Littelfuse PTC Resettable Fuses
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CategoryPower / Circuit Protection / PTC Resettable Fuses
ManufacturerLittelfuse Inc.
Records 1,697
Page 4/57
Image |
Part Number |
Manufacturer |
Description |
In Stock |
Quantity |
Series | Type | Voltage - Max | Current - Max | Current - Hold (Ih) (Max) | Current - Trip (It) | Time to Trip | Resistance - Initial (Ri) (Min) | Resistance - Post Trip (R1) (Max) | Resistance - 25°C (Typ) | Operating Temperature | Ratings | Mounting Type | Package / Case | Size / Dimension | Height - Seated (Max) | Thickness (Max) | Lead Spacing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Littelfuse |
PTC RESET FUSE 80V 80MA 2SMD |
65,476 |
|
PolySwitch®, TS250 | Polymeric | 80V (250V Int) | 3A | 80mA | 240mA | 800ms | 5 Ohms | 20 Ohms | - | -40°C ~ 85°C | - | Surface Mount | 2-SMD | 0.287" L x 0.199" W (7.30mm x 5.05mm) | - | 0.146" (3.70mm) | - |
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Littelfuse |
PTC RESET FUSE 72V 400MA RADIAL |
103,080 |
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PolySwitch®, RXEF | Polymeric | 72V | 40A | 400mA | 800mA | 3.8s | 550 mOhms | 1.29 Ohms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.299" Dia x 0.118" T (7.60mm x 3.00mm) | 0.532" (13.50mm) | - | 0.199" (5.05mm) |
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Littelfuse |
PTC RESET FUSE 60V 130MA 2SMD |
960 |
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PolySwitch®, TS250 | Polymeric | 60V (250V Int) | 3A | 130mA | 260mA | 2s | 4 Ohms | 12 Ohms | - | -40°C ~ 85°C | - | Surface Mount | 2-SMD | 0.240" L x 0.272" W (6.10mm x 6.90mm) | - | 0.126" (3.20mm) | - |
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Littelfuse |
PTC RESET FUSE 30V 1.35A RADIAL |
86,280 |
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PolySwitch®, RUEF | Polymeric | 30V | 100A | 1.35A | 2.7A | 7.3s | 40 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.532" (13.50mm) | - | 0.199" (5.05mm) |
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Littelfuse |
PTC RESET FUSE 72V 750MA RADIAL |
87,480 |
|
PolySwitch®, RXEF | Polymeric | 72V | 40A | 750mA | 1.5A | 6.3s | 250 mOhms | 600 mOhms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.402" Dia x 0.118" T (10.20mm x 3.00mm) | 0.598" (15.20mm) | - | 0.199" (5.05mm) |
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Littelfuse |
PTC RESET FUSE 250V 150MA RADIAL |
480 |
|
PolySwitch®, TRF600 | Polymeric | 250V (600V Int) | 3A | 150mA | 300mA | 4s | 6 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.354" L x 0.181" W (9.00mm x 4.60mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
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Littelfuse |
PTC RESET FUSE 30V 2.5A RADIAL |
68,638 |
|
PolySwitch®, RUEF | Polymeric | 30V | 100A | 2.5A | 5A | 10.3s | 20 mOhms | 70 mOhms | - | - | - | Through Hole | Radial, Disc | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.720" (18.30mm) | - | 0.199" (5.05mm) |
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Littelfuse |
PTC RESET FUSE 72V 1.1A RADIAL |
55,170 |
|
PolySwitch®, RXEF | Polymeric | 72V | 40A | 1.1A | 2.2A | 8.2s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.504" Dia x 0.118" T (12.80mm x 3.00mm) | 0.689" (17.50mm) | - | 0.200" (5.08mm) |
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|
Littelfuse |
PTC RESET FUSE 30V 3A RADIAL |
174,606 |
|
PolySwitch®, RUEF | Polymeric | 30V | 100A | 3A | 6A | 10.8s | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.650" (16.50mm) | - | 0.199" (5.05mm) |
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Littelfuse |
PTC RESET FUSE 240V 50MA RADIAL |
140 |
|
PolySwitch®, LVR | Polymeric | 240V (265V Int) | 1A | 50mA | 120mA | 10s | 18.5 Ohms | 65 Ohms | - | -20°C ~ 85°C | - | Through Hole | Radial, Disc | 0.272" Dia x 0.181" T (6.90mm x 4.60mm) | 0.390" (9.90mm) | - | 0.200" (5.08mm) |
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Littelfuse |
PTC RESET FUSE 60V 2.5A RADIAL |
54,096 |
|
PolySwitch®, RKEF | Polymeric | 60V | 40A | 2.5A | 5A | 15.6s | 40 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.512" L x 0.150" W (13.00mm x 3.81mm) | 0.740" (18.80mm) | - | 0.200" (5.08mm) |
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Littelfuse |
PTC RESET FUSE 15V 1.2A STRAP |
78,264 |
|
PolySwitch®, SRP | Polymeric | 15V | 100A | 1.2A | 2.7A | 5s | 85 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | User Defined | Strap | 0.827" L x 0.199" W (21.00mm x 5.05mm) | - | 0.039" (1.00mm) | - |
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Littelfuse |
PTC RESET FUSE 240V 80MA RADIAL |
86,154 |
|
PolySwitch®, LVR | Polymeric | 240V (265V Int) | 1.2A | 80mA | 190mA | 10s | 7.4 Ohms | 26 Ohms | - | -20°C ~ 85°C | - | Through Hole | Radial, Disc | 0.283" Dia x 0.181" T (7.20mm x 4.60mm) | 0.488" (12.40mm) | - | 0.200" (5.08mm) |
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Littelfuse |
PTC RESET FUSE 15V 1.75A STRAP |
38,263 |
|
PolySwitch®, SRP | Polymeric | 15V | 100A | 1.75A | 3.8A | 5s | 50 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | User Defined | Strap | 0.866" L x 0.199" W (22.00mm x 5.05mm) | - | 0.039" (1.00mm) | - |
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Littelfuse |
PTC RESET FUSE 60V 3A RADIAL |
501 |
|
PolySwitch®, RKEF | Polymeric | 60V | 40A | 3A | 6A | 19.8s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 0.835" (21.20mm) | - | 0.199" (5.05mm) |
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Littelfuse |
PTC RESET FUSE 72V 2.5A RADIAL |
13,560 |
|
PolySwitch®, RXEF | Polymeric | 72V | 40A | 2.5A | 5A | 15.6s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | Through Hole | Radial, Disc | 0.819" Dia x 0.118" T (20.80mm x 3.00mm) | 1.000" (25.40mm) | - | 0.400" (10.15mm) |
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Littelfuse |
PTC RESET FUSE 6V 1.75A 0603 |
149,322 |
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POLY-FUSE®, LoRho | Polymeric | 6V | 50A | 1.75A | 3.5A | 600ms | 5 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 0603 (1608 Metric), Concave | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.039" (1.00mm) | - |
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Littelfuse |
PTC RESET FUSE 6V 1A 0603 |
102,635 |
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POLY-FUSE®, LoRho | Polymeric | 6V | 50A | 1A | 1.8A | 300ms | 40 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 0603 (1608 Metric), Concave | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.030" (0.75mm) | - |
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Littelfuse |
PTC RESET FUSE 6V 750MA 0603 |
3,883 |
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POLY-FUSE®, LoRho | Polymeric | 6V | 50A | 750mA | 1.5A | 200ms | 20 mOhms | 165 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 0603 (1608 Metric), Concave | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.030" (0.75mm) | - |
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Littelfuse |
PTC RESET FUSE 6V 1.1A 0805 |
37,815 |
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POLY-FUSE®, LoRho | Polymeric | 6V | 50A | 1.1A | 1.8A | 300ms | 30 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 0805 (2012 Metric), Concave | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.030" (0.75mm) | - |
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Littelfuse |
PTC RESET FUSE 6V 750MA 0805 |
6,572 |
|
POLY-FUSE®, LoRho | Polymeric | 6V | 50A | 750mA | 1.5A | 200ms | 40 mOhms | 160 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 0805 (2012 Metric), Concave | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.030" (0.75mm) | - |
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Littelfuse |
PTC RESET FUSE 6V 750MA 1206 |
75,227 |
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POLY-FUSE®, LoRho | Polymeric | 6V | 50A | 750mA | 1.5A | 300ms | 17 mOhms | 180 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 1206 (3216 Metric), Concave | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.030" (0.75mm) | - |
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Littelfuse |
PTC RESET FUSE 6V 2.82A 1206 |
264,817 |
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POLY-FUSE®, LoRho | Polymeric | 6V | 50A | 2.82A | 8A | 5s | 2 mOhms | 14 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 1206 (3216 Metric), Concave | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.028" (0.70mm) | - |
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Littelfuse |
PTC RESET FUSE 6V 1.5A 0603 |
18,150 |
|
POLY-FUSE®, LoRho | Polymeric | 6V | 50A | 1.5A | 3A | 500ms | 7 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 0603 (1608 Metric), Concave | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.039" (1.00mm) | - |
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Littelfuse |
PTC RESET FUSE 30V 2A STRAP |
261 |
|
PolySwitch®, SRP | Polymeric | 30V | 100A | 2A | 4.4A | 4s | 30 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | User Defined | Strap | 0.880" L x 0.417" W (22.35mm x 10.60mm) | - | 0.043" (1.10mm) | - |
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Littelfuse |
PTC RESET FUSE 30V 3.5A STRAP |
256 |
|
PolySwitch®, SRP | Polymeric | 30V | 100A | 3.5A | 6.3A | 3s | 17 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | User Defined | Strap | 1.185" L x 0.522" W (30.10mm x 13.25mm) | - | 0.043" (1.10mm) | - |
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Littelfuse |
PTC RESET FUSE 30V 350MA 1812 |
17,520 |
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POLY-FUSE®, 1812L | Polymeric | 30V | 40A | 350mA | 750mA | 150ms | 400 mOhms | 1.7 Ohms | - | -40°C ~ 85°C | - | Surface Mount | 1812 (4532 Metric), Concave | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.049" (1.25mm) | - |
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Littelfuse |
PTC RESET FUSE 12V 2A 1812 |
3,577 |
|
POLY-FUSE®, 1812L | Polymeric | 12V | 100A | 2A | 3.5A | 2s | 20 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 1812 (4532 Metric), Concave | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.047" (1.20mm) | - |
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Littelfuse |
PTC RESET FUSE 16V 5A 2920 |
46,409 |
|
POLY-FUSE®, 2920L | Polymeric | 16V | 40A | 5A | 10A | 5s | 5 mOhms | 25 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 2920 (7351 Metric), Concave | 0.289" L x 0.202" W (7.35mm x 5.12mm) | - | 0.063" (1.60mm) | - |
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Littelfuse |
PTC RESET FUSE 15V 4A 2920 |
8,651 |
|
POLY-FUSE®, 2920L | Polymeric | 15V | 40A | 4A | 8A | 4s | 10 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | Surface Mount | 2920 (7351 Metric), Concave | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.063" (1.60mm) | - |