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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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PTCCL09H471DBEPTC RESET FUSE 30V 470MA RADIAL |
1,044 | - |
|
Datasheet |
Radial, Disc | PTCCL - 30V | Bulk | Active | Ceramic | 30V | 470 mA | 705 mA | 5 A | - | - | - | 2.5 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.335" Dia x 0.157" T (8.50mm x 4.00mm) | 0.532" (13.50mm) | - | 0.197" (5.00mm) |
|
RGEF1100PTC RESET FUSE 16V 11A RADIAL |
400 | - |
|
Datasheet |
Radial, Disc | PolySwitch®, RGEF | Bag | Active | Polymeric | 16V | 11 A | 18.7 A | 100 A | 7 s | 3.7 mOhms | 8.9 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.669" L x 0.098" W (17.00mm x 2.50mm) | 1.024" (26.00mm) | - | 0.199" (5.05mm) |
|
2920L700/12MR-APTC RESET FUSE 12V 7A 2920 |
2,787 | - |
|
Datasheet |
2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 12V | 7 A | 14 A | 50 A | 2 s | 3 mOhms | 18 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.063" (1.60mm) | - |
|
MF-PSHT016KX-2PTC RESET FUSE 16V 160MA 0805 |
8,616 | - |
|
Datasheet |
0805 (2012 Metric), Concave | Multifuse®, MF-PSHT | Tape & Reel (TR) | Active | Polymeric | 16V | 160 mA | 800 mA | 40 A | 100 ms | 700 mOhms | 6 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.031" (0.80mm) | - |
|
|
B59771B0120A070PTC RESET FUSE 420V RADIAL DISC |
4,640 | - |
|
Datasheet |
Radial, Disc | B59771 | Bulk | Active | Ceramic | 420V | - | 97 mA | 1.4 A | 3 s | - | - | 120 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) |
|
PTCCL09H171HBEPTC RESET FUSE 265V 170MA RADIAL |
3,369 | - |
|
Datasheet |
Radial, Disc | PTCCL - 265V | Bulk | Active | Ceramic | 265V | 170 mA | 255 mA | 900 mA | - | - | - | 22 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.335" Dia x 0.217" T (8.50mm x 5.50mm) | 0.532" (13.50mm) | - | 0.197" (5.00mm) |
|
PTCCL09H541DBEPTC RESET FUSE 30V 540MA RADIAL |
2,927 | - |
|
Datasheet |
Radial, Disc | PTCCL - 30V | Bulk | Active | Ceramic | 30V | 540 mA | 810 mA | 6 A | - | - | - | 1.9 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.335" Dia x 0.157" T (8.50mm x 4.00mm) | 0.532" (13.50mm) | - | 0.197" (5.00mm) |
|
|
0ZRN1000FF1APTC RESET FUSE 16V 10A RADIAL |
260 | - |
|
Datasheet |
Radial, Disc | 0ZRN | Bulk | Active | Polymeric | 16V | 10 A | 18.5 A | 100 A | 9 s | 6.2 mOhms | 15 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.689" L x 0.118" W (17.50mm x 3.00mm) | 1.043" (26.50mm) | - | 0.402" (10.20mm) |
|
|
B59860C0160A070PTC RESET FUSE 160V 180MA RADIAL |
150 | - |
|
Datasheet |
Radial, Disc | - | Bulk | Active | 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) |
|
0ZRM0135AF1APTC RESET FUSE 120V 1.35A RADIAL |
1,008 | - |
|
Datasheet |
Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 1.35 A | 2.7 A | 13.5 A | 20 s | 110 mOhms | 300 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.610" L x 0.161" W (15.50mm x 4.10mm) | 0.811" (20.60mm) | - | 0.201" (5.10mm) |
|
RXEF300-1PTC RESET FUSE 72V 3A RADIAL |
250 | - |
|
Datasheet |
Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.941" Dia x 0.118" T (23.90mm x 3.00mm) | 1.126" (28.60mm) | - | 0.400" (10.15mm) |
|
RUEF800-1PTC RESET FUSE 30V 8A RADIAL |
163 | - |
|
Datasheet |
Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.118" (28.40mm) | - | 0.400" (10.15mm) |
|
|
B59985C0120A051PTC RESET FUSE 30V 250MA RADIAL |
14,057 | - |
|
Datasheet |
Radial, Disc | B59985 | Tape & Reel (TR) | Active | Ceramic | 30V | 250 mA | 500 mA | 1 A | - | - | - | 4.6 Ohms | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.256" Dia x 0.138" T (6.50mm x 3.50mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
RF5030-000PPTC-MINI-PSW |
8,219 | - |
|
Datasheet |
1206 (3216 Metric), Concave | PolySwitch®nanoASMDCH | Tape & Reel (TR) | Active | Polymeric | 30V | 50 mA | 150 mA | 20 A | 20 s | 3.5 Ohms | 35 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.033" (0.85mm) | - |
|
B59980C0080A051PTC RESET FUSE 80V 50MA RADIAL |
4,110 | - |
|
Datasheet |
Radial, Disc | B59980 | Tape & Reel (TR) | Active | Ceramic | 80V | 50 mA | 110 mA | 1 A | - | - | - | 25 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" Dia x 0.138" T (6.50mm x 3.50mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
RXEF300-2PTC RESET FUSE 72V 3A RADIAL |
3,229 | - |
|
Datasheet |
Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Active | Polymeric | 72V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.941" Dia x 0.118" T (23.90mm x 3.00mm) | 1.126" (28.60mm) | - | 0.400" (10.15mm) |
|
0ZCF0700FF2CPTC RESET FUSE 7.0A 12V SMD 2920 |
1,651 | - |
|
Datasheet |
2920 (7351 Metric), Concave | 0ZCF | Tape & Reel (TR) | Active | Polymeric | 12V | 7 A | 14 A | 100 A | - | - | - | - | - | Automotive | AEC-Q200 | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.059" (1.50mm) | - |
|
NANOASMDCH075F-2PPTC-MINI-PSW |
562 | - |
|
Datasheet |
1206 (3216 Metric), Concave | PolySwitch®nanoASMDCH | Tape & Reel (TR) | Active | Polymeric | 12V | 750 mA | 2.25 A | 40 A | 150 ms | 80 mOhms | 460 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.039" (1.00mm) | - |
|
MICROASMDCH110F-2PPTC-MINI-PSW |
466 | - |
|
Datasheet |
1210 (3225 Metric), Concave | PolySwitch®, microASMD | Tape & Reel (TR) | Active | Polymeric | 16V | 1.1 A | 3.3 A | 20 A | 500 ms | 60 mOhms | 500 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.041" (1.05mm) | - |
|
AHRL750PTC RESET FUSE 7.5A 16V RAD |
283 | - |
|
Datasheet |
Radial, Disc | PolySwitch®, AHRL | Bulk | Active | Polymeric | 16V | 7.5 A | 15 A | 100 A | 7 s | 7.3 mOhms | 12.5 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.465" L x 0.118" W (11.80mm x 3.00mm) | 0.748" (19.00mm) | - | 0.199" (5.05mm) |

