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Resistors / Non-linear Resistors / MF-RX185/72-2
Datasheets
MF-RX185/72-2 by: Bourns Inc

PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED

Part Details for MF-RX185/72-2 by Bourns Inc

Results Overview of MF-RX185/72-2 by Bourns Inc

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics

MF-RX185/72-2 Information

MF-RX185/72-2 by Bourns Inc is a Non-linear Resistor.
Non-linear Resistors are under the broader part category of Resistors.

Resistors are passive components that work by limiting electron flow in a circuit. They are available as fixed or as variable (potentionmeters). Read more about Resistors on our Resistors part category page.

Price & Stock for MF-RX185/72-2

Part # Distributor Description Stock Price Buy
DISTI # 32AK7848
Newark Ptc Resettable Fuse, Rectangular, 72V, Product Range:Mf-Rx/72 Series, Voltage Rating:72V, Holding... Current:1.85A, Trip Current:3.7A, Time To Trip:12.6S, Fuse Shape:Rectangular, Current Rating Max:40A, Lead Spacing:5.1Mm, Diameter:- Rohs Compliant: Yes |Bourns MF-RX185/72-2 more RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape 2064
  • 1 $0.3840
  • 25 $0.3540
$0.3540 / $0.3840 Buy Now
DISTI # 61J7374
Newark Ptc Resettable 1.85A 72V Radial Leaded /Tape & Reel - 13" Reel Rohs Compliant: Yes |Bourns MF-RX... 185/72-2 more RoHS: Compliant Min Qty: 3000 Package Multiple: 1 Date Code: 0 Container: Reel 0
  • 1 $0.4050
  • 5,000 $0.3960
  • 10,000 $0.3660
  • 20,000 $0.3410
  • 30,000 $0.3180
  • 50,000 $0.3040
$0.3040 / $0.4050 Buy Now
DISTI # 118-MF-RX185/72-2CT-ND
DigiKey PTC RESET FUSE 72V 1.85A RADIAL Min Qty: 1 Lead time: 4 Weeks Container: Cut Tape (CT), Tape & Reel (TR) 13427
In Stock
  • 1 $0.6100
  • 5 $0.5040
  • 10 $0.4650
  • 50 $0.3862
  • 100 $0.3563
  • 250 $0.3203
  • 500 $0.2954
  • 1,000 $0.2724
  • 2,000 $0.2511
  • 3,000 $0.2393
  • 5,000 $0.2253
  • 7,000 $0.2164
  • 10,000 $0.2074
  • 25,000 $0.2000
$0.2000 / $0.6100 Buy Now
DISTI # 32AK7848
Avnet Americas PTC Resettable Fuse 40A 72V T/R - Product that comes on tape, but is not reeled (Alt: 32AK7848) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 4 Weeks, 3 Days Container: Ammo Pack 2064 Partner Stock
  • 1 $0.5510
  • 25 $0.4460
$0.4460 / $0.5510 Buy Now
DISTI # MF-RX185/72-2
Avnet Americas PTC Resettable Fuse 40A 72V T/R - Tape and Reel (Alt: MF-RX185/72-2) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 4 Weeks, 0 Days Container: Reel 0
  • 3,000 $0.2902
  • 6,000 $0.2855
  • 12,000 $0.2008
  • 18,000 $0.1998
  • 24,000 $0.1987
$0.1987 / $0.2902 Buy Now
DISTI # 652-MF-RX185/72-2
Mouser Electronics Resettable Fuses - PPTC 72V 1.85A-HD 40A MAX RoHS: Compliant 23307
  • 1 $0.4800
  • 10 $0.4440
  • 50 $0.3870
  • 100 $0.3570
  • 250 $0.3180
  • 500 $0.2960
  • 1,000 $0.2520
  • 3,000 $0.2250
  • 6,000 $0.2160
$0.2160 / $0.4800 Buy Now
DISTI # 71279338
RS PTC RESETTABLE 1.85A 72V RADIAL LEADED | Bourns MF-RX185/72-2 RoHS: Not Compliant Min Qty: 3000 Package Multiple: 1 Lead time: 7 Weeks, 0 Days Container: Bulk 0
  • 3,000 $0.4040
$0.4040 RFQ
Onlinecomponents.com PTC Resettable Fuse 1.85A(hold) 3.7A(trip) 72V 40A 2.1W 12.6s 0.08Ohm Radial 15.18 X 3.1 X 21.18mm T... /R Automotive more RoHS: Compliant 7636 In Stock
  • 3,000 $0.3230
  • 6,000 $0.3008
  • 9,000 $0.2106
  • 12,000 $0.2074
  • 15,000 $0.2043
  • 27,000 $0.2013
  • 51,000 $0.1982
$0.1982 / $0.3230 Buy Now
Bristol Electronics   178
RFQ
DISTI # MF-RX185/72-2
TTI Resettable Fuses - PPTC 72V 1.85A-HD 40A MAX RoHS: Compliant pbFree: Pb-Free Min Qty: 3000 Package Multiple: 3000 Container: Reel Americas - 9000
In Stock
  • 3,000 $0.2230
  • 6,000 $0.2140
  • 9,000 $0.2100
  • 15,000 $0.2050
  • 27,000 $0.2010
  • 51,000 $0.1970
$0.1970 / $0.2230 Buy Now
DISTI # MF-RX185/72-2
Avnet Abacus PTC Resettable Fuse 40A 72V TR - Tape and Reel (Alt: MF-RX185/72-2) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 7 Weeks, 0 Days Container: Reel Abacus - 0
Buy Now
Master Electronics PTC Resettable Fuse 1.85A(hold) 3.7A(trip) 72V 40A 2.1W 12.6s 0.08Ohm Radial 15.18 X 3.1 X 21.18mm T... /R Automotive more RoHS: Compliant 7636 In Stock
  • 3,000 $0.3230
  • 6,000 $0.3008
  • 9,000 $0.2106
  • 12,000 $0.2074
  • 15,000 $0.2043
  • 27,000 $0.2013
  • 51,000 $0.1982
$0.1982 / $0.3230 Buy Now
Vyrian Resistors 13241
RFQ

Part Details for MF-RX185/72-2

MF-RX185/72-2 Part Data Attributes

Parametric Data
MF-RX185/72-2 Bourns Inc
Buy Now Datasheet
Compare Parts:
MF-RX185/72-2 Bourns Inc PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED
Select a part to compare:
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer BOURNS INC
Package Description RADIAL LEADED
Reach Compliance Code compliant
Factory Lead Time 4 Weeks, 3 Days
Samacsys Manufacturer Bourns
Additional Feature RMIN AT 23 DEG CEL
JESD-609 Code e3
Mounting Feature THROUGH HOLE MOUNT
Number of Terminals 2
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Height 21.18 mm
Package Length 15.18 mm
Package Shape RECTANGULAR PACKAGE
Package Style Radial
Package Width 3.1 mm
Packing Method TR, 15 INCH
Reference Standard CUL; TUV; UL
Resistance 0.08 Ω
Resistor Type PTC RESETTABLE FUSE
Surface Mount NO
Terminal Finish TIN
Terminal Placement RADIAL
Terminal Shape WIRE
Thermistor Application OVERCURRENT PROTECTION
Working Voltage 72 V

Alternate Parts for MF-RX185/72-2

This table gives cross-reference parts and alternative options found for MF-RX185/72-2. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MF-RX185/72-2, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
MF-RX185/72-0 Bourns Inc $0.3558 PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED MF-RX185/72-2 vs MF-RX185/72-0

MF-RX185/72-2 Frequently Asked Questions (FAQ)

  • Bourns provides a recommended PCB layout and land pattern in their application notes. It's essential to follow these guidelines to ensure optimal performance, minimize signal loss, and prevent electromagnetic interference.

  • Bourns recommends using ESD protection devices, such as TVS diodes or ESD arrays, in conjunction with the MF-RX185/72-2 to protect against electrostatic discharge. Proper PCB design and handling practices are also crucial.

  • While the datasheet specifies an operating temperature range of -40°C to +85°C, it's essential to note that the device's performance may degrade at extreme temperatures. It's recommended to operate the device within a temperature range of -20°C to +70°C for optimal performance.

  • While the MF-RX185/72-2 is designed to be rugged, it's still important to consider the environmental conditions in which it will operate. Bourns recommends following their guidelines for vibration and shock testing to ensure the device's reliability in harsh environments.

  • Bourns provides guidance on regulatory compliance, such as UL and CE markings, in their documentation. It's essential to review these guidelines and consult with Bourns' technical support to ensure the device meets your specific application's regulatory requirements.