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Part Details for RXEF030-2 by Littelfuse Inc
Results Overview of RXEF030-2 by Littelfuse Inc
- Distributor Offerings: (16 listings)
- Number of FFF Equivalents: (2 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (0 options)
- 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.
RXEF030-2 Information
RXEF030-2 by Littelfuse 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 RXEF030-2
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
04H8115
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Newark | Fuse, Ptc Reset, 72V, 300Ma, Radial, Full Reel, Product Range:Polyswitch Rxef Series, Voltage Rating:72Vdc, Holding Current:300Ma, Trip Current:600Ma, Time To Trip:3S, Fuse Shape:Round, Current Rating Max:40A, Lead Spacing:5.8Mm Rohs Compliant: Yes |Littelfuse RXEF030-2 RoHS: Compliant Min Qty: 15000 Package Multiple: 1 Date Code: 0 Container: Reel | 0 |
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$0.1860 / $0.2240 | Buy Now |
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DISTI #
76T4565
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Newark | Resettable Fuse, Ptc, 72V, 300Ma, Radial, Product Range:Polyswitch Rxef Series, Voltage Rating:72Vdc, Holding Current:300Ma, Trip Current:600Ma, Time To Trip:3S, Fuse Shape:Round, Current Rating Max:40A, Lead Spacing:5.8Mm, Length:- Rohs Compliant: Yes |Littelfuse RXEF030-2 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 0 |
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$0.2510 / $0.4800 | Buy Now |
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DISTI #
RXEF030-2HFCT-ND
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DigiKey | PTC RESET FUSE 72V 300MA RADIAL Min Qty: 1 Lead time: 15 Weeks Container: Tape & Reel (TR), Cut Tape (CT), Cut Tape (CT), Tape & Reel (TR) |
8716 In Stock |
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$0.1736 / $0.4900 | Buy Now |
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DISTI #
650-RXEF030-2
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Mouser Electronics | Resettable Fuses - PPTC Radial Lead .3A 72V 40A Imax RoHS: Compliant | 6768 |
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$0.1750 / $0.4100 | Buy Now |
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DISTI #
E02:0323_01984065
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Arrow Electronics | PTC Resettable Fuse 0.3A(hold) 0.6A(trip) 72VAC/72VDC 40A 0.49W 3s 0.88Ohm Radial 7.4 X 3mm T/R RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 11 Weeks Date Code: 2447 | Europe - 81000 |
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$0.1661 / $0.1746 | Buy Now |
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DISTI #
V72:2272_16253322
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Arrow Electronics | PTC Resettable Fuse 0.3A(hold) 0.6A(trip) 72VAC/72VDC 40A 0.49W 3s 0.88Ohm Radial 7.4 X 3mm T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 15 Weeks Date Code: 2242 Container: Cut Strips | Americas - 808 |
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$0.1801 / $0.2708 | Buy Now |
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Future Electronics | RXEF Series 72 V 0.3 A Ihold Through Hole Radial PolySwitch Resettable Fuse RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 Lead time: 12 Weeks Container: Reel | 42000Reel |
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$0.1790 / $0.1860 | Buy Now |
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DISTI #
87190549
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Verical | PTC Resettable Fuse 0.3A(hold) 0.6A(trip) 72VAC/72VDC 40A 0.49W 3s 0.88Ohm Radial 7.4 X 3mm T/R RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Date Code: 2447 | Americas - 81000 |
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$0.1725 / $0.1761 | Buy Now |
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DISTI #
88183435
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Verical | PTC Resettable Fuse 0.3A(hold) 0.6A(trip) 72VAC/72VDC 40A 0.49W 3s 0.88Ohm Radial 7.4 X 3mm T/R RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Date Code: 2503 | Americas - 27000 |
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$0.2293 | Buy Now |
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DISTI #
64973888
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Verical | PTC Resettable Fuse 0.3A(hold) 0.6A(trip) 72VAC/72VDC 40A 0.49W 3s 0.88Ohm Radial 7.4 X 3mm T/R RoHS: Compliant Min Qty: 33 Package Multiple: 1 Date Code: 2242 | Americas - 808 |
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$0.1801 / $0.2300 | Buy Now |
Part Details for RXEF030-2
RXEF030-2 CAD Models
RXEF030-2 Part Data Attributes
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RXEF030-2
Littelfuse Inc
Buy Now
Datasheet
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Compare Parts:
RXEF030-2
Littelfuse 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 | LITTELFUSE INC | |
| Package Description | RADIAL LEADED | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8533.40.80.70 | |
| Samacsys Manufacturer | LITTELFUSE | |
| Additional Feature | Rmax:1.33 OHMS AT 20 DEG CEL | |
| Circuit RMS Voltage-Max | 72 V | |
| 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 | 12.7 mm | |
| Package Length | 7.4 mm | |
| Package Shape | DISK PACKAGE | |
| Package Style | Radial | |
| Package Width | 3 mm | |
| Packing Method | TR, 15 INCH | |
| Reference Standard | CQC; CUL; TUV; UL | |
| Resistance | 0.88 Ω | |
| Resistor Type | PTC RESETTABLE FUSE | |
| Surface Mount | NO | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Placement | RADIAL | |
| Terminal Shape | WIRE | |
| Working Voltage | 72 V |
Alternate Parts for RXEF030-2
This table gives cross-reference parts and alternative options found for RXEF030-2. 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 RXEF030-2, 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 |
|---|---|---|---|---|
| RXEF030 | Littelfuse Inc | $0.2395 | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | RXEF030-2 vs RXEF030 |
| RXEF030-AP | Littelfuse Inc | Check for Price | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | RXEF030-2 vs RXEF030-AP |
RXEF030-2 Frequently Asked Questions (FAQ)
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A good PCB layout for the RXEF030-2 should ensure that the fuse is placed in a location that allows for good airflow and heat dissipation. The PCB should also be designed to minimize thermal resistance and ensure that the fuse is not in close proximity to other heat-generating components.
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To select the correct fuse rating, you need to consider the maximum current and voltage ratings of your circuit. You should choose a fuse with a rating that is slightly higher than the maximum expected current and voltage of your circuit. You should also consider the ambient temperature and the type of load being protected.
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The response time of the RXEF030-2 is typically in the range of 1-10 milliseconds, depending on the magnitude of the overcurrent condition. The fuse will melt and open the circuit quickly to prevent damage to the protected components.
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Yes, the RXEF030-2 is suitable for use in high-reliability applications. It is designed to meet the requirements of IEC 60269-1 and UL 248-14, and it has a high melting integral (HMI) construction that ensures reliable operation in harsh environments.
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No, it is not recommended to use multiple RXEF030-2 fuses in parallel to increase the current rating. This can lead to uneven current sharing and reduce the overall reliability of the circuit. Instead, you should select a fuse with a higher current rating or use a different type of overcurrent protection device.