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LR4-550F

LR4-550F

For Reference Only

Part Number LR4-550F
PNEDA Part # LR4-550F
Description PTC RESET FUSE 20V 5.5A STRAP
Manufacturer Littelfuse
Unit Price Request a Quote
In Stock 5,904
Warehouses Shipped from Hong Kong SAR
Estimated Delivery Nov 24 - Nov 29 (Choose Expedited Shipping)
Guarantee Up to 1 year [PNEDA-Warranty]*

LR4-550F Resources

Brand Littelfuse
ECAD Module ECAD
Mfr. Part NumberLR4-550F
CategoryPowerCircuit ProtectionPTC Resettable Fuses
Datasheet
LR4-550F, LR4-550F Datasheet (Total Pages: 2, Size: 152.05 KB)
PDFLR4-550F Datasheet Cover
LR4-550F Datasheet Page 2

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LR4-550F Specifications

ManufacturerLittelfuse Inc.
SeriesPolySwitch®, LR4
TypePolymeric
Voltage - Max20V
Current - Max100A
Current - Hold (Ih) (Max)5.5A
Current - Trip (It)10.5A
Time to Trip5s
Resistance - Initial (Ri) (Min)9 mOhms
Resistance - Post Trip (R1) (Max)22 mOhms
Resistance - 25°C (Typ)-
Operating Temperature-40°C ~ 85°C
Ratings-
Mounting TypeUser Defined
Package / CaseStrap
Size / Dimension1.417" L x 0.283" W (36.00mm x 7.20mm)
Height - Seated (Max)-
Thickness (Max)0.039" (1.00mm)
Lead Spacing-

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