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 ICMENU 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
B59772B0120A070PTC RESET FUSE 420V RADIAL DISC |
893 |
|
Datasheet | Radial, Disc | B59772 | Bulk | Active | Ceramic | 420V | - | 86 mA | 1.4 A | 3 s | - | - | 150 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.335" Dia x 0.276" T (8.50mm x 7.00mm) | 0.197" (5.00mm) | - | 0.197" (5.00mm) |
|
B59315P1080A062THERMISTOR PTC 25% 4032 |
767 |
|
Datasheet | 4032 (1080 Metric) | B59315 | Tape & Reel (TR) | Active | Ceramic | 80V | 80 mA | 165 mA | 1.6 A | - | 9.6 Ohms | 16 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.394" L x 0.315" W (10.00mm x 8.00mm) | - | 0.150" (3.80mm) | - |
|
B59955C0120A070PTC RESET FUSE 30V 850MA RADIAL |
1,606 |
|
Datasheet | Radial, Disc | B59955 | Bulk | Active | 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) |
|
B59850C0160A070PTC RESET FUSE 160V 250MA RADIAL |
119 |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 160V | 250 mA | 500 mA | 2.2 A | - | - | - | 10 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.532" Dia x 0.197" T (13.50mm x 5.00mm) | 0.669" (17.00mm) | - | 0.197" (5.00mm) |
|
B59870C0120A051PTC RESET FUSE 265V 100MA RADIAL |
10,321 |
|
Datasheet | Radial, Disc | - | Tape & Reel (TR) | Active | Ceramic | 265V | 100 mA | 200 mA | 1 A | - | - | - | 25 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) |
|
|
B59873C0120A051PTC RESET FUSE 265V 70MA RADIAL |
4,000 |
|
Datasheet | Radial, Disc | - | Tape & Reel (TR) | Active | Ceramic | 265V | 70 mA | 140 mA | 1 A | - | - | - | 45 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) |
|
B59115P1120A062PTC RESET FUSE 80V 70MA 3225 |
1,900 |
|
Datasheet | 3225 (8063 Metric) | B59115 | Tape & Reel (TR) | Active | Ceramic | 80V | 70 mA | 145 mA | 700 mA | - | - | - | 55 Ohms | -40°C ~ 60°C | Automotive | AEC-Q200 | - | Surface Mount | 0.315" L x 0.248" W (8.00mm x 6.30mm) | - | 0.150" (3.80mm) | - |
|
B59945C0160A070PTC RESET FUSE 20V 1.5A RADIAL |
2,440 |
|
Datasheet | Radial, Disc | B59945 | Bulk | Active | Ceramic | 20V | 1.5 A | 3.05 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) |
|
|
B59945C0120A070PTC RESET FUSE 30V 1.3A RADIAL |
1,335 |
|
Datasheet | Radial, Disc | B59945 | Bulk | Active | 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) |
|
B59840C0080A070PTC RESET FUSE 265V 170MA RADIAL |
304 |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 265V | 170 mA | 350 mA | 4.1 A | - | - | - | 6 Ohms | 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) |
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 ICMENU 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. ICMENU will review your request and provide available stock, pricing and sourcing information.