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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B59755B0115A070PTC RESET FUSE 550V RADIAL DISC |
6,336 |
|
Datasheet | Radial, Disc | - | Bulk | Obsolete | Ceramic | 550V | - | 55 mA | 1.4 A | 3 s | - | - | 500 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.492" Dia x 0.276" T (12.50mm x 7.00mm) | 0.650" (16.50mm) | - | 0.197" (5.00mm) |
|
B59758B0110A070PTC RESET FUSE 1.0KV RADIAL DISC |
4,397 |
|
Datasheet | Radial, Disc | - | Bulk | Obsolete | Ceramic | 1.0kV | - | 17 mA | 500 mA | 3 s | - | - | 7.5 kOhms | 0°C ~ 60°C | - | - | - | Through Hole | 0.492" Dia x 0.276" T (12.50mm x 7.00mm) | 0.650" (16.50mm) | - | 0.197" (5.00mm) |
|
B59830C80A70PTC RESET FUSE 265V 250MA RADIAL |
8,489 |
|
Datasheet | Radial, Disc | - | Bulk | Obsolete | Ceramic | 265V | 250 mA | 510 mA | 7 A | - | - | - | - | 0°C ~ 60°C | - | - | - | Through Hole | 0.689" Dia x 0.197" T (17.50mm x 5.00mm) | 0.827" (21.00mm) | - | 0.197" (5.00mm) |
|
|
B59940C80A70PTC RESET FUSE 80V 245MA RADIAL |
7,165 |
|
Datasheet | Radial, Disc | - | Bulk | Obsolete | Ceramic | 80V | 245 mA | 500 mA | 8 A | - | - | - | 2.3 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.866" Dia x 0.138" T (22.00mm x 3.50mm) | 1.004" (25.50mm) | - | 0.197" (5.00mm) |
|
|
B59935C0160A070PTC RESET FUSE 20V 2.1A RADIAL |
8,356 |
|
Datasheet | Radial, Disc | - | Bulk | Obsolete | Ceramic | 20V | 2.1 A | 4.15 A | 10 A | - | - | - | 300 mOhms | -40°C ~ 85°C | - | - | - | Through Hole | 0.866" Dia x 0.138" T (22.00mm x 3.50mm) | 1.004" (25.50mm) | - | 0.197" (5.00mm) |
|
B59860C120A54PTC RESET FUSE 265V 140MA RADIAL |
2,286 |
|
Datasheet | Radial, Disc | - | Tape & Reel (TR) | Obsolete | Ceramic | 265V | 140 mA | 280 mA | 1.5 A | - | - | - | 15 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.433" Dia x 0.197" T (11.00mm x 5.00mm) | 0.571" (14.50mm) | - | 0.197" (5.00mm) |
|
B59955C0120A051PTC RESET FUSE 30V 850MA RADIAL |
8,361 |
|
Datasheet | Radial, Disc | B59955 | Tape & Reel (TR) | Obsolete | Ceramic | 30V | 850 mA | 1.7 A | 5.5 A | - | - | - | 800 mOhms | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.532" Dia x 0.138" T (13.50mm x 3.50mm) | 0.669" (17.00mm) | - | 0.197" (5.00mm) |
|
B59945C0120A051PTC RESET FUSE 30V 1.3A RADIAL |
8,950 |
|
Datasheet | Radial, Disc | B59945 | Tape & Reel (TR) | Obsolete | Ceramic | 30V | 1.3 A | 2.6 A | 8 A | - | - | - | 450 mOhms | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.689" Dia x 0.138" T (17.50mm x 3.50mm) | 0.827" (21.00mm) | - | 0.197" (5.00mm) |
|
|
B59860C160A51PTC RESET FUSE 160V 180MA RADIAL |
9,668 |
|
Datasheet | Radial, Disc | - | Tape & Reel (TR) | Obsolete | Ceramic | 160V | 180 mA | 360 mA | 1.5 A | - | - | - | 15 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.433" Dia x 0.197" T (11.00mm x 5.00mm) | 0.571" (14.50mm) | - | 0.197" (5.00mm) |
|
B59880C0120A054PTC RESET FUSE 265V 55MA RADIAL |
3,489 |
|
Datasheet | Radial, Disc | - | Tape & Reel (TR) | Obsolete | Ceramic | 265V | 55 mA | 110 mA | 400 mA | - | - | - | 70 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.354" Dia x 0.197" T (9.00mm x 5.00mm) | 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.
