Datasheets
MF-R300 by: Bourns Inc

PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED

Part Details for MF-R300 by Bourns Inc

Overview of MF-R300 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.

Available Datasheets

Part # Manufacturer Description Datasheet
G800MR3000185EU Amphenol Communications Solutions Board mount - Header Plug - Pin Header 2.54mm Pitch Vertical SMT,1x8Pin,Gold Flash,LCP,6.0mm*2.54mm_5.0mm,Removed#5Pos
59112-R30-05-051LF Amphenol Communications Solutions MinitekĀ® 2.00mm, Board To Board, Unshrouded Vertical Stacking Header, Through Hole, Double Row, 10 Positions.
G800MR3000105EU Amphenol Communications Solutions Board mount - Header Plug - Pin Header 2.54mm Pitch Vertical SMT,1x8Pin,30u\\ Gold,LCP,6.0mm*2.54mm_5.0mm,Removed#5Pos

Price & Stock for MF-R300

Part # Distributor Description Stock Price Buy
DISTI # 58K1843
Newark Fuse, Ptc Reset, 30V, 3A, Radial, Product Range:Mf-R Series, Voltage Rating:30Vdc, Holding Current:3A, Trip Current:6A, Time To Trip:10.8S, Fuse Shape:Rectangular, Current Rating Max:40A, Lead Spacing:5.1Mm, Diameter:-, Length:12Mm Rohs Compliant: Yes |Bourns MF-R300 Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 12
  • 1 $0.5200
  • 10 $0.4230
  • 25 $0.3950
  • 50 $0.3670
  • 100 $0.3410
  • 500 $0.3180
$0.3180 / $0.5200 Buy Now
DISTI # MF-R300-ND
DigiKey PTC RESET FUSE 30V 3A RADIAL Min Qty: 1 Lead time: 4 Weeks Container: Bulk 9119
In Stock
  • 1 $0.5100
  • 5 $0.4920
  • 10 $0.4770
  • 50 $0.4014
  • 100 $0.3333
  • 250 $0.3030
  • 500 $0.2576
  • 1,000 $0.2273
  • 5,000 $0.2045
$0.2045 / $0.5100 Buy Now
DISTI # MF-R300
Avnet Americas PTC Resettable Fuse 40A 10.8s 30VDC 20m Ohm 2-Pin Radial Leaded Bulk - Bulk (Alt: MF-R300) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 4 Weeks, 0 Days Container: Bulk 10781
  • 1 $0.3408
  • 10 $0.3336
  • 30 $0.3264
  • 50 $0.3192
  • 100 $0.3120
  • 250 $0.3048
  • 500 $0.3000
$0.3000 / $0.3408 Buy Now
DISTI # 58K1843
Avnet Americas PTC Resettable Fuse 40A 10.8s 30VDC 20m Ohm 2-Pin Radial Leaded Bulk - Bulk (Alt: 58K1843) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 27 Weeks, 3 Days Container: Bulk 0
  • 1 $0.5200
  • 10 $0.4230
  • 25 $0.3950
  • 50 $0.3670
  • 100 $0.3410
$0.3410 / $0.5200 Buy Now
DISTI # 652-MFR300
Mouser Electronics Resettable Fuses - PPTC 30V 3.0A-HD 40A MAX RoHS: Compliant 11954
  • 1 $0.5000
  • 10 $0.4020
  • 100 $0.3030
  • 500 $0.2580
  • 1,000 $0.2280
  • 3,000 $0.2150
$0.2150 / $0.5000 Buy Now
DISTI # 70153591
RS Fuse, Resettable, 40A, Dims 0.472x0.118x0.72", Radial, 30VDC, DCR 0.02 Ohms, PCB | Bourns MF-R300 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 17 Weeks, 0 Days Container: Bulk 25
  • 1 $0.5150
  • 10 $0.4890
  • 25 $0.4640
  • 50 $0.4380
  • 100 $0.4120
$0.4120 / $0.5150 Buy Now
Onlinecomponents.com PTC Resettable Fuse 3A(hold) 6A(trip) 30V 40A 2W 10.8s 0.02Ohm Radial 12 X 3 X 18.3mm Bulk Automotive RoHS: Compliant 1005 In Stock
  • 50 $0.3682
  • 500 $0.2553
  • 1,000 $0.2200
  • 3,000 $0.2000
  • 6,000 $0.1961
$0.1961 / $0.3682 Buy Now
Bristol Electronics   2516
RFQ
Quest Components RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT 3884
  • 1 $1.2500
  • 1,601 $0.4375
  • 3,430 $0.3750
$0.3750 / $1.2500 Buy Now
Quest Components RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT 566
  • 1 $0.8000
  • 17 $0.3600
  • 140 $0.2400
$0.2400 / $0.8000 Buy Now
Quest Components RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT 399
  • 1 $0.6550
  • 39 $0.3930
  • 154 $0.3275
$0.3275 / $0.6550 Buy Now
Quest Components RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT 203
  • 1 $0.7385
  • 35 $0.4431
  • 136 $0.3693
$0.3693 / $0.7385 Buy Now
Quest Components RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT 20
  • 1 $1.5000
  • 4 $1.2000
  • 18 $0.9000
$0.9000 / $1.5000 Buy Now
DISTI # MF-R300
TTI Resettable Fuses - PPTC 30V 3.0A-HD 40A MAX RoHS: Compliant pbFree: Pb-Free Min Qty: 25 Package Multiple: 25 Container: Bulk Americas - 7050
In Stock
  • 25 $0.3080
  • 50 $0.3020
  • 100 $0.2960
  • 250 $0.2900
  • 500 $0.2550
  • 1,000 $0.2260
  • 3,000 $0.2030
$0.2030 / $0.3080 Buy Now
DISTI # MF-R300
TME Fuse: PTC polymer, 3A, Imax: 40A, PCB,THT, MF-R, bulk Min Qty: 3 766
  • 3 $0.4350
  • 50 $0.3570
  • 100 $0.3120
  • 500 $0.2900
  • 1,000 $0.2790
$0.2790 / $0.4350 Buy Now
DISTI # MF-R300
Avnet Abacus PTC Resettable Fuse 40A 10.8s 30VDC 20m Ohm 2-Pin Radial Leaded Bulk (Alt: MF-R300) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 7 Weeks, 0 Days Abacus - 31500
Buy Now
DISTI # C1S134601190575
Chip1Stop PTC Resettable Fuses RoHS: Compliant Container: Bulk 2688
  • 5 $0.2910
  • 50 $0.2900
  • 200 $0.2890
  • 500 $0.2860
$0.2860 / $0.2910 Buy Now
LCSC 30V 3A 40A 6A Plugin Resettable Fuses ROHS 1560
  • 5 $0.2057
  • 50 $0.1693
  • 150 $0.1537
  • 500 $0.1173
  • 2,500 $0.1086
  • 5,000 $0.1034
$0.1034 / $0.2057 Buy Now
Master Electronics PTC Resettable Fuse 3A(hold) 6A(trip) 30V 40A 2W 10.8s 0.02Ohm Radial 12 X 3 X 18.3mm Bulk Automotive RoHS: Compliant 1005 In Stock
  • 50 $0.3682
  • 500 $0.2553
  • 1,000 $0.2200
  • 3,000 $0.2000
  • 6,000 $0.1961
$0.1961 / $0.3682 Buy Now

Part Details for MF-R300

MF-R300 CAD Models

MF-R300 Part Data Attributes

MF-R300 Bourns Inc
Buy Now Datasheet
Compare Parts:
MF-R300 Bourns Inc PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer BOURNS INC
Package Description Radial,
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8533.40.80.70
Factory Lead Time 27 Weeks, 3 Days
Samacsys Manufacturer Bourns
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 18.3 mm
Package Length 12 mm
Package Shape RECTANGULAR PACKAGE
Package Style Radial
Package Width 3 mm
Packing Method Bulk
Reference Standard CUL; TUV
Resistance 0.02 Ω
Resistor Type PTC RESETTABLE FUSE
Surface Mount NO
Terminal Finish MATTE TIN
Terminal Placement RADIAL
Terminal Shape WIRE
Working Voltage 30 V

Alternate Parts for MF-R300

This table gives cross-reference parts and alternative options found for MF-R300. 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-R300, 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 Description Manufacturer Compare
MF-R300-2 PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED Bourns Inc MF-R300 vs MF-R300-2
MF-R300-99 PTC Resettable Fuse, Bourns Inc MF-R300 vs MF-R300-99
MF-R300-2-14 PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT Bourns Inc MF-R300 vs MF-R300-2-14
MF-R300-0-99 PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED Bourns Inc MF-R300 vs MF-R300-0-99
MF-R300-0 PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED Bourns Inc MF-R300 vs MF-R300-0
MF-R300-0-9-99 PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED Bourns Inc MF-R300 vs MF-R300-0-9-99
MF-R300-0-10-99 PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED Bourns Inc MF-R300 vs MF-R300-0-10-99
MF-R300-2-99 PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED Bourns Inc MF-R300 vs MF-R300-2-99
MF-R300-101 PTC Resettable Fuse, Bourns Inc MF-R300 vs MF-R300-101
MF-R300-0-17-99 PTC Resettable Fuse, Bourns Inc MF-R300 vs MF-R300-0-17-99
Part Number Description Manufacturer Compare
RXE250-AP RESISTOR, TEMPERATURE DEPENDENT, PTC, THROUGH HOLE MOUNT, RADIAL LEADED TE Connectivity MF-R300 vs RXE250-AP
60R250MR PTC Resettable Fuse, Through Hole Mount Littelfuse Inc MF-R300 vs 60R250MR
60R250 PTC Resettable Fuse, 0.05ohm, Through Hole Mount, RADIAL LEADED, LEAD FREE Littelfuse Inc MF-R300 vs 60R250
MF-R300-101 PTC Resettable Fuse, Bourns Inc MF-R300 vs MF-R300-101

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