Part Details for RGEF250 by Littelfuse Inc
Results Overview of RGEF250 by Littelfuse Inc
- Distributor Offerings: (6 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (0 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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RGEF250 Information
RGEF250 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 RGEF250
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
04H7805
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Newark | Resettable Fuse, Product Range:Polyswitch Rgef Series, Voltage Rating:16Vdc, Holding Current:2.5A, Trip Current:4.7A, Time To Trip:5S, Fuse Shape:Rectangular, Current Rating Max:100A, Lead Spacing:5.8Mm, Diameter:-, Length:8.9Mm Rohs Compliant: Yes |Littelfuse RGEF250 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 120 |
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$0.2280 / $0.3110 | Buy Now |
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DISTI #
650-RGEF250
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Mouser Electronics | Resettable Fuses - PPTC RGEF250 RoHS: Compliant | 266 |
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$0.2150 / $0.4900 | Buy Now |
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DISTI #
V79:2366_26552845
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Arrow Electronics | PTC Resettable Fuse 2.5A(hold) 4.7A(trip) 16VDC 100A 1W 5s 0.022Ohm Radial 8.9 X 3 X 12.8mm Bag RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1644 | Americas - 108 |
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$0.1811 | Buy Now |
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DISTI #
62164186
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Verical | PTC Resettable Fuse 2.5A(hold) 4.7A(trip) 16VDC 100A 1W 5s 0.022Ohm Radial 8.9 X 3 X 12.8mm Bag RoHS: Compliant Min Qty: 32 Package Multiple: 1 Date Code: 1644 | Americas - 108 |
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$0.1811 | Buy Now |
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DISTI #
RF3221-000
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TTI | Resettable Fuses - PPTC RGEF RADIAL RESETTABLE FUSE RoHS: Compliant pbFree: Pb-Free Min Qty: 100 Package Multiple: 100 Container: Bulk |
Americas - 1000 In Stock |
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$0.2850 | Buy Now |
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ComSIT USA | PTC Resettable Fuse, 0.053ohm, Through Hole Mount ECCN: EAR99 RoHS: Compliant |
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RFQ |
Part Details for RGEF250
RGEF250 CAD Models
RGEF250 Part Data Attributes
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RGEF250
Littelfuse Inc
Buy Now
Datasheet
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Compare Parts:
RGEF250
Littelfuse Inc
PTC Resettable Fuse, 0.053ohm, 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 | AXIAL LEADED | |
| Reach Compliance Code | unknown | |
| ECCN Code | EAR99 | |
| HTS Code | 8533.40.80.70 | |
| Samacsys Manufacturer | LITTELFUSE | |
| Additional Feature | Rmax:0.035 OHMS AT 20 DEG CEL | |
| Mounting Feature | THROUGH HOLE MOUNT | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Height | 12.8 mm | |
| Package Length | 8.9 mm | |
| Package Shape | RECTANGULAR PACKAGE | |
| Package Style | Radial | |
| Package Width | 3 mm | |
| Packing Method | BULK | |
| Reference Standard | CSA; TUV; UL | |
| Resistance | 0.022 Ω | |
| Resistor Type | PTC RESETTABLE FUSE | |
| Surface Mount | NO | |
| Terminal Placement | RADIAL | |
| Terminal Shape | WIRE | |
| Working Voltage | 16 V |
RGEF250 Frequently Asked Questions (FAQ)
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A good PCB layout for the RGEF250 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 conduction to dissipate heat.
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To select the correct fuse rating, consider the maximum current and voltage 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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Using a fuse with a lower rating may lead to nuisance tripping, while a higher rating may result in delayed or failed fault detection, potentially causing damage to the circuit or equipment.
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The RGEF250 is rated for operation up to 125°C, but its performance may degrade at higher temperatures. Consult the datasheet and application notes for guidance on high-temperature operation.
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Ensure good airflow around the fuse, use a heat sink if necessary, and consider the thermal resistance of the PCB and surrounding components to prevent overheating.