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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PFRA.250PTC RESET FUSE 30V 2.5A RADIAL |
2,870 |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 30V | 2.5 A | 5 A | 40 A | 10.3 s | 25 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.472" L x 0.118" W (12.00mm x 3.00mm) | 0.720" (18.30mm) | - | 0.201" (5.10mm) |
|
PFMF.075.2PTC RESET FUSE 13.2V 750MA 1812 |
7,933 |
|
Datasheet | 1812 (4532 Metric), Concave | PFMF | Tape & Reel (TR) | Active | Polymeric | 13.2V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 450 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.033" (0.85mm) | - |
|
PFNF.012.2PTC RESET FUSE 30V 120MA 1206 |
27,651 |
|
Datasheet | 1206 (3216 Metric), Concave | PFNF | Tape & Reel (TR) | Active | Polymeric | 30V | 120 mA | 290 mA | 10 A | 200 ms | 1.35 Ohms | 8.5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.043" (1.10mm) | - |
|
PFUF.020.2PTC RESET FUSE 30V 200MA 1210 |
4,347 |
|
Datasheet | 1210 (3225 Metric), Concave | PFUF | Tape & Reel (TR) | Active | Polymeric | 30V | 200 mA | 400 mA | 10 A | 20 ms | 400 mOhms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.093" W (3.22mm x 2.35mm) | - | 0.037" (0.95mm) | - |
|
|
PFMF.075.24.2PTC RESET FUSE 24V 750MA 1812 |
2,587 |
|
Datasheet | 1812 (4532 Metric), Concave | PFMF | Tape & Reel (TR) | Active | Polymeric | 24V | 750 mA | 1.5 A | 40 A | 200 ms | 110 mOhms | 450 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.033" (0.85mm) | - |
|
PFRA.025PTC RESET FUSE 60V 250MA RADIAL |
1,253 |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 60V | 250 mA | 500 mA | 40 A | 2.5 s | 1 Ohms | 3 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
|
|
PFMF.200.2PTC RESET FUSE 8V 2A 1812 |
1,249 |
|
Datasheet | 1812 (4532 Metric), Concave | PFMF | Tape & Reel (TR) | Active | Polymeric | 8V | 2 A | 4 A | 40 A | 3 s | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.033" (0.85mm) | - |
|
PFSM.075.2PTC RESET FUSE 30V 750MA 2SMD |
1,397 |
|
Datasheet | 2-SMD | PFSM | Tape & Reel (TR) | Active | Polymeric | 30V | 750 mA | 1.5 A | 80 A | 300 ms | 230 mOhms | 1 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.289" L x 0.214" W (7.36mm x 5.44mm) | - | 0.125" (3.18mm) | - |
|
PFRA.110PTC RESET FUSE 30V 1.1A RADIAL |
1,539 |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 30V | 1.1 A | 2.2 A | 40 A | 6.6 s | 100 mOhms | 270 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" Dia x 0.118" T (8.90mm x 3.00mm) | 0.551" (14.00mm) | - | 0.201" (5.10mm) |
|
PFRY.250PTC RESET FUSE 72V 2.5A RADIAL |
2,020 |
|
Datasheet | Radial, Disc | PFRY | Bulk | Active | Polymeric | 72V | 2.5 A | 5 A | 40 A | 15.6 s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.702" L x 0.118" W (17.84mm x 3.00mm) | 0.937" (23.80mm) | - | 0.402" (10.20mm) |
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.
