Part Details for RF2571-000 by Littelfuse Inc
Results Overview of RF2571-000 by Littelfuse Inc
- Distributor Offerings: (6 listings)
- Number of FFF Equivalents: (5 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 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.
RF2571-000 Information
RF2571-000 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 RF2571-000
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
576-RF2571-000
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Mouser Electronics | Resettable Fuses - PPTC 72V .9A-HD 40A MAX RoHS: Compliant | 485 |
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$0.2140 / $0.6700 | Buy Now |
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DISTI #
72244680
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RS | Circuit Protection Device, Resettable, PTC, Radial Leads, 72VDC, 0.9A, RXEF090 Min Qty: 1 Package Multiple: 1 Container: Bulk | 0 |
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$0.4770 / $0.5960 | RFQ |
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DISTI #
87605450
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Verical | PTC Resettable Fuse 0.9A(hold) 1.8A(trip) 72VDC 40A 0.99W 7.2s 0.2Ohm Radial 11.2 X 3mm Bag RoHS: Compliant Min Qty: 178 Package Multiple: 1 | Americas - 2929 |
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$0.3934 | Buy Now |
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DISTI #
RXEF090
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TTI | Resettable Fuses - PPTC Radial Lead .9A 72V 40A Imax RoHS: Compliant pbFree: Pb-Free Min Qty: 100 Package Multiple: 100 Container: Bulk |
Americas - 59900 In Stock |
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$0.2150 / $0.2560 | Buy Now |
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DISTI #
RXEF090
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TME | Fuse: PTC polymer, 900mA, SMD, 5mm Min Qty: 1 | 3734 |
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$0.1860 / $0.5270 | Buy Now |
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DISTI #
000000000007266995
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Sager | Resettable Fuses - PPTC 72V .9A-HD 40A MAX Min Qty: 500 | 0 |
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$0.2402 / $0.2838 | Buy Now |
Part Details for RF2571-000
RF2571-000 CAD Models
RF2571-000 Part Data Attributes
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RF2571-000
Littelfuse Inc
Buy Now
Datasheet
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Compare Parts:
RF2571-000
Littelfuse Inc
PTC Resettable Fuse, 0.47ohm, 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, ROHS COMPLIANT | |
| Reach Compliance Code | compliant | |
| Samacsys Manufacturer | LITTELFUSE | |
| Additional Feature | RESISTANCE RANGE(MIN-MAX): 0.2-0.31 | |
| Mounting Feature | THROUGH HOLE MOUNT | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Shape | DISK PACKAGE | |
| Packing Method | BULK | |
| Rated Power Dissipation (P) | 0.99 W | |
| Resistance | 0.47 Ω | |
| Resistor Type | PTC RESETTABLE FUSE | |
| Surface Mount | NO | |
| Terminal Placement | RADIAL | |
| Terminal Shape | WIRE | |
| Thermistor Application | TEMPERATURE SENSING |
Alternate Parts for RF2571-000
This table gives cross-reference parts and alternative options found for RF2571-000. 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 RF2571-000, 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 |
|---|---|---|---|---|
| RXE090B | TE Connectivity | Check for Price | RESISTOR, TEMPERATURE DEPENDENT, PTC, THROUGH HOLE MOUNT, RADIAL LEADED | RF2571-000 vs RXE090B |
| RXEF090-2 | Littelfuse Inc | $0.3365 | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | RF2571-000 vs RXEF090-2 |
| RXEF090-2 | TE Connectivity | $0.3519 | PTC Resettable Fuse, 0.47ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RF2571-000 vs RXEF090-2 |
| RXE090S-1 | TE Connectivity | Check for Price | RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT, RADIAL LEADED | RF2571-000 vs RXE090S-1 |
| RXEF090-AP | Littelfuse Inc | Check for Price | PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED | RF2571-000 vs RXEF090-AP |
RF2571-000 Frequently Asked Questions (FAQ)
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A good PCB layout for the RF2571-000 should ensure minimal inductance and capacitance in the circuit. Keep the input and output traces short and wide, and use a solid ground plane to reduce noise. Avoid routing high-frequency signals near the fuse, and use a common ground point for the fuse and the circuit.
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The RF2571-000 is rated for operation up to 125°C. However, its performance may degrade at high temperatures. The fuse's melting point is around 135°C, but it's recommended to derate the fuse's current rating by 1.5% per degree Celsius above 85°C to ensure reliable operation.
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Yes, the RF2571-000 is designed to withstand vibrations. However, it's essential to ensure the fuse is properly mounted and secured to the PCB to prevent mechanical stress. Littelfuse recommends following the recommended mounting procedures and using a suitable adhesive or mechanical fastening method.
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The RF2571-000 is designed to withstand overvoltage conditions up to 250% of its rated voltage. However, prolonged exposure to overvoltage can reduce the fuse's lifespan. It's recommended to use overvoltage protection devices, such as TVS diodes, in conjunction with the RF2571-000 to ensure reliable operation.
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The RF2571-000 is designed to operate in humid environments, but it's essential to follow proper PCB design and assembly practices to prevent moisture ingress. Ensure the PCB is properly cleaned and dried, and apply a conformal coating to protect the components from moisture.