Polymeric PTC Resettable Fuse 60V (250V Int) 145 mA Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 60V (250V Int) 145 mA Ih Through Hole Radial, Disc
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

TRF250-145U

DigiKey Part Number
TRF250-145U-ND
Manufacturer
Littelfuse Inc.
Manufacturer Product Number
TRF250-145U
Description
PTC RESET FUSE 60V 145MA RADIAL
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 60V (250V Int) 145 mA Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Manufacturer
Littelfuse Inc.
Series
PolySwitch®, TRF250
Packaging
Bag
Part Status
Active
Type
Polymeric
Voltage - Max
60V (250V Int)
Current - Hold (Ih) (Max)
145 mA
Current - Trip (It)
290 mA
Current - Max
3 A
Time to Trip
4 s
Resistance - Initial (Ri) (Min)
3.5 Ohms
Resistance - Post Trip (R1) (Max)
14 Ohms
Operating Temperature
-40°C ~ 85°C
Ratings
-
Mounting Type
Through Hole
Package / Case
Radial, Disc
Size / Dimension
0.236" L x 0.150" W (6.00mm x 3.80mm)
Height - Seated (Max)
0.394" (10.00mm)
Thickness (Max)
-
Lead Spacing
0.197" (5.00mm)
Approval Agency
CSA, TUV, UL
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In-Stock: 2,201
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Quantity
All prices are in GBP
Bag
QuantityUnit PriceExt Price
1£0.68000£0.68
5£0.56200£2.81
10£0.51900£5.19
50£0.43040£21.52
100£0.39730£39.73
250£0.35708£89.27
500£0.32932£164.66
1,000£0.30358£303.58
5,000£0.26055£1,302.75
Manufacturers Standard Package
Unit Price without VAT:£0.68000
Unit Price with VAT:£0.81600