- Factory Lead Time
- Moisture Sensitivity Level (MSL)
- Mounting Type
- Operating Temperature
- Package / Case
- Packaging
- Part Status
- Resistance - Initial (Ri) (Min)
- Resistance - Post Trip (R1) (Max)
- RoHS Status
- Series
- Size / Dimension
Attribute column
Manufacturer
Littelfuse PTC Resettable Fuses
Product | Inventory | Pricing(USD) | Quantity | Datasheet | RoHS | Factory Lead Time | Mounting Type | Package / Case | Surface Mount | Terminal Shape | Operating Temperature | Packaging | Published | Series | Size / Dimension | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | Termination | ECCN Code | Type | Resistance | Terminal Finish | Additional Feature | HTS Code | Voltage - Rated DC | Packing Method | Reach Compliance Code | Current Rating | Case Code (Metric) | Rated Power Dissipation (P) | Approval Agency | Case Code (Imperial) | Operating Supply Voltage | Lead Spacing | Max Current Rating | Power Dissipation | Terminal Placement | Max Voltage Rating (DC) | Rated (AC) Voltage (URac) | Hold Current | Current - Hold (Ih) (Max) | Thermistor Application | Voltage - Max | Time to Trip | Resistance - Initial (Ri) (Min) | Resistance - Post Trip (R1) (Max) | Current - Trip (It) | Trip Current | Height Seated (Max) | Thickness (Max) | REACH SVHC | RoHS Status | Lead Free | Ratings |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 RUSBF120-2 Littelfuse Inc. | 22 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Reel (TR) | 2013 | PolySwitch®, RUSBF | 0.272Lx0.122W 6.90mmx3.10mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | RESISTANCE RANGE(MIN-MAX): 0.070-0.0975 | - | - | TR, 14.6 INCH | unknown | - | - | 0.6W | CSA, TUV, UL | - | - | 0.200 5.08mm | - | - | - | - | 6V | - | 1.2A | TEMPERATURE SENSING | 6V | 500ms | 70mOhm | 140mOhm | 2A | - | 0.461 11.70mm | - | - | ROHS3 Compliant | - | - | ||
 RXEF020-AP Littelfuse Inc. | 1956 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2011 | PolySwitch®, RXEF | 0.291Dia x 0.118 T 7.40mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | 1.83-2.75 OHMS AT 20 DEG CEL | - | - | AMMO PACK | unknown | - | - | - | CQC, CSA, TUV, UL | - | - | 0.199 5.05mm | - | - | - | - | 72V | 200mA | - | TEMPERATURE SENSING | 72V | 2.2s | 1.83Ohm | 4.4Ohm | 400mA | 400mA | 0.461 11.70mm | - | - | ROHS3 Compliant | - | - | ||
 RXEF135K-AP Littelfuse Inc. | 22 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Tape & Box (TB) | 2013 | PolySwitch®, RXEF | 0.535Dia x 0.118 T 13.58mmx3.00mm | - | yes | Active | 1 (Unlimited) | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | CQC, CSA, TUV, UL | - | - | 0.199 5.05mm | - | - | - | - | - | - | 1.35A | - | 72V | 9.6s | 120mOhm | 300mOhm | 2.7A | - | 0.776 19.70mm | - | - | ROHS3 Compliant | - | - | ||
 RUEF500K-2 Littelfuse Inc. | 31 | - | Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Tape & Reel (TR) | 2011 | PolySwitch®, RUEF | 0.551Lx0.118W 14.00mmx3.00mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | CQC, CSA, TUV, UL | - | - | 0.400 10.15mm | - | - | - | - | - | - | 5A | - | 30V | 14.5s | 10mOhm | 50mOhm | 10A | - | 1.008 25.60mm | - | - | ROHS3 Compliant | - | - | ||
 RHEF450-2 Littelfuse Inc. | 22 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~125°C | Tape & Reel (TR) | 2011 | PolySwitch®, RHEF | 0.409Lx0.118W 10.40mmx3.00mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | unknown | - | - | - | CSA, TUV, UL | - | - | 0.199 5.05mm | - | - | - | - | - | 4.5A | - | - | 16V | 3s | 22mOhm | 54mOhm | 7.8A | 7.8A | 0.614 15.60mm | - | - | ROHS3 Compliant | - | - | ||
 16R1200GMR Littelfuse Inc. | In Stock | - | Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2010 | POLY-FUSE®, 16R | 0.689Lx0.138W 17.50mmx3.50mm | e3 | - | Active | 1 (Unlimited) | 2 | Radial | EAR99 | Polymeric | 8.6mOhm | Matte Tin (Sn) | - | 8533.40.80.70 | 16V | AMMO PACK; TR | - | - | - | - | cURus, TUV | - | 16V | 0.402 10.20mm | 100A | 4.2W | - | 16V | - | 12A | - | TEMPERATURE SENSING | - | 7.5s | 3.3mOhm | 8.6mOhm | - | 20.4A | 1.102 28.00mm | - | No SVHC | ROHS3 Compliant | - | - | ||
 RGEF400K-2 Littelfuse Inc. | 31 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Tape & Reel (TR) | 2013 | PolySwitch®, RGEF | 0.331Lx0.098W 8.40mmx2.50mm | - | - | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | CSA, TUV, UL | - | - | 0.199 5.05mm | - | - | - | - | - | - | 4A | - | 16V | 1.7s | 21mOhm | 60mOhm | 6.8A | - | 0.504 12.80mm | - | - | ROHS3 Compliant | - | - | ||
 1206L100WR Littelfuse Inc. | 35000 | - | Datasheet | - | Surface Mount | 1206 (3216 Metric), Concave | YES | WRAPAROUND | -40°C~85°C | Tape & Reel (TR) | 2009 | POLY-FUSE®, 1206L | 0.126Lx0.065W 3.20mmx1.65mm | e3 | - | Obsolete | 1 (Unlimited) | 2 | SMD/SMT | EAR99 | Polymeric | 210mOhm | Matte Tin (Sn) | 0.055 OHM MEASURED AT 20 DEG CEL | 8533.40.80.70 | 6V | TR | - | 100A | 3216 | - | TUV, cULus | 1206 | - | - | 100A | 800mW | DUAL ENDED | 6V | - | 1A | 1A | OVERLOAD PROTECTION | - | 300ms | 55mOhm | 210mOhm | - | 1.8A | - | 0.030 0.75mm | - | ROHS3 Compliant | Lead Free | - | ||
 TCF250-180T Littelfuse Inc. | 138000 |
| Datasheet | 15 Weeks | Surface Mount | Nonstandard SMD | - | - | -40°C~85°C | Bulk | 2011 | PolySwitch®, TCF250 | 0.276Lx0.276W 7.00mmx7.00mm | - | yes | Active | 1 (Unlimited) | - | - | - | Polymeric | - | - | - | - | - | - | unknown | - | - | - | UL | - | - | - | - | - | - | - | - | 180mA | - | - | 60V 250V Int | 3.4s | 1.9Ohm | 4.2Ohm | 380mA | 650mA | - | 0.063 1.60mm | - | ROHS3 Compliant | - | - | ||
 1812L075PRT Littelfuse Inc. | In Stock | - | Datasheet | - | Surface Mount | 1812 (4532 Metric), Concave | YES | WRAPAROUND | -40°C~85°C | Tape & Reel (TR) | 2004 | POLY-FUSE®, 1812L | 0.179Lx0.128W 4.55mmx3.24mm | e3 | yes | Obsolete | 1 (Unlimited) | 2 | SMD/SMT | EAR99 | Polymeric | 420mOhm | Matte Tin (Sn) | - | 8533.40.80.70 | 13.2V | TR, 7 INCH | - | 40A | 4532 | - | cURus, TUV | 1812 | 13.2V | - | 100A | - | DUAL ENDED | - | - | 750mA | - | TEMPERATURE SENSING | - | 200ms | 100mOhm | 450mOhm | - | 1.5A | - | 0.030 0.75mm | - | ROHS3 Compliant | Lead Free | - | ||
 SMDC185F/33-2 Littelfuse Inc. | 4000 | - | Datasheet | 11 Weeks | Surface Mount | 2920 (7351 Metric), Concave | - | - | - | Tape & Reel (TR) | 2016 | SMDC | 0.295Lx0.201W 7.50mmx5.10mm | - | - | Active | 2A (4 Weeks) | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | CSA, TUV, UL | - | - | - | - | - | - | - | - | - | 1.85A | - | 33V | 2.5s | - | - | 3.7A | - | - | 0.028 0.71mm | - | ROHS3 Compliant | - | - | ||
 PICOASMDC010S-2 Littelfuse Inc. | 22 |
| Datasheet | 11 Weeks | Surface Mount | 0805 (2012 Metric) | - | - | - | Tape & Reel (TR) | 2016 | PolySwitch®, picoASMDC | 0.083Lx0.055W 2.10mmx1.40mm | - | - | Active | 1 (Unlimited) | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 100mA | - | 15V | 600ms | 1.5Ohms | 11Ohms | 300mA | - | - | 0.040 1.02mm | - | ROHS3 Compliant | - | PS300, PS400 | ||
 ASMD150F/33-2 Littelfuse Inc. | 6 |
| Datasheet | 11 Weeks | Surface Mount | 2-SMD | - | - | -40°C~85°C | Tape & Reel (TR) | 2016 | PolySwitch®, ASMD | 0.343Lx0.250W 8.70mmx6.36mm | - | - | Active | 2A (4 Weeks) | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1.2A | - | 33V | 14s | 68mOhm | 230mOhm | 2.88A | - | 0.118 3.00mm | - | - | ROHS3 Compliant | - | AEC-Q200 | ||
RGEF300-1 Littelfuse Inc. | 15 | - | Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Bulk | 2013 | PolySwitch®, RGEF | 0.260Lx0.098W 6.60mmx2.50mm | - | - | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | CSA, TUV, UL | - | - | 0.199 5.05mm | - | - | - | - | - | - | 3A | - | 16V | 1s | 38mOhms | 97.5mOhms | 5.1A | - | 0.433 11.00mm | - | - | ROHS3 Compliant | - | - | ||
1812L300SLPR Littelfuse Inc. | 1167 |
| Datasheet | 10 Weeks | Surface Mount | 1812 (4532 Metric), Concave | - | - | -40°C~85°C | Cut Tape (CT) | 2010 | POLY-FUSE®, LoRho | 0.179Lx0.128W 4.55mmx3.24mm | - | - | Discontinued | 1 (Unlimited) | - | SMD/SMT | - | Polymeric | 21mOhm | - | - | - | 6V | - | unknown | - | 4532 | - | cURus, TUV | 1812 | 6V | - | 50A | - | - | - | - | 3A | - | - | - | 5s | 3mOhm | 21mOhm | - | 7A | - | 0.030 0.75mm | - | ROHS3 Compliant | - | - | ||
 1206L400SL-SYR Littelfuse Inc. | In Stock | - | Datasheet | 11 Weeks | Surface Mount | 1206 (3216 Metric), Concave | - | - | -40°C~85°C | Tape & Reel (TR) | 2014 | LoRho Surface Mount | 0.126Lx0.065W 3.20mmx1.65mm | - | - | Obsolete | 1 (Unlimited) | - | - | - | Polymeric | - | - | - | - | - | - | - | - | 3216 | - | cURus, TUV | 1206 | - | - | 50A | - | - | - | - | 4A | 4A | - | 6V | 2s | 1mOhms | 14mOhms | 8A | 8A | - | 0.055 1.40mm | - | ROHS3 Compliant | - | - | ||
 72R020XU Littelfuse Inc. | In Stock | - | Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Bulk | 2010 | POLY-FUSE®, 72R | 0.291Dia x 0.122 T 7.40mmx3.10mm | e3 | - | Active | 1 (Unlimited) | 2 | Radial | EAR99 | Polymeric | 4.4Ohm | Tin (Sn) | 1.83 TO 4.4 OHMS MEASURED AT 23 DEG CEL | 8533.40.80.70 | 72V | - | unknown | - | - | - | cURus, TUV | - | 72V | 0.201 5.10mm | 40A | 410mW | - | - | - | 200mA | - | OVERLOAD PROTECTION | - | 2.2s | 1.83Ohm | 4.4Ohm | - | 400mA | 0.461 11.70mm | - | No SVHC | ROHS3 Compliant | Contains Lead | - | ||
 RUSBF110 Littelfuse Inc. | 25 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Bag | 2007 | PolySwitch®, RUSBF | 0.291Dia x 0.118 T 7.40mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | RESISTANCE RANGE(MIN-MAX): 0.050-0.095 | - | - | BULK | unknown | - | - | 0.7W | CSA, TUV, UL | - | - | 0.199 5.05mm | - | - | - | - | 16V | 1.1A | - | TEMPERATURE SENSING | 16V | 2.3s | 50mOhm | 140mOhm | 2.2A | 2.2A | 0.559 14.20mm | - | - | ROHS3 Compliant | - | - | ||
RUSBF090-2 Littelfuse Inc. | 5829 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Reel (TR) | 2013 | PolySwitch®, RUSBF | 0.291Lx0.122W 7.40mmx3.10mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | RESISTANCE RANGE(MIN-MAX): 0.070-0.120 | - | - | TR, 14.6 INCH | unknown | - | - | 0.6W | CSA, TUV, UL | - | - | 0.199 5.05mm | - | - | - | - | 16V | - | 900mA | TEMPERATURE SENSING | 16V | 1.2s | 70mOhm | 180mOhm | 1.8A | - | 0.480 12.20mm | - | - | ROHS3 Compliant | - | - | ||
RUSBF110-2 Littelfuse Inc. | 31 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Reel (TR) | 2013 | PolySwitch®, RUSBF | 0.291Dia x 0.118 T 7.40mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | RESISTANCE RANGE(MIN-MAX): 0.050-0.095 | - | - | TR, 14.6 INCH | unknown | - | - | 0.7W | CSA, TUV, UL | - | - | 0.199 5.05mm | - | - | - | - | 16V | - | 1.1A | TEMPERATURE SENSING | 16V | 2.3s | 50mOhm | 140mOhm | 2.2A | - | 0.559 14.20mm | - | - | ROHS3 Compliant | - | - |