MF-SM250-2 is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Littelfuse Inc.
In Stock: 0
Unit Price: $0.54000
Datasheet

Similar


Littelfuse Inc.
In Stock: 0
Unit Price: $0.74000
Datasheet

Similar


Littelfuse Inc.
In Stock: 0
Unit Price: $0.61000
Datasheet

Similar


Excel Cell Electronic Co., Ltd.
In Stock: 0
Unit Price: $0.30000
Datasheet
Polymeric PTC Resettable Fuse 15V 2.5 A Ih Surface Mount 2-SMD
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Polymeric PTC Resettable Fuse 15V 2.5 A Ih Surface Mount 2-SMD
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-SM250-2

DigiKey Part Number
MF-SM250TR-ND - Tape & Reel (TR)
MF-SM250CT-ND - Cut Tape (CT)
MF-SM250DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
MF-SM250-2
Description
PTC RESET FUSE 15V 2.5A 2SMD
Manufacturer Standard Lead Time
4 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 15V 2.5 A Ih Surface Mount 2-SMD
Datasheet
 Datasheet
EDA/CAD Models
MF-SM250-2 Models
Product Attributes
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Category
Resistance - Initial (Ri) (Min)
24 mOhms
Manufacturer
Bourns Inc.
Resistance - Post Trip (R1) (Max)
85 mOhms
Series
Operating Temperature
-40°C ~ 85°C
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Grade
Automotive
Part Status
Active
Qualification
AEC-Q200
Type
Polymeric
Mounting Type
Surface Mount
Voltage - Max
15V
Package / Case
2-SMD
Current - Hold (Ih) (Max)
2.5 A
Size / Dimension
0.344" L x 0.264" W (8.75mm x 6.71mm)
Current - Trip (It)
5 A
Thickness (Max)
0.118" (3.00mm)
Current - Max
100 A
Approval Agency
cURus, TUV
Time to Trip
25 s
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (4)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SMD150F/33-2Littelfuse Inc.0SMD150F/33-2TR-ND$0.54000Direct
ASMD250F-2Littelfuse Inc.018-ASMD250F-2TR-ND$0.74000Similar
SMD250F-2Littelfuse Inc.0SMD250F-2TR-ND$0.61000Similar
ERFSL250162RZExcel Cell Electronic Co., Ltd.05916-ERFSL250162RZTR-ND$0.30000Similar
In-Stock: 0
1,500 estimated in stock on 20-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.41000$0.41
5$0.39400$1.97
10$0.38200$3.82
50$0.32120$16.06
100$0.26660$26.66
250$0.24240$60.60
500$0.20604$103.02
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,500$0.19999$299.99
3,000$0.18431$552.93
4,500$0.17568$790.56
7,500$0.16532$1,239.90
10,500$0.15881$1,667.51
15,000$0.15215$2,282.25
37,500$0.15000$5,625.00
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.