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 ZAR
Bag
QuantityUnit PriceExt Price
1R12,04000R12,04
5R9,92200R49,61
10R9,15100R91,51
50R7,59720R379,86
100R7,01120R701,12
250R6,30192R1 575,48
500R5,81224R2 906,12
2 000R4,93844R9 876,88
6 000R4,50945R27 056,70
Manufacturers Standard Package