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Part Details for MF-R300 by Bourns Inc
Results Overview of MF-R300 by Bourns Inc
- Distributor Offerings: (24 listings)
- Number of FFF Equivalents: (9 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (1 option)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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.
MF-R300 Information
MF-R300 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.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| XPQR3004PB | Toshiba Electronic Devices & Storage Corporation | N-ch MOSFET, 40 V, 400 A, 0.0003 Ω@10 V, L-TOGL, AEC-Q101 | |
| XTR300AIRGWR | Texas Instruments | Industrial Analog Current/Voltage Output Driver 20-VQFN -55 to 125 | |
| TMS320C5502ZAVR300 | Texas Instruments | Fixed-Point Digital Signal Processor 201-NFBGA -40 to 85 |
Price & Stock for MF-R300
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
58K1843
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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 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 638 |
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$0.4950 / $0.6740 | Buy Now |
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DISTI #
MF-R300-ND
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DigiKey | PTC RESET FUSE 30V 3A RADIAL Min Qty: 1 Lead time: 4 Weeks Container: Bulk |
8831 In Stock |
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$0.2124 / $0.5700 | Buy Now |
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DISTI #
MF-R300
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Avnet Americas | Radial Resettable Fuse, PPTC, MF-R, 30 V, 3 A, 6 A, 10.8 s, Rectangular - Bulk (Alt: MF-R300) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 4 Weeks, 0 Days Container: Bulk | 10779 |
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$0.2836 / $0.4067 | Buy Now |
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DISTI #
58K1843
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Avnet Americas | Radial Resettable Fuse, PPTC, MF-R, 30 V, 3 A, 6 A, 10.8 s, Rectangular - Bulk (Alt: 58K1843) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 27 Weeks, 3 Days Container: Bulk | 638 Partner Stock |
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$0.3410 / $0.4820 | Buy Now |
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DISTI #
652-MFR300
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Mouser Electronics | Resettable Fuses - PPTC 30V 3.0A-HD 40A MAX RoHS: Compliant | 6575 |
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$0.2070 / $0.4700 | Buy Now |
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DISTI #
E02:0323_00123931
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Arrow Electronics | PTC Resettable Fuse 3A(hold) 6A(trip) 30V 40A 2W 10.8s 0.02Ohm Radial 12 X 3 X 18.3mm Bulk Automotive AEC-Q200 RoHS: Compliant Min Qty: 362 Package Multiple: 1 Lead time: 6 Weeks Date Code: 2514 | Europe - 6696 |
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$0.3127 | Buy Now |
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DISTI #
70153591
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RS | Fuse, Resettable, 40A, Dims 0.472x0.118x0.72", Radial, 30VDC, DCR 0.02 Ohms, PCB Min Qty: 1 Package Multiple: 1 Lead time: 17 Weeks, 0 Days Container: Bulk | 33 |
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$0.8300 / $1.0600 | Buy Now |
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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 |
2605 In Stock |
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$0.3077 / $0.4615 | Buy Now |
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DISTI #
89084646
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Verical | PTC Resettable Fuse 3A(hold) 6A(trip) 30V 40A 2W 10.8s 0.02Ohm Radial 12 X 3 X 18.3mm Bulk Automotive AEC-Q200 RoHS: Compliant Min Qty: 362 Package Multiple: 362 Date Code: 2514 | Americas - 6516 |
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$0.3127 | Buy Now |
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DISTI #
89524668
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Verical | PTC Resettable Fuse 3A(hold) 6A(trip) 30V 40A 2W 10.8s 0.02Ohm Radial 12 X 3 X 18.3mm Bulk Automotive AEC-Q200 RoHS: Compliant Min Qty: 165 Package Multiple: 1 | Americas - 2500 |
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$0.3600 / $0.3800 | Buy Now |
Part Details for MF-R300
MF-R300 CAD Models
MF-R300 Part Data Attributes
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MF-R300
Bourns Inc
Buy Now
Datasheet
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Compare Parts:
MF-R300
Bourns Inc
PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | BOURNS INC | |
| Package Description | RADIAL LEADED | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8533.40.80.70 | |
| Factory Lead Time | 4 Weeks | |
| 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 | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| MF-R300-0-99 | Bourns Inc | $0.3604 | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | MF-R300 vs MF-R300-0-99 |
| MF-R300-0-17 | Bourns Inc | Check for Price | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | MF-R300 vs MF-R300-0-17 |
| MF-R300-0-99-99 | Bourns Inc | Check for Price | PTC Resettable Fuse, | MF-R300 vs MF-R300-0-99-99 |
| MF-R300-AP | Bourns Inc | Check for Price | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | MF-R300 vs MF-R300-AP |
| MF-R300AP | Bourns Inc | Check for Price | RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT, RADIAL LEADED, ROHS COMPLIANT | MF-R300 vs MF-R300AP |
| MF-R300-AP-99 | Bourns Inc | Check for Price | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | MF-R300 vs MF-R300-AP-99 |
| MF-R300-2-99 | Bourns Inc | Check for Price | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | MF-R300 vs MF-R300-2-99 |
| MF-R300-0 | Bourns Inc | Check for Price | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | MF-R300 vs MF-R300-0 |
| MF-R300-0-17-99 | Bourns Inc | Check for Price | PTC Resettable Fuse, | MF-R300 vs MF-R300-0-17-99 |
MF-R300 Frequently Asked Questions (FAQ)
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A good PCB layout for the MF-R300 involves keeping the input and output traces separate, using a ground plane, and minimizing the length of the input and output traces. It's also recommended to use a common mode choke or a ferrite bead to filter out high-frequency noise.
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To ensure proper soldering, use a soldering iron with a temperature of 250°C to 270°C, and apply a small amount of solder paste to the pads. Use a soldering technique that minimizes the risk of overheating the component, and avoid applying excessive force that could damage the component.
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The MF-R300 has an operating temperature range of -40°C to 125°C, but it's recommended to operate it within a range of 0°C to 85°C for optimal performance and reliability.
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Yes, the MF-R300 is designed to withstand high-vibration environments, but it's recommended to follow proper mounting and soldering techniques to ensure the component remains securely attached to the PCB.
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To troubleshoot issues with the MF-R300, start by checking the input and output voltages, and verify that the component is properly soldered to the PCB. Use an oscilloscope to check for noise or oscillations, and consult the datasheet for specific troubleshooting guidelines.