Polymeric PTC Resettable Fuse 15V 1.9 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 15V 1.9 A Ih User Defined Strap
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

LR4-190F

DigiKey Part Number
LR4-190F-ND
Manufacturer
Littelfuse Inc.
Manufacturer Product Number
LR4-190F
Description
PTC RESET FUSE 15V 1.9A STRAP
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 15V 1.9 A Ih User Defined Strap
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Manufacturer
Littelfuse Inc.
Series
PolySwitch®, LR4
Packaging
Bag
Part Status
Active
Type
Polymeric
Voltage - Max
15V
Current - Hold (Ih) (Max)
1.9 A
Current - Trip (It)
3.9 A
Current - Max
100 A
Time to Trip
5 s
Resistance - Initial (Ri) (Min)
39 mOhms
Resistance - Post Trip (R1) (Max)
102 mOhms
Operating Temperature
-40°C ~ 85°C
Ratings
-
Mounting Type
User Defined
Package / Case
Strap
Size / Dimension
0.827" L x 0.205" W (21.00mm x 5.20mm)
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: 2,192
Check for Additional Incoming Stock
Quantity
All prices are in AUD
Bag
QuantityUnit PriceExt Price
1$1.11000$1.11
5$0.91200$4.56
10$0.84200$8.42
50$0.69880$34.94
100$0.64490$64.49
250$0.57968$144.92
500$0.53464$267.32
2,000$0.45426$908.52
6,000$0.41480$2,488.80
Manufacturers Standard Package
Unit Price without GST:$1.11000
Unit Price with GST:$1.22100