Polymeric PTC Resettable Fuse 12V 3 A Ih Surface Mount 1210 (3225 Metric), Concave
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Polymeric PTC Resettable Fuse 12V 3 A Ih Surface Mount 1210 (3225 Metric), Concave
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-USML300/12-2

DigiKey Part Number
118-MF-USML300/12-2TR-ND - Tape & Reel (TR)
118-MF-USML300/12-2CT-ND - Cut Tape (CT)
118-MF-USML300/12-2DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
MF-USML300/12-2
Description
PTC RESET FUSE 12V 3A 1210
Manufacturer Standard Lead Time
18 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 12V 3 A Ih Surface Mount 1210 (3225 Metric), Concave
Datasheet
 Datasheet
EDA/CAD Models
MF-USML300/12-2 Models
Product Attributes
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Category
Time to Trip
5 s
Manufacturer
Bourns Inc.
Resistance - Initial (Ri) (Min)
3 mOhms
Series
Resistance - Post Trip (R1) (Max)
24 mOhms
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Surface Mount
Type
Polymeric
Package / Case
1210 (3225 Metric), Concave
Voltage - Max
12V
Size / Dimension
0.127" L x 0.101" W (3.22mm x 2.58mm)
Current - Hold (Ih) (Max)
3 A
Thickness (Max)
0.047" (1.20mm)
Current - Trip (It)
6 A
Approval Agency
cUL, cURus, TUV
Current - Max
50 A
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
3,500 estimated in stock on 02-Apr-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.09000$1.09
10$0.81800$8.18
25$0.65440$16.36
100$0.59990$59.99
500$0.50450$252.25
1,000$0.44996$449.96
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,500$0.44222$1,547.77
7,000$0.42703$2,989.21
10,500$0.41874$4,396.77
17,500$0.40886$7,155.05
24,500$0.40270$9,866.15
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.