Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-R300

DigiKey Part Number
MF-R300-ND
Manufacturer
Manufacturer Product Number
MF-R300
Description
PTC RESET FUSE 30V 3A RADIAL
Manufacturer Standard Lead Time
4 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
MF-R300 Models
Product Attributes
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Category
Resistance - Initial (Ri) (Min)
20 mOhms
Manufacturer
Bourns Inc.
Resistance - Post Trip (R1) (Max)
80 mOhms
Series
Operating Temperature
-40°C ~ 85°C
Packaging
Bulk
Mounting Type
Through Hole
Part Status
Active
Package / Case
Radial, Disc
Type
Polymeric
Size / Dimension
0.472" L x 0.118" W (12.00mm x 3.00mm)
Voltage - Max
30V
Height - Seated (Max)
0.720" (18.30mm)
Current - Hold (Ih) (Max)
3 A
Lead Spacing
0.201" (5.10mm)
Current - Trip (It)
6 A
Approval Agency
cURus, TUV
Current - Max
40 A
Base Product Number
Time to Trip
10.8 s
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
30R300UPRLittelfuse Inc.7,798F1983CT-ND$1.13000Direct
RUEF300Littelfuse Inc.47,729RUEF300HF-ND$0.62000Similar
60R300XFLittelfuse Inc.6,719F1927-ND$2.32000Similar
30R300UULittelfuse Inc.5,506F2026-ND$1.16000Similar
PTR030V0300-BKEaton - Electronics Division468283-PTR030V0300-BK-ND$0.60000Direct
In-Stock: 42,986
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$0.60000$0.60
5$0.50000$2.50
10$0.46100$4.61
50$0.38220$19.11
100$0.35270$35.27
250$0.31712$79.28
500$0.29250$146.25
1,000$0.26972$269.72
5,000$0.22306$1,115.30
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