RKEF400-2
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
RKEF400-2
Basics of NTC and PTC Thermistors - Another Teaching Moment

RKEF400-2

DigiKey Part Number
18-RKEF400-2TR-ND - Tape & Reel (TR)
18-RKEF400-2CT-ND - Cut Tape (CT)
Manufacturer
Manufacturer Product Number
RKEF400-2
Description
RKEF400-2
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 60V 4 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
RKEF400-2 Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
Littelfuse Inc.
Series
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Part Status
Active
Type
Polymeric
Voltage - Max
60V
Current - Hold (Ih) (Max)
4 A
Current - Trip (It)
8 A
Current - Max
40 A
Time to Trip
24 s
Resistance - Initial (Ri) (Min)
14 mOhms
Resistance - Post Trip (R1) (Max)
60 mOhms
Operating Temperature
-40°C ~ 85°C
Ratings
-
Mounting Type
Through Hole
Package / Case
Radial, Disc
Size / Dimension
0.827" L x 0.118" W (21.00mm x 3.00mm)
Height - Seated (Max)
0.980" (24.90mm)
Thickness (Max)
-
Lead Spacing
0.400" (10.15mm)
Approval Agency
CSA, cURus, TUV
Product Questions and Answers

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

0 In Stock
Check Lead Time
Request Stock Notification
All prices are in USD
Cut Tape (CT)
QuantityUnit PriceExt Price
1$1.26000$1.26
5$1.04200$5.21
10$0.96100$9.61
50$0.79780$39.89
100$0.73600$73.60
250$0.66148$165.37
500$0.60994$304.97
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000$0.49973$499.73
2,000$0.49863$997.26
Manufacturers Standard Package