PTC Resettable Fuses
Review PTC Resettable Fuses Circuit Protection components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.
If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.
| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Type | Voltage - Max | Current - Hold (Ih) (Max) | Current - Trip (It) | Current - Max | Time to Trip | Resistance - Initial (Ri) (Min) | Resistance - Post Trip (R1) (Max) | Resistance - 25°C (Typ) | Operating Temperature | Grade | Qualification | Ratings | Mounting Type | Size / Dimension | Height - Seated (Max) | Thickness (Max) | Lead Spacing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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SMD1812P010TFAPTC RESET FUSE 30V 100MA 1812 |
6,676 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 30V | 100 mA | 300 mA | 10 A | 1.5 s | 1.6 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.039" (1.00mm) | - |
|
250R120-R1UPTC RESET FUSE 60V 120MA RADIAL |
2,121 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 2.5 s | 6 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
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30ST350UPTC RESET FUSE 30V 3.5A STRAP |
4,961 |
|
Datasheet | Strap | POLY-FUSE®, ST | Bulk | Obsolete | Polymeric | 30V | 3.5 A | 6.3 A | 100 A | 3 s | 17 mOhms | 31 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.185" L x 0.522" W (30.10mm x 13.25mm) | - | 0.043" (1.10mm) | - |
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|
30ST420UPTC RESET FUSE 30V 4.2A STRAP |
6,811 |
|
Datasheet | Strap | POLY-FUSE®, ST | Bulk | Obsolete | Polymeric | 30V | 4.2 A | 7.6 A | 100 A | 6 s | 12 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.240" L x 0.522" W (31.50mm x 13.25mm) | - | 0.043" (1.10mm) | - |
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BBRF750PTC RESET FUSE 99V 750MA RADIAL |
7,428 |
|
Datasheet | Radial, Disc | PolySwitch® | Bulk | Obsolete | Polymeric | 99V | 750 mA | 1.5 A | 20 A | 60 s | 400 mOhms | 1.2 Ohms | - | - | - | - | - | Through Hole | - | - | - | - |
|
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1206L020/30YR-APTC 30V POLYFUSE SURF MOUNT 1206 |
4,332 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, 1206L | Tape & Reel (TR) | Active | Polymeric | 30V | 200 mA | 420 mA | 100 A | 100 ms | 650 mOhms | 2.6 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.039" (1.00mm) | - |
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SMD2920P260TFAPTC RESET FUSE 6V 2.6A 2920 |
2,136 |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, SMD2920 | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 2.6 A | 5.2 A | 40 A | 10 s | 25 mOhms | 75 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.031" (0.78mm) | - |
|
RHEF900-2PTC RESET FUSE 16V 9A RADIAL |
3,687 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Tape & Reel (TR) | Obsolete | Polymeric | 16V | 9 A | 16.5 A | 100 A | 10 s | 7.4 mOhms | 17 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 1.012" (25.70mm) | - | 0.199" (5.05mm) |
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RHEF900-APPTC RESET FUSE 16V 9A RADIAL |
2,025 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Tape & Box (TB) | Obsolete | Polymeric | 16V | 9 A | 16.5 A | 100 A | 10 s | 7.4 mOhms | 17 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 1.012" (25.70mm) | - | 0.199" (5.05mm) |
|
TRF600-150-R2-B-0.5PTC RESET FUSE 250V 150MA RADIAL |
2,065 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF600 | Bag | Obsolete | Polymeric | 250V (600V Int) | 150 mA | 300 mA | 3 A | 3 s | 7 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" L x 0.181" W (9.00mm x 4.60mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
Frequently Asked Questions
What are PTC Resettable Fuses components used for?
PTC Resettable Fuses components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right PTC Resettable Fuses part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find PTC Resettable Fuses parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
