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Part Details for RUEF250-2 by Littelfuse Inc
Results Overview of RUEF250-2 by Littelfuse Inc
- Distributor Offerings: (10 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.
Applications
Consumer Electronics
RUEF250-2 Information
RUEF250-2 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 RUEF250-2
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
76T4559
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Newark | Resettable Fuse, Ptc, 30V, 2.5A, Radial, Product Range:Polyswitch Ruef Series, Voltage Rating:30Vdc, Holding Current:2.5A, Trip Current:5A, Time To Trip:10.3S, Fuse Shape:Rectangular, Current Rating Max:100A, Lead Spacing:5.8Mm Rohs Compliant: Yes |Littelfuse RUEF250-2 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 2259 |
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$0.2560 / $0.3030 | Buy Now |
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DISTI #
04H7996
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Newark | Fuse, Ptc Reset, 30V, 2.5A, Radial, Full Reel, Product Range:Polyswitch Ruef Series, Voltage Rating:30Vdc, Holding Current:2.5A, Trip Current:5A, Time To Trip:10.3S, Fuse Shape:Rectangular, Current Rating Max:100A, Lead Spacing:5.8Mmrohs Compliant: Yes |Littelfuse RUEF250-2 RoHS: Compliant Min Qty: 3000 Package Multiple: 1 Date Code: 0 Container: Reel | 0 |
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$0.2200 / $0.2930 | Buy Now |
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DISTI #
RUEF250-2HFCT-ND
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DigiKey | PTC RESET FUSE 30V 2.5A RADIAL Min Qty: 1 Lead time: 15 Weeks Container: Cut Tape (CT), Tape & Reel (TR) |
5546 In Stock |
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$0.2079 / $0.5700 | Buy Now |
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DISTI #
650-RUEF250-2
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Mouser Electronics | Resettable Fuses - PPTC 2.5A 30V 100A Imax RoHS: Compliant | 9595 |
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$0.2150 / $0.4400 | Buy Now |
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Future Electronics | RUEF Series 30 V 2.5 A Ihold Through Hole Radial PolySwitch Resettable Fuse RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 Lead time: 12 Weeks Container: Reel | 33000Reel |
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$0.2100 / $0.2200 | Buy Now |
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Bristol Electronics | Min Qty: 9 | 307 |
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$0.2109 / $0.5625 | Buy Now |
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Quest Components | RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, 0.07 ohm, THROUGH HOLE MOUNT | 245 |
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$0.2250 / $0.7500 | Buy Now |
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DISTI #
RUEF250-2
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TTI | Resettable Fuses - PPTC 2.5A 30V 100A Imax RoHS: Compliant pbFree: Pb-Free Min Qty: 3000 Package Multiple: 3000 Container: Reel |
Americas - 3000 In Stock |
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$0.2770 / $0.2940 | Buy Now |
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Future Electronics | RUEF Series 30 V 2.5 A Ihold Through Hole Radial PolySwitch Resettable Fuse Min Qty: 3000 Package Multiple: 3000 |
33000 null |
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$0.2100 / $0.2200 | Buy Now |
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New Advantage Corporation | RUEF Series 30 V 2.5 A Ihold Through Hole Radial PolySwitch Resettable Fuse RoHS: Compliant Min Qty: 1 Package Multiple: 3000 | 33000 |
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$0.3385 / $0.3667 | Buy Now |
Part Details for RUEF250-2
RUEF250-2 CAD Models
RUEF250-2 Part Data Attributes
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RUEF250-2
Littelfuse Inc
Buy Now
Datasheet
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Compare Parts:
RUEF250-2
Littelfuse Inc
PTC Resettable Fuse, 0.07ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT
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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 | Rmin@25 Deg Cel | |
| Circuit RMS Voltage-Max | 30 V | |
| JESD-609 Code | e2 | |
| 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 | 11.4 mm | |
| Package Shape | RECTANGULAR PACKAGE | |
| Package Style | Radial | |
| Package Width | 3 mm | |
| Packing Method | TR, 15 INCH | |
| Reference Standard | CQC; CSA; TUV; UL | |
| Resistance | 0.02 Ω | |
| Resistor Type | PTC RESETTABLE FUSE | |
| Surface Mount | NO | |
| Terminal Finish | MATTE TIN COPPER | |
| Terminal Placement | RADIAL | |
| Terminal Shape | WIRE | |
| Thermistor Application | OVERCURRENT PROTECTION | |
| Working Voltage | 30 V |
Alternate Parts for RUEF250-2
This table gives cross-reference parts and alternative options found for RUEF250-2. 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 RUEF250-2, 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 |
|---|---|---|---|---|
| RUEF250-AP | Littelfuse Inc | Check for Price | PTC Resettable Fuse, 0.07ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF250-2 vs RUEF250-AP |
| RUEF250 | Littelfuse Inc | $0.3162 | PTC Resettable Fuse, 0.07ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF250-2 vs RUEF250 |
RUEF250-2 Frequently Asked Questions (FAQ)
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The recommended mounting torque for the RUEF250-2 is 10-12 in-lbs (1.1-1.4 Nm).
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Yes, the RUEF250-2 is designed to operate in high-temperature applications up to 150°C (302°F). However, the fuse's melting I²t value may decrease at higher temperatures.
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The RUEF250-2 is designed to withstand inrush currents up to 100A²s. However, the fuse's response to inrush currents may vary depending on the specific application and circuit design.
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Yes, the RUEF250-2 is suitable for high-frequency circuits up to 100 kHz. However, the fuse's performance may be affected by high-frequency noise and harmonics.
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Yes, the RUEF250-2 can be used in parallel configurations, but it's essential to ensure that the fuses are properly matched and that the circuit is designed to handle the increased current capacity.