Part Details for RUEF250-AP by Littelfuse Inc
Results Overview of RUEF250-AP by Littelfuse Inc
- Distributor Offerings: (5 listings)
- Number of FFF Equivalents: (2 replacements)
- CAD Models: (Request Part)
- 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-AP Information
RUEF250-AP 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-AP
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
RUEF250-APHFCT-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 & Box (TB) |
8049 In Stock |
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$0.2079 / $0.5700 | Buy Now |
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DISTI #
650-RUEF250-AP
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Mouser Electronics | Resettable Fuses - PPTC RUEF RADIAL RESETTABLE FUSE RoHS: Compliant | 1693 |
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$0.2150 / $0.4700 | Buy Now |
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DISTI #
64950541
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Verical | PTC Resettable Fuse 2.5A(hold) 5A(trip) 30V 100A 1.2W 10.3s 0.02Ohm Radial 11.4 X 3 X 18.3mm Ammo RoHS: Compliant Min Qty: 128 Package Multiple: 1 Date Code: 2201 | Americas - 2000 |
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$0.5715 / $0.6385 | Buy Now |
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DISTI #
62842164
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Verical | PTC Resettable Fuse 2.5A(hold) 5A(trip) 30V 100A 1.2W 10.3s 0.02Ohm Radial 11.4 X 3 X 18.3mm Ammo RoHS: Compliant Min Qty: 128 Package Multiple: 1 Date Code: 2201 | Americas - 1940 |
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$0.5715 / $0.6385 | Buy Now |
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DISTI #
RF2762-000
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TTI | Resettable Fuses - PPTC RUEF RADIAL RESETTABLE FUSE RoHS: Compliant pbFree: Pb-Free Min Qty: 2000 Package Multiple: 2000 Container: Reel | Americas - 0 |
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$0.2770 / $0.2940 | Buy Now |
Part Details for RUEF250-AP
RUEF250-AP CAD Models
RUEF250-AP Part Data Attributes
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RUEF250-AP
Littelfuse Inc
Buy Now
Datasheet
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Compare Parts:
RUEF250-AP
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 | 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 | 11.4 mm | |
| Package Shape | RECTANGULAR PACKAGE | |
| Package Style | Radial | |
| Package Width | 3 mm | |
| Packing Method | AMMO PACK | |
| Reference Standard | CQC; CSA; TUV; UL | |
| Resistance | 0.02 Ω | |
| Resistor Type | PTC RESETTABLE FUSE | |
| Surface Mount | NO | |
| Terminal Finish | TIN | |
| Terminal Placement | RADIAL | |
| Terminal Shape | WIRE | |
| Thermistor Application | OVERCURRENT PROTECTION | |
| Working Voltage | 30 V |
Alternate Parts for RUEF250-AP
This table gives cross-reference parts and alternative options found for RUEF250-AP. 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-AP, 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 |
|---|---|---|---|---|
| RUEF250-2 | Littelfuse Inc | $0.2878 | PTC Resettable Fuse, 0.07ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF250-AP vs RUEF250-2 |
| RUEF250 | Littelfuse Inc | $0.3162 | PTC Resettable Fuse, 0.07ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF250-AP vs RUEF250 |
RUEF250-AP Frequently Asked Questions (FAQ)
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A good PCB layout for the RUEF250-AP involves keeping the fuse as close to the power source as possible, using a wide copper trace to reduce voltage drop, and ensuring good thermal conductivity to dissipate heat efficiently.
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To select the correct fuse rating, consider the maximum current and voltage ratings of your circuit, as well as the desired response time and fault current. Consult the datasheet and application notes for guidance.
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The RUEF250-AP is designed to operate in temperatures from -40°C to 125°C. For harsh environments, consider the effects of humidity, vibration, and electromagnetic interference (EMI) on the fuse's performance and reliability.
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Yes, the RUEF250-AP is designed for high-reliability applications and meets various safety standards, including UL and IEC. However, consult the datasheet and relevant standards for specific requirements and certifications.
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To troubleshoot issues with the RUEF250-AP, check the circuit design, PCB layout, and component selection. Verify that the fuse is properly sized and installed, and consult the datasheet and application notes for guidance.