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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
SMD1812B020TFPTC RESET FUSE 30V 200MA 1812 |
3,989 |
|
Datasheet | 1812 (4532 Metric), Concave | SMD1812 | Tape & Reel (TR) | Active | Polymeric | 30V | 200 mA | 400 mA | 100 A | 20 ms | 800 mOhms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.049" (1.25mm) | - |
|
|
SMD1812B020TF-JPTC RESET FUSE 60V 200MA 1812 |
2,930 |
|
Datasheet | 1812 (4532 Metric), Concave | SMD1812 | Tape & Reel (TR) | Active | Polymeric | 60V | 200 mA | 400 mA | 40 A | 2 s | 700 mOhms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.049" (1.25mm) | - |
|
|
SMD1812B014TFPTC RESET FUSE 60V 140MA 1812 |
1,549 |
|
Datasheet | 1812 (4532 Metric), Concave | SMD1812 | Tape & Reel (TR) | Active | Polymeric | 60V | 140 mA | 340 mA | 10 A | 150 ms | 1.5 Ohms | 6 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.077" (1.95mm) | - |
|
SMD0603B010TFPTC RESET FUSE 15V 100MA 0603 |
2,404 |
|
Datasheet | 0603 (1608 Metric), Concave | SMD0603 | Tape & Reel (TR) | Active | Polymeric | 15V | 100 mA | 300 mA | 40 A | 1 s | 900 mOhms | 6 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.031" W (1.60mm x 0.80mm) | - | 0.039" (0.98mm) | - |
|
|
SMD1812B125TF/16PTC RESET FUSE 16V 1.25A 1812 |
5,553 |
|
Datasheet | 1812 (4532 Metric), Concave | SMD1812 | Tape & Reel (TR) | Active | Polymeric | 16V | 1.25 A | 2.5 A | 100 A | 400 ms | 50 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.059" (1.50mm) | - |
|
|
SMD1812B075TF/24PTC RESET FUSE 24V 750MA 1812 |
1,475 |
|
Datasheet | 1812 (4532 Metric), Concave | SMD1812 | Tape & Reel (TR) | Active | Polymeric | 24V | 750 mA | 1.5 A | 100 A | 200 ms | 100 mOhms | 290 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.061" (1.55mm) | - |
|
BK30-185-SIPTC RESET FUSE 30V 1.85A RAD |
17,956 |
|
Datasheet | Radial, Disc | BK30 | Bulk | Active | Polymeric | 30V | 1.85 A | 3.7 A | 40 A | 8.7 s | 35 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.386" L x 0.122" W (9.80mm x 3.10mm) | 0.732" (18.60mm) | - | 0.201" (5.10mm) |
|
|
SMD2920B185TFPTC RESET FUSE 33V 1.85A 2920 |
3,548 |
|
Datasheet | 2920 (7351 Metric), Concave | SMD2920 | Tape & Reel (TR) | Active | Polymeric | 33V | 1.85 A | 3.7 A | 40 A | 2.5 s | 30 mOhms | 150 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.049" (1.25mm) | - |
|
|
SMD2920B200TF/24PTC RESET FUSE 24V 2A 2920 |
9,281 |
|
Datasheet | 2920 (7351 Metric), Concave | SMD2920 | Tape & Reel (TR) | Active | Polymeric | 24V | 2 A | 4 A | 40 A | 5 s | 20 mOhms | 125 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.049" (1.25mm) | - |
|
|
SMD2920B150TFPTC RESET FUSE 33V 1.5A 2920 |
5,475 |
|
Datasheet | 2920 (7351 Metric), Concave | SMD2920 | Tape & Reel (TR) | Active | Polymeric | 33V | 1.5 A | 3 A | 40 A | 2 s | 35 mOhms | 230 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.049" (1.25mm) | - |
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.
