Polymeric PTC Resettable Fuse 72V 1.85 A Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 72V 1.85 A Ih Through Hole Radial, Disc
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-RX185/72-0

DigiKey Part Number
MF-RX185/72-0-ND
Manufacturer
Manufacturer Product Number
MF-RX185/72-0
Description
PTC RESET FUSE 72V 1.85A RADIAL
Manufacturer Standard Lead Time
4 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 72V 1.85 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
MF-RX185/72-0 Models
Product Attributes
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Category
Resistance - Initial (Ri) (Min)
80 mOhms
Manufacturer
Bourns Inc.
Resistance - Post Trip (R1) (Max)
190 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
0.701" L x 0.122" W (17.80mm x 3.10mm)
Voltage - Max
72V
Height - Seated (Max)
0.902" (22.90mm)
Current - Hold (Ih) (Max)
1.85 A
Lead Spacing
0.201" (5.10mm)
Current - Trip (It)
3.7 A
Approval Agency
cURus, TUV
Current - Max
40 A
Base Product Number
Time to Trip
12.6 s
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RXEF185Littelfuse Inc.9,424RXEF185HF-ND$0.74000Similar
60R185XFLittelfuse Inc.1,144F2013-ND$1.88000Similar
72R185XMRLittelfuse Inc.34418-72R185XMRCT-ND$2.15000Similar
In-Stock: 16,094
Check for Additional Incoming Stock
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
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.