABLE FUSE - SMD, 1812 SIZE

Approval Agency: cUL, TUV, UL
Current - Hold (Ih) (Max): 1.25 A
Current - Max: 100 A
Current - Trip (It): 2.5 A
Mfr: RFE/Fuzetec
Mounting Type: Surface Mount

Original manufacturerCommercial terms confirmed per lot

ManufacturerRFE/Fuzetec

Package / case1812 (4532 Metric), Concave

Mounting typeunknown

PackingTape & Reel (TR)

Technical parameters

Technical specifications

15 normalized values · 1 validated source

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FSMD125-R technical parameters
Parameter	Value
Approval Agency	cUL, TUV, UL [1]
Current - Hold (Ih) (Max)	1.25 A [1]
Current - Max	100 A [1]
Current - Trip (It)	2.5 A [1]
Mfr	RFE/Fuzetec [1]
Mounting Type	Surface Mount [1]
Operating Temperature	-40°C~85°C [1]
Product Status	Active [1]
Resistance - Initial (Ri) (Min)	50 mOhms [1]
Resistance - Post Trip (R1) (Max)	140 mOhms [1]
Series	FSMD1812 [1]
Size / Dimension	0.179" L x 0.128" W (4.55mm x 3.24mm) [1]
Thickness (Max)	0.022" (0.55mm) [1]
Time to Trip	400 ms [1]
Voltage - Max	6V [1]

Specification references[1]RFE/Fuzetec FSMD125-R vendor product record ↗

Catalog relationships

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This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufacturerRFE/FuzetecView brand page →CategoryPTC Resettable FusesView category page →

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