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0755-82798135PTC Resettable Fuses
PTC Resettable Fuses
PTC Resettable Fuses are circuit protection components used to protect electronic systems from overcurrent, short-circuit and fault conditions. Unlike one-time fuses, PTC resettable fuses increase resistance during a fault and can return to a low-resistance state after the fault is removed and the device cools down.
This category includes polymer PTC resettable fuses, PPTC fuses, radial leaded PTC fuses, surface-mount PTC fuses and related overcurrent protection components. These devices are commonly selected based on hold current, trip current, rated voltage, resistance, response time, package type, operating temperature and application requirements.
TomatoElec supplies original PTC Resettable Fuses from recognized manufacturers such as Littelfuse, Bourns, Eaton, Bel Fuse, TE Connectivity, Murata, TDK, Panasonic and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | 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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B59975C0120A054PTC RESET FUSE 30V 450MA RADIAL |
4,794 | - |
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Datasheet |
Radial, Disc | - | Tape & Reel (TR) | Obsolete | Ceramic | 30V | 450 mA | 900 mA | 3 A | - | - | - | 1.8 Ohms | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.354" Dia x 0.138" T (9.00mm x 3.50mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
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PTGL12AR1R2H2B51B0PTC RESET FUSE 30V 645MA RADIAL |
6,886 | - |
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Datasheet |
Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 30V | 645 mA | 1.225 A | 4.3 A | - | - | - | 1.2 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.472" Dia x 0.157" W (12.00mm x 4.00mm) | 0.709" (18.00mm) | - | 0.197" (5.00mm) |
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PTGL07AR450H8B52B0PTC RESET FUSE 265V 105MA RADIAL |
2,050 | - |
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Datasheet |
Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 265V | 105 mA | 200 mA | 1 A | - | - | - | 45 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.315" Dia x 0.236" T (8.00mm x 6.00mm) | 0.591" (15.00mm) | - | 0.197" (5.00mm) |
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PTGL07AR700H8B52B0PTC RESET FUSE 265V 85MA RADIAL |
3,591 | - |
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Datasheet |
Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 265V | 85 mA | 160 mA | 400 mA | - | - | - | 70 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.315" Dia x 0.236" T (8.00mm x 6.00mm) | 0.551" (14.00mm) | - | 0.197" (5.00mm) |
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MF-RHT750-APPTC RESET FUSE 16V 7.5A RADIAL |
9,804 | - |
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Datasheet |
Radial, Disc | Multifuse®, MF-RHT | Tape & Box (TB) | Active | Polymeric | 16V | 7.5 A | 13.1 A | 100 A | 7 s | 9.4 mOhms | 22 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.925" (23.50mm) | - | 0.114" (2.90mm) |
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MF-RHT750-0-14PTC 7.5A 16V RADIAL LEADED HI-TE |
4,250 | - |
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Datasheet |
Radial, Disc | Multifuse®, MF-RHT | Bulk | Active | Polymeric | 16V | 7.5 A | 13.1 A | 100 A | 7 s | 9.4 mOhms | 22 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.862" (21.90mm) | - | 0.201" (5.10mm) |
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TD0710-B33-2JBPTC RESET FUSE |
5,836 | - |
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- |
- | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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PTCTL3MR250HTEPTC RESET FUSE 250V 70MA RADIAL |
6,431 | - |
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Datasheet |
Radial, Disc | - | Tape & Reel (TR) | Active | Ceramic | 250V | 70 mA | 175 mA | 3.2 A | 1.3 s | - | - | 25 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.276" Dia x 0.157" T (7.00mm x 4.00mm) | 0.386" (9.80mm) | - | 0.197" (5.00mm) |
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PTGL12AS4R7K6B51A0PTC RESET FUSE 140V 393MA RADIAL |
4,650 | - |
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Datasheet |
Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 140V | 393 mA | 523 mA | 3.5 A | - | - | - | 4.7 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.453" Dia x 0.177" T (11.50mm x 4.50mm) | 0.650" (16.50mm) | - | 0.197" (5.00mm) |
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16R185BPRPTC RESET FUSE 16V 1.85A RADIAL |
9,954 | - |
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Datasheet |
Radial, Disc | POLY-FUSE®, USBR | Cut Tape (CT) | Obsolete | Polymeric | 16V | 1.85 A | 3.7 A | 40 A | 10 s | 30 mOhms | 90 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" L x 0.118" W (10.20mm x 3.00mm) | 0.618" (15.70mm) | - | 0.201" (5.10mm) |
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0ZRP0110FF2BPTC RESET FUSE 60V 1.1A RADIAL |
9,822 | - |
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Datasheet |
Radial, Disc | 0ZRP | Tape & Reel (TR) | Active | Polymeric | 60V | 1.1 A | 2.2 A | 40 A | 3 s | 170 mOhms | 470 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.299" L x 0.161" W (7.60mm x 4.10mm) | 0.591" (15.00mm) | - | 0.201" (5.10mm) |
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0ZRM0200FF1APTC RESET FUSE 120V 2A RADIAL |
9,250 | - |
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Datasheet |
Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 2 A | 4.2 A | 20 A | 36 s | 80 mOhms | 210 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.925" L x 0.161" W (23.50mm x 4.10mm) | 1.098" (27.90mm) | - | 0.402" (10.20mm) |
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PTR016V1000-TR1PTC RESET FUSE 16V 10A RADIAL |
6,783 | - |
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Datasheet |
Radial, Disc | PTR016V | Tape & Reel (TR) | Active | Polymeric | 16V | 10 A | 17 A | 100 A | 6 s | 4 mOhms | 10 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.650" L x 0.122" W (16.50mm x 3.10mm) | 1.102" (28.00mm) | - | 0.197" (5.00mm) |
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CMF-SDP50A-15-2CERAMIC PTC |
4,166 | - |
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Datasheet |
4-SMD Cube | CMF-SDP | Tape & Reel (TR) | Active | Ceramic | 230V | 90 mA | 190 mA | 2.5 A | 200 ms | 1 Ohms | 50 Ohms | - | -40°C ~ 125°C | - | - | - | Surface Mount | 0.344" L x 0.283" W (8.75mm x 7.20mm) | - | 0.402" (10.20mm) | - |
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PTGL07AR150M5B51B0THERMISTOR PTC 15 OHM 120C |
6,481 | - |
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Datasheet |
Radial, Disc | Posistor® | Bulk | Obsolete | Ceramic | - | - | - | - | - | - | - | 15 Ohms | - | - | - | - | Through Hole | - | - | - | - |
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PTCCL07H171FBEPTC RESET FUSE 145V 170MA RADIAL |
9,906 | - |
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Datasheet |
Radial, Disc | PTCCL - 145V | Bulk | Active | Ceramic | 145V | 170 mA | 255 mA | 1 A | - | - | - | 19 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.276" Dia x 0.197" T (7.00mm x 5.00mm) | 0.472" (12.00mm) | - | 0.197" (5.00mm) |
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PTCCL07H211FBEPTC RESET FUSE 145V 210MA RADIAL |
4,091 | - |
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Datasheet |
Radial, Disc | PTCCL - 145V | Bulk | Active | Ceramic | 145V | 210 mA | 315 mA | 1.4 A | - | - | - | 12 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.276" Dia x 0.197" T (7.00mm x 5.00mm) | 0.472" (12.00mm) | - | 0.197" (5.00mm) |
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PTCCL09H271FBEPTC RESET FUSE 145V 270MA RADIAL |
4,734 | - |
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Datasheet |
Radial, Disc | PTCCL - 145V | Bulk | Active | Ceramic | 145V | 270 mA | 405 mA | 2.2 A | - | - | - | 8 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.335" Dia x 0.197" T (8.50mm x 5.00mm) | 0.532" (13.50mm) | - | 0.197" (5.00mm) |
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PTGL12AS2R2K4B51A0PTC RESET FUSE 60V 556MA RADIAL |
9,401 | - |
|
Datasheet |
Radial, Disc | POSISTOR®, PTGL | Tape & Box (TB) | Obsolete | Ceramic | 60V | 556 mA | 739 mA | 5 A | - | - | - | 2.2 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.453" Dia x 0.138" T (11.50mm x 3.50mm) | 0.650" (16.50mm) | - | 0.197" (5.00mm) |
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PTGL12AS0R8K2B51A0PTC RESET FUSE 30V 867MA RADIAL |
6,801 | - |
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Datasheet |
Radial, Disc | POSISTOR®, PTGL | Tape & Box (TB) | Obsolete | Ceramic | 30V | 867 mA | 1.153 A | 7 A | - | - | - | 800 mOhms | -30°C ~ 85°C | - | - | - | Through Hole | 0.453" Dia x 0.138" T (11.50mm x 3.50mm) | 0.650" (16.50mm) | - | 0.197" (5.00mm) |

