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Home > Products > Circuit Protection > PTC Resettable Fuses > LR4-550F
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LR4-550F

Manufacturer Part Number LR4-550F
Manufacturer Littelfuse Inc.
Detailed Description PTC RESET FUSE 20V 5.5A STRAP
Package Strap
In Stock 196932 pcs
Data sheet PolySwitch, Strap Battery CatalogLR4-550F SpecMult Dev Shipping Chgs 9/Jun/2020
Reference Price (In US Dollars)
1 5 10 50 100 250 500 1000 5000
$0.467 $0.454 $0.425 $0.351 $0.293 $0.285 $0.242 $0.212 $0.19
Delivery Time Components-House.com is a Reliable Stocking Distributor of Electronic Parts. We specialize in all Littelfuse Inc. series electronic components. We have 196932 pieces of Littelfuse Inc. LR4-550F in stock available now. Request a quote from electronics components distributor at Components-House.com, our sales team will contact you within 24 hours.
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Specifications

Product Attribute Attribute Value
Voltage - Max 20V
Type Polymeric
Time to Trip 5 s
Thickness (Max) 0.039" (1.00mm)
Size / Dimension 1.417" L x 0.283" W (36.00mm x 7.20mm)
Series PolySwitch®, LR4
Resistance - Post Trip (R1) (Max) 22 mOhms
Resistance - Initial (Ri) (Min) 9 mOhms
Ratings -
Package / Case Strap
Product Attribute Attribute Value
Package Bag
Operating Temperature -40°C ~ 85°C
Mounting Type User Defined
Lead Spacing -
Height - Seated (Max) -
Current - Trip (It) 10.5 A
Current - Max 100 A
Current - Hold (Ih) (Max) 5.5 A
Approval Agency CSA, TUV, UL

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LR4-550F Datasheet PDF

Data sheet

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