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Part Details for RF2579-000 by Littelfuse Inc
Results Overview of RF2579-000 by Littelfuse Inc
- Distributor Offerings: (7 listings)
- Number of FFF Equivalents: (0 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.
RF2579-000 Information
RF2579-000 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 RF2579-000
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
576-RF2579-000
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Mouser Electronics | Resettable Fuses - PPTC 60V .1A-HD 40A MAX RoHS: Compliant | 933 |
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$0.1620 / $0.6000 | Buy Now |
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DISTI #
72244682
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RS | Circuit Protection Device, Resettable, PTC, Radial Leads, 60VDC, 0.1A, RXEF010 Min Qty: 1 Package Multiple: 1 Container: Bulk | 0 |
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$0.4610 / $0.5760 | RFQ |
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DISTI #
88077937
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Verical | PTC Resettable Fuse 0.1A(hold) 0.2A(trip) 60VDC 40A 0.38W 4s 2.5Ohm Radial 7.4 X 3mm Bag RoHS: Compliant Min Qty: 172 Package Multiple: 1 Date Code: 2444 | Americas - 405 |
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$0.2620 / $0.2630 | Buy Now |
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DISTI #
87604369
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Verical | PTC Resettable Fuse 0.1A(hold) 0.2A(trip) 60VDC 40A 0.38W 4s 2.5Ohm Radial 7.4 X 3mm Bag RoHS: Compliant Min Qty: 211 Package Multiple: 1 | Americas - 250 |
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$0.3318 | Buy Now |
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DISTI #
RXEF010
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TTI | Resettable Fuses - PPTC Radial Lead .1A 60V 40A Imax RoHS: Compliant pbFree: Pb-Free Min Qty: 50 Package Multiple: 50 Container: Bulk |
Americas - 36150 In Stock |
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$0.1870 / $0.2030 | Buy Now |
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DISTI #
RXEF010
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TME | Fuse: PTC polymer, 100mA, SMD, 5mm Min Qty: 2 | 2410 |
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$0.1600 / $0.4400 | Buy Now |
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DISTI #
000000000007266998
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Sager | Resettable Fuses - PPTC 60V .1A-HD 40A MAX Min Qty: 500 | 0 |
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$0.1868 / $0.2428 | Buy Now |
Part Details for RF2579-000
RF2579-000 CAD Models
RF2579-000 Part Data Attributes
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RF2579-000
Littelfuse Inc
Buy Now
Datasheet
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Compare Parts:
RF2579-000
Littelfuse Inc
PTC Resettable Fuse, 7.5ohm, 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 | |
| ECCN Code | EAR99 | |
| HTS Code | 8533.40.80.70 | |
| Samacsys Manufacturer | LITTELFUSE | |
| Additional Feature | RESISTANCE RANGE(MIN-MAX): 2.5-4.5 | |
| JESD-609 Code | e3 | |
| 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) | 0.38 W | |
| Resistance | 7.5 Ω | |
| Resistor Type | PTC RESETTABLE FUSE | |
| Surface Mount | NO | |
| Terminal Finish | TIN | |
| Terminal Placement | RADIAL | |
| Terminal Shape | WIRE | |
| Thermistor Application | TEMPERATURE SENSING |
RF2579-000 Frequently Asked Questions (FAQ)
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A good PCB layout for the RF2579-000 involves keeping the input and output traces as short as possible, using a solid ground plane, and minimizing the distance between the device and the antenna. It's also recommended to use a 50-ohm microstrip transmission line to match the device's output impedance.
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To ensure proper biasing, make sure to follow the recommended voltage and current ratings specified in the datasheet. A stable voltage supply and a low-ESR capacitor are essential for maintaining a stable bias voltage. Additionally, ensure that the bias circuit is decoupled from the RF circuit to prevent noise coupling.
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The RF2579-000 is designed to handle a maximum input power of +20 dBm. Exceeding this power rating may result in device damage or degradation. It's essential to ensure that the input power is within the recommended range to maintain device reliability and performance.
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To troubleshoot issues with the RF2579-000, start by verifying the PCB layout and ensuring that the device is properly biased. Check for any signs of damage or overheating. Use a spectrum analyzer to measure the device's output spectrum and identify any anomalies. If the issue persists, consult the datasheet and application notes for guidance or contact Littelfuse support for further assistance.
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The RF2579-000 is rated for operation up to 85°C. However, it's essential to ensure that the device is properly heat-sinked and that the operating temperature is within the recommended range to maintain reliability and performance. Consult the datasheet for specific temperature ratings and derating guidelines.