General > General Technical Chat

Need some help identifying a part

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cdnsoundguy:
Greetings,

Long time lurker, first time poster.
My father was an EE and after he passed a few years ago his collection of spare parts and components fell to me.
I have finally found sometime to go through his collection and I came across a ziplock bag of 500 green components all marked with "LF 1/4A".
Please see picture. The bag was marked "TECHTROL".

Does anyone know what the part is? It has a resistance of 0.34 ohms.

Thanks.
cdnsoundguy

bob91343:
Fuse.

Fraser:
It is a 0.25 Ampere (250mA) PCB mounted fuse made by Littelfuse (LF)

The pictured fuse appears to be from their “PICO” range ……

https://m.littelfuse.com/products/fuses/axial-radial-thru-hole-fuses/pico-fuses.aspx

Example datasheet:

https://m.littelfuse.com/media?resourcetype=datasheets&itemid=7ef7dafd-7227-456e-888b-ea80c7afdc1d&filename=littelfuse-fuse-251-253-datasheet

Alex Eisenhut:
Yeah, fuse. A typical use for them back then was on PC motherboards for the keyboard power line.

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