Bourns Multifuse MF-R Series PTC Resettable Fuses
Brand: BournsThe Bourns Multifuse is a resettable device that performs like a fuse under overcurrent conditions but will reset when overcurrent condition has been removed.
- Housed in a flame retardant UL94V-O epoxy case
- Operating temperature –40°C to +85°C
- Max. voltage 60V AC/DC rms (to MF-R090), 30V AC/DC rms (MF-R110 to MF-R800)
Image | Product | Buy Qty | Pricing (Ex VAT) | Height | Hold Current | Initial Resistance | Lead Pitch | Length | Max Voltage Rating | Trip Current | Trip Time | Max Current Rating | Package/Case Style | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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| Order in multiples of 5 |
| 12.7mm | 0.1A | 4.5Ω | 5.1mm | 7.4mm | 60V | 0.2A | 4s | 40A | Radial leaded | |||||||||
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| Order in multiples of 5 |
| 12.7mm | 0.2A | 2.84Ω | 5.1mm | 7.4mm | 60V | 0.4A | 2.2s | 40A | Radial leaded | |||||||||
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| Order in multiples of 5 |
| 12.7mm | 0.25A | 1.95Ω | 5.1mm | 7.4mm | 60V | 0.5A | 2.5s | 40A | Radial leaded | |||||||||
 |
| Order in multiples of 5 |
| 13.4mm | 0.3A | 1.36Ω | 5.1mm | 7.4mm | 60V | 0.6A | 3s | 40A | Radial leaded | |||||||||
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| Order in multiples of 5 |
| 13.7mm | 0.5A | 0.77Ω | 5.1mm | 7.9mm | 60V | 1A | 4s | 40A | Radial leaded | |||||||||
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| Order in multiples of 5 |
| 16mm | 0.75A | 0.4Ω | 5.1mm | 10.4mm | 60V | 1.5A | 6.3s | 40A | Radial leaded | |||||||||
 |
| Order in multiples of 5 |
| 16.7mm | 0.9A | 0.31Ω | 5.1mm | 11.7mm | 60V | 1.8A | 7.2s | 40A | Radial leaded | |||||||||
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| Order in multiples of 5 |
| 16.8mm | 1.6A | 0.105Ω | 5.1mm | 10.2mm | 30V | 3.2A | 8s | 40A | Radial leaded | |||||||||
 |
| Order in multiples of 5 |
| 18.4mm | 1.85A | 0.07Ω | 5.1mm | 12mm | 30V | 3.7A | 8.7s | 40A | Radial leaded | |||||||||
 |
| Order in multiples of 5 |
| 24.8mm | 4A | 0.03Ω | 5.1mm | 14.4mm | 30V | 8A | 12.7s | 40A | Radial leaded | |||||||||
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| Order in multiples of 5 |
| 24.9mm | 5A | 0.03Ω | 10.2mm | 17.4mm | 30V | 10A | 14.5s | 40A | Radial leaded |
| I hold | I trip | Package | A | B | C | D | Depth | Lead | Mftr. | Order |
| (A)* | (A)** | max. | max. | max. | min. | max. | dia. | part no. | code | |
| 0.1 | 0.2 | 1 | 7.4 | 12.7 | 5.8 | 7.6 | 3.1 | 0.51 | MF-R010 | 26-4600 |
| 0.2 | 0.4 | 1 | 7.4 | 12.7 | 5.8 | 7.6 | 3.1 | 0.51 | MF-R020 | 26-4602 |
| 0.25 | 0.5 | 1 | 7.4 | 12.7 | 5.8 | 7.6 | 3.1 | 0.51 | MF-R025 | 26-4604 |
| 0.3 | 0.6 | 1 | 7.4 | 13 | 5.8 | 7.6 | 3.1 | 0.51 | MF-R030 | 26-4606 |
| 0.5 | 1 | 1 | 7.9 | 13.7 | 5.8 | 7.6 | 3.1 | 0.51 | MF-R050 | 26-4610 |
| 0.75 | 1.13 | 1 | 10.4 | 15.2 | 5.8 | 7.6 | 3.1 | 0.51 | MF-R075 | 26-4632 |
| 0.9 | 1.8 | 1 | 10.4 | 15.2 | 5.8 | 7.6 | 3.1 | 0.51 | MR-R090 | 26-4614 |
| 1.1 | 2.2 | 1 | 6.6 | 14.2 | 5.8 | 7.6 | 3 | 0.51 | MF-R110 | 26-4616 |
| 1.6 | 3.2 | 1 | 8.9 | 15.2 | 5.8 | 7.6 | 3 | 0.51 | MF-R160 | 26-4620 |
| 1.85 | 3.7 | 1 | 10.2 | 15.7 | 5.8 | 7.6 | 3 | 0.51 | MF-R185 | 26-4622 |
| 3 | 6 | 2 | 11.4 | 17.3 | 5.9 | 7.6 | 3 | 0.81 | MF-R300 | 26-4626 |
| 4 | 8 | 2 | 14 | 20.1 | 5.9 | 7.6 | 3 | 0.81 | MF-R400 | 26-4628 |
| 5 | 10 | 2 | 16.5 | 24.9 | 10.9 | 7.6 | 3 | 0.81 | MF-R500 | 26-4630 |
| *I hold – current at which fuse will not trip | ||||||||||
| **I trip – current at which fuse will trip | ||||||||||
