Polymeric PTC Resettable Fuse 20V 4.5 A Ih User Defined Strap
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Polymeric PTC Resettable Fuse 20V 4.5 A Ih User Defined Strap
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

LR4-450F

DigiKey Part Number
LR4-450F-ND
Manufacturer
Manufacturer Product Number
LR4-450F
Description
PTC RESET FUSE 20V 4.5A STRAP
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 20V 4.5 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)
4.5 A
Current - Trip (It)
8.9 A
Current - Max
100 A
Time to Trip
5 s
Resistance - Initial (Ri) (Min)
11 mOhms
Resistance - Post Trip (R1) (Max)
28 mOhms
Operating Temperature
-40°C ~ 85°C
Ratings
-
Mounting Type
User Defined
Package / Case
Strap
Size / Dimension
0.984" L x 0.413" W (25.00mm x 10.50mm)
Height - Seated (Max)
-
Thickness (Max)
0.039" (1.00mm)
Lead Spacing
-
Approval Agency
CSA, TUV, UL
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In-Stock: 926
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All prices are in USD
Bag
QuantityUnit PriceExt Price
1$1.11000$1.11
5$0.92200$4.61
10$0.85000$8.50
50$0.70520$35.26
100$0.65060$65.06
250$0.58472$146.18
500$0.53920$269.60
1,000$0.49702$497.02
5,000$0.43538$2,176.90
Manufacturers Standard Package