MF-RX050/72-AP is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Bourns Inc.
In Stock: 0
Unit Price: $0.75000
Datasheet

Parametric Equivalent


Bourns Inc.
In Stock: 0
Unit Price: $0.29164
Datasheet

Parametric Equivalent


Bourns Inc.
In Stock: 0
Unit Price: $0.30553
Datasheet

Parametric Equivalent


Bourns Inc.
In Stock: 0
Unit Price: $0.30553
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 5,996
Unit Price: $0.59000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 2,860
Unit Price: $0.43000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 2,000
Unit Price: $0.33000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.45000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.49000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.43000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.45000
Datasheet
Polymeric PTC Resettable Fuse 72V 500 mA Ih Through Hole Radial, Disc
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Polymeric PTC Resettable Fuse 72V 500 mA Ih Through Hole Radial, Disc
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-RX050/72-AP

DigiKey Part Number
MF-RX050/72-APCT-ND - Cut Tape (CT)
MF-RX050/72-APTB-ND - Tape & Box (TB)
Manufacturer
Manufacturer Part Number
MF-RX050/72-AP
Description
PTC RESET FUSE 72V 500MA RADIAL
Manufacturer Standard Lead Time
4 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 72V 500 mA Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
MF-RX050/72-AP Models
Product Attributes
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Category
Resistance - Initial (Ri) (Min)
410 mOhms
Manufacturer
Bourns Inc.
Resistance - Post Trip (R1) (Max)
1.17 Ohms
Series
Operating Temperature
-40°C ~ 85°C
Packaging
Cut Tape (CT)
Tape & Box (TB)
Mounting Type
Through Hole
Part Status
Active
Package / Case
Radial, Disc
Type
Polymeric
Size / Dimension
0.311" Dia x 0.122" T (7.90mm x 3.10mm)
Voltage - Max
72V
Height - Seated (Max)
0.539" (13.70mm)
Current - Hold (Ih) (Max)
500 mA
Lead Spacing
0.201" (5.10mm)
Current - Trip (It)
1 A
Approval Agency
cURus, TUV
Current - Max
40 A
Base Product Number
Time to Trip
4 s
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (11)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MF-RX050/72-0Bourns Inc.0MF-RX050/72-0-ND$0.75000Parametric Equivalent
MF-RX050/72-0-17Bourns Inc.0118-MF-RX050/72-0-17-ND$0.29164Parametric Equivalent
MF-RX050/72-2-17Bourns Inc.0118-MF-RX050/72-2-17TR-ND$0.30553Parametric Equivalent
MF-RX050/72-AP-17Bourns Inc.0118-MF-RX050/72-AP-17TB-ND$0.30553Parametric Equivalent
72R050XPRLittelfuse Inc.5,99618-72R050XPRCT-ND$0.59000Parametric Equivalent
In-Stock: 0
2,000 estimated in stock on 18-Jan-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT)
QuantityUnit PriceExt Price
1$0.71000$0.71
5$0.69000$3.45
10$0.66800$6.68
50$0.56200$28.10
100$0.46660$46.66
250$0.42420$106.05
500$0.36056$180.28
1,000$0.31815$318.15
Tape & Box (TB)
QuantityUnit PriceExt Price
2,000$0.32141$642.82
4,000$0.29605$1,184.20
6,000$0.28207$1,692.42
10,000$0.26531$2,653.10
14,000$0.26250$3,675.00
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