PTC Resettable Fuses
Explore PTC Resettable Fuses parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks 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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FSMD012-1206-RRESETTABLE FUSE - SMD, 1206 SIZE |
12,000 |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 48V | 120 mA | 390 mA | 100 A | 200 ms | 1.4 Ohms | 6.5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.033" (0.85mm) | - |
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FSMD050-0805RRESETTABLE FUSE - SMD, 0805 SIZE |
12,000 |
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Datasheet | 0805 (2012 Metric), Concave | FSMD0805 | Tape & Reel (TR) | Active | - | 6V | 500 mA | 1 A | 100 A | 100 ms | 150 mOhms | 850 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.049" (1.25mm) | - |
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FSMD005-1206-RRESETTABLE FUSE - SMD, 1206 SIZE |
12,000 |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 60V | 50 mA | 150 mA | 100 A | 1.5 s | 3.6 Ohms | 50 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.033" (0.85mm) | - |
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FSMD110-1206RRESETTABLE FUSE - SMD, 1206 SIZE |
3,000 |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 8V | 1.1 A | 2.2 A | 100 A | 300 ms | 40 mOhms | 180 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.039" (1.00mm) | - |
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FSMD100-1206RRESETTABLE FUSE - SMD, 1206 SIZE |
3,000 |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 6V | 1 A | 1.8 A | 100 A | 300 ms | 55 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.039" (1.00mm) | - |
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FSMD125-16RRESETTABLE FUSE - SMD, 1812 SIZE |
1,500 |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 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) | - | 0.039" (1.00mm) | - |
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MPTR60V050PTC RESET FUSE 60V 0.5A RADIAL |
2,000 |
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Datasheet | Radial, Disc | MPTR | Bulk | Active | Polymeric | 60V | 500 mA | 1 A | 40 A | 4 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.122" T (7.90mm x 3.10mm) | 0.539" (13.70mm) | - | 0.201" (5.10mm) |
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MPTS1206L050PTC RESET FUSE 8V 0.5A 1206 |
8,000 |
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Datasheet | 1206 (3216 Metric) | MPTS | Tape & Reel (TR) | Active | Polymeric | 8V | 500 mA | 1 A | 100 A | 100 ms | 150 mOhms | 700 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.022" (0.55mm) | - |
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MPTS1206L025RPTC RESET FUSE 16V 0.25A 1206 |
3,000 |
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Datasheet | 1206 (3216 Metric), Concave | MPTS | Tape & Reel (TR) | Active | Polymeric | 16V | 250 mA | 500 mA | 100 A | 80 ms | 550 mOhms | 2.3 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.030" (0.75mm) | - |
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MPTS2920L125RPTC RESET FUSE 33V 1.25A 2920 |
2,000 |
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Datasheet | 2920 (7351 Metric), Concave | MPTS | Tape & Reel (TR) | Active | Polymeric | 33V | 1.25 A | 2.5 A | 100 A | 2 s | 50 mOhms | 250 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.039" (1.00mm) | - |
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FSMD075-33RRESETTABLE FUSE - SMD, 1812 SIZE |
10,500 |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 33V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 400 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.061" (1.55mm) | - |
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FSMD260RRESETTABLE FUSE - SMD, 1812 SIZE |
2,000 |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 8V | 2.6 A | 5 A | 100 A | 2.5 s | 15 mOhms | 47 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.047" (1.20mm) | - |
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FSMD160-12RRESETTABLE FUSE - SMD, 1812 SIZE |
2,000 |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 12V | 1.6 A | 3.2 A | 100 A | 1 s | 30 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.053" (1.35mm) | - |
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FSMD160-16RRESETTABLE FUSE - SMD, 1812 SIZE |
2,000 |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 16V | 1.6 A | 3.2 A | 100 A | 1 s | 30 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.053" (1.35mm) | - |
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FSMD075-24RRESETTABLE FUSE - SMD, 1812 SIZE |
1,500 |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 24V | 750 mA | 1.5 A | 100 A | 200 ms | 110 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) | - |
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FSMD010-1206-RRESETTABLE FUSE - SMD, 1206 SIZE |
9,000 |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 60V | 100 mA | 250 mA | 100 A | 1 s | 1.6 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.033" (0.85mm) | - |
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FSMD110-0805RRESETTABLE FUSE - SMD, 0805 SIZE |
3,000 |
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Datasheet | 0805 (2012 Metric), Concave | FSMD0805 | Tape & Reel (TR) | Active | - | 6V | 1.1 A | 2.2 A | 100 A | 200 ms | 50 mOhms | 200 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.071" (1.80mm) | - |
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FSMD200-24-2920-RRESETTABLE FUSE - SMD, 2920 SIZE |
2,000 |
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Datasheet | 2920 (7351 Metric), Concave | FSMD2920 | Tape & Reel (TR) | Active | - | 24V | 2 A | 4 A | 100 A | 5 s | 35 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.031" (0.80mm) | - |
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FSMD200-1206RRESETTABLE FUSE - SMD, 1206 SIZE |
2,000 |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 6V | 2 A | 3.5 A | 100 A | 1.5 s | 18 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.063" (1.60mm) | - |
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FSMD300RRESETTABLE FUSE - SMD, 1812 SIZE |
1,500 |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 6V | 3 A | 5 A | 100 A | 4 s | 12 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.061" (1.55mm) | - |
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.
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