Polymeric PTC Resettable Fuse 10V 5.5 A Ih User Defined Strap
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Polymeric PTC Resettable Fuse 10V 5.5 A Ih User Defined Strap
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-LR550

DigiKey Part Number
MF-LR550-ND
Manufacturer
Manufacturer Product Number
MF-LR550
Description
PTC RESET FUSE 10V 5.5A STRAP
Manufacturer Standard Lead Time
14 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 10V 5.5 A Ih User Defined Strap
Datasheet
 Datasheet
EDA/CAD Models
MF-LR550 Models
Product Attributes
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Category
Time to Trip
5 s
Manufacturer
Bourns Inc.
Resistance - Initial (Ri) (Min)
9 mOhms
Series
Resistance - Post Trip (R1) (Max)
22 mOhms
Packaging
Bulk
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
User Defined
Type
Polymeric
Package / Case
Strap
Voltage - Max
10V
Size / Dimension
1.417" L x 0.283" W (36.00mm x 7.20mm)
Current - Hold (Ih) (Max)
5.5 A
Thickness (Max)
0.039" (1.00mm)
Current - Trip (It)
10.5 A
Approval Agency
cURus, TUV
Current - Max
100 A
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LR4-550FLittelfuse Inc.17,704LR4-550F-ND$1.32000Direct
In-Stock: 1,874
Check for Additional Incoming Stock
All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$1.10000$1.10
5$0.91000$4.55
10$0.83900$8.39
50$0.69640$34.82
100$0.64250$64.25
250$0.57752$144.38
500$0.53260$266.30
1,000$0.49098$490.98
5,000$0.40565$2,028.25
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