Polymeric PTC Resettable Fuse 20V 5.5 A Ih User Defined Strap
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Polymeric PTC Resettable Fuse 20V 5.5 A Ih User Defined Strap
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

LR4-550F

DigiKey Part Number
LR4-550F-ND
Manufacturer
Manufacturer Product Number
LR4-550F
Description
PTC RESET FUSE 20V 5.5A STRAP
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 20V 5.5 A Ih User Defined Strap
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Manufacturer
Littelfuse Inc.
Series
Packaging
Bag
Part Status
Active
Type
Polymeric
Voltage - Max
20V
Current - Hold (Ih) (Max)
5.5 A
Current - Trip (It)
10.5 A
Current - Max
100 A
Time to Trip
5 s
Resistance - Initial (Ri) (Min)
9 mOhms
Resistance - Post Trip (R1) (Max)
22 mOhms
Operating Temperature
-40°C ~ 85°C
Ratings
-
Mounting Type
User Defined
Package / Case
Strap
Size / Dimension
1.417" L x 0.283" W (36.00mm x 7.20mm)
Height - Seated (Max)
-
Thickness (Max)
0.039" (1.00mm)
Lead Spacing
-
Approval Agency
CSA, TUV, UL
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 22 949
Check for Additional Incoming Stock
All prices are in HUF
Bag
QuantityUnit PriceExt Price
1447,56000 Ft447,56 Ft
5372,07600 Ft1 860,38 Ft
10343,01800 Ft3 430,18 Ft
50284,63480 Ft14 231,74 Ft
100262,59080 Ft26 259,08 Ft
250236,00440 Ft59 001,10 Ft
500217,62104 Ft108 810,52 Ft
1 000200,59372 Ft200 593,72 Ft
5 000185,00260 Ft925 013,00 Ft
Manufacturers Standard Package
Unit Price without VAT:447,56000 Ft
Unit Price with VAT:568,40120 Ft