- 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 | Max Power Dissipation | Reach Compliance Code | Current Rating | Case Code (Metric) | Rated Power Dissipation (P) | Approval Agency | Case Code (Imperial) | Lead Pitch | Lead Length | Operating Supply Voltage | Working 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 | Height Seated (Max) | Thickness (Max) | Thickness | REACH SVHC | RoHS Status | Lead Free | Ratings |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 72R250XMR Littelfuse Inc. | 22 |
| Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2010 | POLY-FUSE®, 72R | 0.785Dia x 0.122 T 19.93mmx3.10mm | e3 | - | Active | 1 (Unlimited) | 2 | Radial | EAR99 | Polymeric | 130mOhm | Tin (Sn) | 0.05 TO 0.13 OHMS MEASURED AT 23 DEG CEL | 8533.40.80.70 | 72V | AMMO PACK; TR | - | unknown | 40A | - | - | cURus, TUV | - | 10.2mm | - | 72V | - | 0.402 10.20mm | 40A | 2.5W | - | - | - | 2.5A | 2.5A | OVERLOAD PROTECTION | - | 15.6s | 50mOhm | 130mOhm | - | 5A | - | 1.032 26.20mm | - | - | - | ROHS3 Compliant | - | - | ||
 1812L260SLPR Littelfuse Inc. | 895 |
| Datasheet | 12 Weeks | Surface Mount | 1812 (4532 Metric), Concave | - | - | -40°C~85°C | Cut Tape (CT) | 2010 | POLY-FUSE®, LoRho | 0.179Lx0.128W 4.55mmx3.24mm | - | - | Active | 1 (Unlimited) | - | SMD/SMT | - | Polymeric | 24mOhm | - | - | - | 6V | - | - | unknown | - | 4532 | - | cURus, TUV | 1812 | - | - | 6V | - | - | 50A | - | - | - | - | 2.6A | - | - | - | 2s | 3mOhm | 24mOhm | - | 6A | - | - | 0.028 0.70mm | - | - | ROHS3 Compliant | Lead Free | - | ||
 LVR125S Littelfuse Inc. | In Stock | - | Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -20°C~85°C | Bulk | 2011 | PolySwitch®, LVR | 0.835Dia x 0.209 T 21.20mmx5.30mm | e3 | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | TIN | RESISTANCE VARIES FROM 0.17 TO 0.18 | - | 240V | - | - | unknown | - | - | 3.3W | CQC, CSA, TUV, UL | - | - | - | - | - | 0.400 10.15mm | - | - | - | - | - | 1.25A | - | OVERLOAD PROTECTION | 240V 265V Int | 23s | 165mOhm | 440mOhm | 2.5A | 2.5A | - | 1.079 27.40mm | - | - | - | ROHS3 Compliant | - | - | ||
 AHEF500 Littelfuse Inc. | In Stock | - | Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~125°C | Bag | 2009 | PolySwitch®, AHEF | 0.551Lx0.150W 14.00mmx3.80mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | RESISTANCE RANGE(MIN-MAX): 0.015-0.025 | - | - | BULK | - | - | - | - | 5.3W | - | - | - | - | - | - | 0.199 5.05mm | - | - | - | - | 32V | - | 5A | TEMPERATURE SENSING | 32V | 9s | 15mOhm | 40mOhm | 10A | - | - | 0.949 24.10mm | - | - | - | ROHS3 Compliant | - | AEC-Q200 | ||
 1210L150PR Littelfuse Inc. | 26800 | - | Datasheet | - | Surface Mount | 1210 (3225 Metric), Concave | YES | WRAPAROUND | -40°C~85°C | Tape & Reel (TR) | 2006 | POLY-FUSE®, 1210L | 0.127Lx0.102W 3.22mmx2.58mm | e3 | - | Obsolete | 1 (Unlimited) | 2 | SMD/SMT | EAR99 | Polymeric | 110mOhm | Tin (Sn) | 0.04 OHM MEASURED AT 20 DEG CEL | 8533.40.80.70 | - | TR | - | unknown | 100A | 3225 | - | cURus, TUV | 1210 | - | - | 6V | - | - | 100A | 800mW | DUAL ENDED | 6V | - | 1.5A | 1.5A | OVERLOAD PROTECTION | - | 300ms | 40mOhm | 110mOhm | - | 3A | - | - | 0.071 1.80mm | - | No SVHC | ROHS3 Compliant | Lead Free | - | ||
1812L260ZR Littelfuse Inc. | 9000 | - | Datasheet | - | Surface Mount | 1812 (4532 Metric), Concave | YES | WRAPAROUND | -40°C~85°C | Tape & Reel (TR) | 2006 | POLY-FUSE®, 1812L | 0.179Lx0.128W 4.55mmx3.24mm | e3 | yes | Obsolete | 1 (Unlimited) | 2 | SMD/SMT | EAR99 | Polymeric | 30mOhm | Matte Tin (Sn) | - | 8533.40.80.70 | 6V | TR, 13 INCH | 800mW | unknown | 2.6A | 4532 | - | cURus, TUV | 1812 | - | - | 6V | - | - | 100A | 800mW | DUAL | 8V | - | 2.6A | - | OVERLOAD PROTECTION | - | 2.5s | 15mOhm | 47mOhm | 5.2A | 5A | 1.13mm | - | 0.053 1.34mm | - | No SVHC | ROHS3 Compliant | Lead Free | - | ||
 SRP420F Littelfuse Inc. | 138000 |
| Datasheet | 9 Weeks | User Defined | Strap | - | - | -40°C~85°C | Bulk | 2005 | PolySwitch®, SRP | 1.240Lx0.522W 31.50mmx13.25mm | - | yes | Active | 1 (Unlimited) | - | - | - | Polymeric | 30mOhm | - | - | - | - | - | - | unknown | - | - | - | CSA, TUV, UL | - | - | - | 30V | - | - | - | - | - | - | - | 4.2A | - | - | 30V | 6s | 12mOhm | 40mOhm | - | 7.6A | - | - | 0.043 1.10mm | - | - | ROHS3 Compliant | - | - | ||
 NANOSMD175LR-2 Littelfuse Inc. | In Stock | - | Datasheet | 16 Weeks | Surface Mount | 1206 (3216 Metric) | - | - | - | Tape & Reel (TR) | 2014 | PolySwitch®, LoRho | 0.127Lx0.063W 3.22mmx1.60mm | - | yes | Active | 2A (4 Weeks) | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | - | CSA, TUV, UL | - | - | - | - | - | - | - | - | - | - | - | - | 1.75A | - | 6V | 1s | 8mOhm | - | 5A | - | - | - | 0.039 1.00mm | - | - | ROHS3 Compliant | - | - | ||
 TRF250-183S Littelfuse Inc. | 13 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Bulk | 2011 | PolySwitch®, TRF250 | 0.295Dia x 0.150 T 7.50mmx3.80mm | - | yes | Active | 1 (Unlimited) | - | - | - | Polymeric | - | - | - | - | - | - | - | unknown | - | - | - | CSA, TUV, UL | - | - | - | - | - | 0.197 5.00mm | - | - | - | - | - | - | 183mA | - | 100V 250V Int | 1.8s | 800mOhm | 3.4Ohm | 685mA | - | - | 0.374 9.50mm | - | - | - | ROHS3 Compliant | - | - | ||
 2016L500DR Littelfuse Inc. | 3925 |
| Datasheet | 12 Weeks | Surface Mount | 2016 (5041 Metric), Concave | - | - | -40°C~85°C | Tape & Reel (TR) | 2008 | POLY-FUSE®, 2016L | 0.200Lx0.160W 5.08mmx4.07mm | - | yes | Active | 1 (Unlimited) | - | - | - | Polymeric | - | - | - | - | - | - | - | unknown | - | - | - | cURus, TUV | - | - | - | - | - | - | - | - | - | - | - | - | 5A | - | 6V | 2s | 5mOhm | 25mOhm | 10A | - | - | - | 0.063 1.60mm | - | - | ROHS3 Compliant | - | - | ||
 RXEF075-AP Littelfuse Inc. | 31 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2004 | PolySwitch®, RXEF | 0.402Dia x 0.118 T 10.20mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | 0.25-0.4 OHMS AT 20 DEG CEL | - | - | AMMO PACK | - | unknown | - | - | - | CQC, CSA, TUV, UL | - | - | - | - | - | 0.199 5.05mm | - | - | - | - | 72V | 750mA | - | TEMPERATURE SENSING | 72V | 6.3s | 250mOhm | 600mOhm | 1.5A | 1.5A | - | 0.598 15.20mm | - | - | - | ROHS3 Compliant | - | - | ||
 RXEF020S Littelfuse Inc. | 226 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Bag | 2014 | PolySwitch®, RXEF | 0.291Dia x 0.118 T 7.40mmx3.00mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | - | CQC, CSA, TUV, UL | - | - | - | - | - | 0.199 5.05mm | - | - | - | - | - | - | 200mA | - | 72V | 2.2s | 1.83Ohm | 4.4Ohm | 400mA | - | - | 0.461 11.70mm | - | - | - | ROHS3 Compliant | - | - | ||
 RUEF400K-2 Littelfuse Inc. | 1500 | - | Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Tape & Reel (TR) | 2002 | PolySwitch®, RUEF | 0.551Lx0.118W 14.00mmx3.00mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | 30V | - | - | unknown | - | - | - | CQC, CSA, TUV, UL | - | - | - | - | - | 0.199 5.05mm | - | - | - | - | - | 4A | - | - | - | 12.7s | 10mOhm | 50mOhm | 8A | 8A | - | 0.839 21.30mm | - | - | - | ROHS3 Compliant | - | - | ||
1812L190SLPR Littelfuse Inc. | 7388 |
| Datasheet | 12 Weeks | Surface Mount | 1812 (4532 Metric), Concave | YES | WRAPAROUND | -40°C~85°C | Tape & Reel (TR) | 2010 | POLY-FUSE®, LoRho | 0.179Lx0.128W 4.55mmx3.24mm | e3 | - | Active | 1 (Unlimited) | 2 | SMD/SMT | EAR99 | Polymeric | 25mOhm | Matte Tin (Sn) | 0.003 TO 0.025 OHMS MEASURED AT 20 DEG CEL | 8533.40.80.70 | 6V | TR, 7 INCH | - | unknown | - | 4532 | - | cURus, TUV | 1812 | - | - | 6V | - | - | 50A | 1W | DUAL ENDED | 6V | - | 1.9A | - | OVERLOAD PROTECTION | - | 4.5s | 3mOhm | 25mOhm | - | 4.9A | - | - | 0.030 0.75mm | - | No SVHC | ROHS3 Compliant | - | - | ||
 LVR012S-2 Littelfuse Inc. | 22 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -20°C~85°C | Tape & Reel (TR) | 2008 | PolySwitch®, LVR | 0.327Dia x 0.150 T 8.30mmx3.80mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | 240V | - | - | unknown | - | - | - | CQC, CSA, TUV, UL | - | - | - | - | - | 0.200 5.08mm | - | - | - | - | - | 120mA | - | - | 240V 265V Int | 15s | 3Ohm | 12Ohm | 300mA | 300mA | - | 0.430 10.70mm | - | - | - | ROHS3 Compliant | - | - | ||
 AHRF600-2 Littelfuse Inc. | 2007 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~125°C | Tape & Reel (TR) | 2007 | PolySwitch®, AHRF | 0.441Lx0.118W 11.20mmx3.00mm | - | yes | Discontinued | Not Applicable | 2 | - | - | Polymeric | - | - | RESISTANCE RANGE(MIN-MAX): 0.1-0.22 | - | - | TR | - | unknown | - | - | 4.1W | - | - | - | - | - | - | 0.200 5.08mm | - | - | - | - | 16V | 6A | - | TEMPERATURE SENSING | 16V | 6.5s | 10mOhm | 32mOhm | 12A | 12A | - | 0.827 21.00mm | - | - | - | ROHS3 Compliant | - | AEC-Q200 | ||
 60R160XMR Littelfuse Inc. | 653 |
| Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2006 | POLY-FUSE®, 60R | 0.600Dia x 0.122 T 15.24mmx3.10mm | e3 | yes | Active | 1 (Unlimited) | 2 | Radial | EAR99 | Polymeric | 220mOhm | Matte Tin (Sn) | RESISTANCE RANGE(RMIN-R1MAX)OHM: 0.09-0.22 | 8533.40.80.70 | - | AMMO PACK | - | - | 40A | - | - | cURus, TUV | - | 5.1mm | - | - | 60V | 0.201 5.10mm | 40A | 1.9W | - | 60V | - | 1.6A | 1.6A | OVERLOAD PROTECTION | - | 11.4s | 90mOhm | 220mOhm | - | 3.2A | 21.3mm | 0.850 21.60mm | - | 3.05mm | - | ROHS3 Compliant | Lead Free | - | ||
 RUEF185 Littelfuse Inc. | 4692 | - | Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Bulk | 2005 | PolySwitch®, RUEF | 0.402Dia x 0.118 T 10.20mmx3.00mm | e3 | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | Tin (Sn) | RESISTANCE RANGE(MIN-MAX): 0.030-0.060 | - | - | - | - | - | - | - | 1W | CQC, CSA, TUV, UL | - | - | 7.6mm | 30V | - | 0.199 5.05mm | - | - | - | - | - | 1.85A | - | TEMPERATURE SENSING | 30V | 8.7s | 30mOhm | 90mOhm | - | 3.7A | 15.7mm | 0.618 15.70mm | - | - | - | ROHS3 Compliant | - | - | ||
 AHEF100 Littelfuse Inc. | 138000 | - | Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~125°C | Bag | 2009 | PolySwitch®, AHEF | 0.382Dia x 0.118 T 9.70mmx3.00mm | e2 | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | Matte Tin/Copper (Sn/Cu) | RESISTANCE RANGE(MIN-MAX): 0.15-0.3 | - | - | BULK | - | - | - | - | 1.4W | - | - | - | - | - | - | 0.199 5.05mm | - | - | - | - | 32V | 1A | - | TEMPERATURE SENSING | 32V | 6.2s | 150mOhm | 430mOhm | 1.9A | 1.9A | - | 0.535 13.60mm | - | - | - | ROHS3 Compliant | - | AEC-Q200 | ||
 250R120-R2ZR Littelfuse Inc. | 22 |
| Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2011 | POLY-FUSE®, 250R | 0.256Lx0.181W 6.50mmx4.60mm | e3 | yes | Active | 1 (Unlimited) | 2 | Radial | EAR99 | Polymeric | 16Ohm | Matte Tin (Sn) | 8 TO 16 OHMS MEASURED AT 20 DEG CEL | 8533.40.80.70 | - | AMMO PACK | - | - | - | - | - | cURus, TUV | - | - | - | - | - | 0.201 5.10mm | 3A | - | - | - | 250V | 120mA | - | OVERLOAD PROTECTION | 60V 250V Int | 2.5s | 8Ohm | 16Ohm | - | 240mA | - | 0.433 11.00mm | - | - | - | ROHS3 Compliant | Lead Free | - |