TRF250-145-B-0.5 is available for purchase but is not normally stocked.
Available Substitutes:

Parametric Equivalent


Littelfuse Inc.
In Stock: 7 795
Unit Price: € 0,72000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 785
Unit Price: € 0,76000
Datasheet
Building Automation – Protect/Sense/Control
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

TRF250-145-B-0.5

DigiKey Part Number
TRF250-145-B-0.5-ND
Manufacturer
Manufacturer Product Number
TRF250-145-B-0.5
Description
PTC RESET FUSE 60V 145MA RADIAL
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 60V (250V Int) 145 mA Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
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Category
Time to Trip
5 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
3 Ohms
Series
Resistance - Post Trip (R1) (Max)
14 Ohms
Packaging
Bag
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
60V (250V Int)
Size / Dimension
0.256" L x 0.181" W (6.50mm x 4.60mm)
Current - Hold (Ih) (Max)
145 mA
Height - Seated (Max)
0.433" (11.00mm)
Current - Trip (It)
290 mA
Lead Spacing
0.197" (5.00mm)
Current - Max
3 A
Approval Agency
CSA, TUV, UL
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
TRF250-145Littelfuse Inc.7 795TRF250-145-ND€ 0,72000Parametric Equivalent
TRF250-145-2Littelfuse Inc.785TRF250-145-2CT-ND€ 0,76000Parametric Equivalent
Available To Order
Check Lead Time
This product is not kept in stock at DigiKey. The lead time shown will apply to the manufacturer’s shipment to DigiKey. Upon receiving the product, DigiKey will ship to fill open orders.
All prices are in EUR
Bag
QuantityUnit PriceExt Price
500€ 0,49630€ 248,15
Manufacturers Standard Package
Unit Price without VAT:€ 0,49630
Unit Price with VAT:€ 0,60549