Polymeric PTC Resettable Fuse 60V 2.5 A Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 60V 2.5 A Ih Through Hole Radial, Disc
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

RKEF250

DigiKey Part Number
RKEF250HF-ND
Manufacturer
Manufacturer Product Number
RKEF250
Description
PTC RESET FUSE 60V 2.5A RADIAL
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 60V 2.5 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
RKEF250 Models
Product Attributes
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Category
Time to Trip
15.6 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
40 mOhms
Series
Resistance - Post Trip (R1) (Max)
140 mOhms
Packaging
Bag
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
60V
Size / Dimension
0.512" L x 0.150" W (13.00mm x 3.81mm)
Current - Hold (Ih) (Max)
2.5 A
Height - Seated (Max)
0.740" (18.80mm)
Current - Trip (It)
5 A
Lead Spacing
0.200" (5.08mm)
Current - Max
40 A
Approval Agency
CSA, TUV, UL
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
0ZRP0250FF1ABel Fuse Inc.26,3975923-0ZRP0250FF1A-ND₱45.26000Similar
In-Stock: 14,244
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QuantityUnit PriceExt Price
1₱45.85000₱45.85
5₱38.11200₱190.56
10₱35.19400₱351.94
50₱29.17960₱1,458.98
100₱26.92850₱2,692.85
250₱24.20588₱6,051.47
500₱22.32530₱11,162.65
1,000₱20.58227₱20,582.27
5,000₱17.38122₱86,906.10
Manufacturers Standard Package