- 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 | Max Operating Temperature | Min Operating Temperature | Additional Feature | HTS Code | Voltage - Rated DC | Packing Method | Reach Compliance Code | Current Rating | Rated Power Dissipation (P) | Approval Agency | Lead Pitch | Operating Supply Voltage | Working Voltage | Lead Spacing | Max Current Rating | Power Dissipation | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 250R180MR Littelfuse Inc. | 36800 |
| Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2011 | POLY-FUSE®, 250R | 0.374Dia x 0.181 T 9.50mmx4.60mm | e3 | yes | Active | 1 (Unlimited) | 2 | Radial | EAR99 | Polymeric | 4Ohm | Matte Tin (Sn) | - | - | 0.8 TO 4 OHMS MEASURED AT 20 DEG CEL | 8533.40.80.70 | - | AMMO PACK | - | 10A | - | cURus, TUV | 5.1mm | 60V | - | 0.201 5.10mm | 10A | 1.8W | 60V | 250V | 180mA | 180mA | OVERLOAD PROTECTION | 60V 250V Int | 20s | 800mOhm | 4Ohm | - | 650mA | - | 0.472 12.00mm | - | - | No SVHC | ROHS3 Compliant | Lead Free | - | ||
 250R120TU Littelfuse Inc. | In Stock | - | Datasheet | 12 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Bulk | 2011 | POLY-FUSE®, 250R | 0.256Lx0.181W 6.50mmx4.60mm | - | - | Active | 1 (Unlimited) | - | Radial | - | Polymeric | 16Ohm | - | 85°C | -40°C | - | - | - | - | - | - | - | cURus, TUV | - | - | - | 0.201 5.10mm | 3A | - | - | - | 120mA | 120mA | - | 60V 250V Int | 2.5s | 7Ohms | 16Ohms | 240mA | 240mA | - | 0.433 11.00mm | - | - | - | ROHS3 Compliant | Lead Free | - | ||
 RUSBF185-AP Littelfuse Inc. | 31 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2013 | PolySwitch®, RUSBF | 0.402Lx0.118W 10.20mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | - | - | RESISTANCE RANGE(MIN-MAX): 0.030-0.051 | - | - | AMMO PACK | unknown | - | 1W | CSA, TUV, UL | - | - | - | 0.199 5.05mm | - | - | - | 16V | - | 1.85A | TEMPERATURE SENSING | 16V | 10s | 30mOhm | 90mOhm | 3.7A | - | - | 0.618 15.70mm | - | - | - | ROHS3 Compliant | - | - | ||
 RHEF200-2 Littelfuse Inc. | 75000 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~125°C | Tape & Reel (TR) | 2007 | PolySwitch®, RHEF | 0.370Dia x 0.122 T 9.40mmx3.10mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | unknown | - | - | CSA, TUV, UL | - | - | - | 0.199 5.05mm | - | - | - | - | 2A | - | - | 16V | 4.3s | 45mOhm | 110mOhm | 3.8A | - | - | 0.567 14.40mm | - | - | - | ROHS3 Compliant | - | - | ||
 TRF600-400 Littelfuse Inc. | 7 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | 0°C~85°C | Bulk | 2013 | PolySwitch®, TRF600 | 0.583Lx0.181W 14.80mmx4.60mm | - | - | Active | 1 (Unlimited) | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | - | CSA, TUV, UL | - | - | - | 0.200 5.08mm | - | - | - | - | - | 400mA | - | 60V 600V Int | 10s | 950mOhms | 1.9Ohms | 1A | - | - | 0.516 13.10mm | - | - | - | ROHS3 Compliant | - | - | ||
 RGEF1400 Littelfuse Inc. | 250 | - | Datasheet | 8 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Bulk | 2005 | PolySwitch®, RGEF | 0.925Lx0.114W 23.50mmx2.90mm | - | yes | Discontinued | Not Applicable | 2 | - | - | Polymeric | 6.4mOhm | - | - | - | RESISTANCE RANGE(MIN-MAX): 0.0026-0.0043 | - | - | - | unknown | - | 4.6W | CSA, TUV, UL | - | 16V | - | 0.400 10.15mm | - | - | - | - | 14A | - | TEMPERATURE SENSING | 16V | 9s | 2.6mOhm | 6.4mOhm | - | 23.8A | 27.9mm | 1.102 28.00mm | - | - | - | ROHS3 Compliant | - | - | ||
 LVR055K-2 Littelfuse Inc. | 31 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -20°C~85°C | Tape & Reel (TR) | 2011 | PolySwitch®, LVR | 0.551Lx0.161W 14.00mmx4.10mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | - | CQC, CSA, TUV, UL | - | - | - | 0.200 5.08mm | - | - | - | - | - | 550mA | - | 240V 265V Int | 26s | 450mOhm | 1.45Ohm | 1.25A | - | - | 0.882 22.40mm | - | - | - | ROHS3 Compliant | - | - | ||
 AHRF550 Littelfuse Inc. | 31 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~125°C | Bulk | 2013 | PolySwitch®, AHRF | 0.441Lx0.118W 11.20mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | - | - | - | - | - | - | unknown | - | 3.5W | - | - | - | - | 0.199 5.05mm | - | - | - | 16V | - | 5.5A | OVERLOAD PROTECTION | 16V | 6s | 13mOhm | 37mOhm | 10A | - | - | 0.744 18.90mm | - | - | - | ROHS3 Compliant | - | AEC-Q200 | ||
 RXEF065S Littelfuse Inc. | 43 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Bag | 2004 | PolySwitch®, RXEF | 0.370Dia x 0.118 T 9.40mmx3.00mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | unknown | - | - | CQC, CSA, TUV, UL | - | - | - | 0.199 5.05mm | - | - | - | - | - | 650mA | - | 72V | 5.3s | 310mOhm | 720mOhm | 1.3A | - | - | 0.571 14.50mm | - | - | - | ROHS3 Compliant | - | - | ||
 30R900UH Littelfuse Inc. | 12 | - | Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Bulk | 2008 | POLY-FUSE®, 30R | 0.950Lx0.120W 24.10mmx3.00mm | e3 | yes | Active | 1 (Unlimited) | 2 | Radial | EAR99 | Polymeric | 20mOhm | Matte Tin (Sn) | - | - | FLAME PROOF, MINIMUM RESISTANCE IS 0.005 OHMS | 8533.40.80.70 | 30V | - | - | 9A | - | cURus, TUV | 10.2mm | 30V | 30V | 0.402 10.20mm | 40A | 4.2W | 30V | - | 9A | - | OVERCURRENT PROTECTION | - | 20s | 5mOhm | 20mOhm | - | 18A | 29.7mm | 1.244 31.60mm | - | 3.05mm | Unknown | ROHS3 Compliant | Lead Free | - | ||
 72R090XPR Littelfuse Inc. | 6 |
| Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2010 | POLY-FUSE®, 72R | 0.441Dia x 0.122 T 11.20mmx3.10mm | e3 | - | Active | 1 (Unlimited) | 2 | Radial | EAR99 | Polymeric | 470mOhm | Tin (Sn) | - | - | 0.2 TO 0.47 OHMS MEASURED AT 23 DEG CEL | 8533.40.80.70 | 72V | AMMO PACK; TR | - | 40A | - | cURus, TUV | 5.1mm | 72V | - | 0.201 5.10mm | 40A | 990mW | - | - | 900mA | 900mA | OVERLOAD PROTECTION | - | 7.2s | 200mOhm | 470mOhm | - | 1.8A | - | 0.622 15.80mm | - | - | No SVHC | ROHS3 Compliant | - | - | ||
 60R017XPR Littelfuse Inc. | 101513 |
| Datasheet | 12 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2010 | POLY-FUSE®, 60R | 0.291Dia x 0.122 T 7.40mmx3.10mm | e3 | - | Active | 1 (Unlimited) | 2 | Radial | - | Polymeric | 8Ohm | Tin (Sn) | - | - | RESISTANCE RANGE(RMIN-R1MAX)OHM: 3.3-8 | - | - | AMMO PACK | - | 40A | - | cURus | 5.1mm | - | 60V | 0.201 5.10mm | 40A | 480mW | 60V | - | 170mA | 170mA | OVERLOAD PROTECTION | - | 3s | 3.3Ohm | 8Ohm | - | 340mA | 12.7mm | 0.500 12.70mm | - | 3.05mm | - | ROHS3 Compliant | Lead Free | - | ||
 RGEF800K Littelfuse Inc. | 575 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Bulk | 2013 | PolySwitch®, RGEF | 0.480Lx0.098W 12.20mmx2.50mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | - | CSA, TUV, UL | - | - | - | 0.199 5.05mm | - | - | - | - | - | 8A | - | 16V | 5s | 5.6mOhm | 17.5mOhm | 13.6A | - | - | 0.823 20.90mm | - | - | - | ROHS3 Compliant | - | - | ||
 RXEF030S Littelfuse Inc. | 267 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~85°C | Bag | 1999 | PolySwitch®, RXEF | 0.291Dia x 0.118 T 7.40mmx3.00mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | - | CQC, CSA, TUV, UL | - | - | - | 0.199 5.05mm | - | - | - | - | 300mA | - | - | 72V | 3s | 880mOhm | 2.1Ohm | 600mA | 600mA | - | 0.500 12.70mm | - | - | - | ROHS3 Compliant | - | - | ||
 RXEF135-AP Littelfuse Inc. | 48 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2013 | PolySwitch®, RXEF | 0.571Dia x 0.118 T 14.50mmx3.00mm | - | yes | Active | 1 (Unlimited) | 2 | - | - | Polymeric | - | - | - | - | 0.12-0.19 OHMS AT 20 DEG CEL | - | - | AMMO PACK | unknown | - | - | CQC, CSA, TUV, UL | - | - | - | 0.200 5.08mm | - | - | - | 72V | 1.35A | - | TEMPERATURE SENSING | 72V | 9.6s | 120mOhm | 300mOhm | 2.7A | 2.7A | - | 0.752 19.10mm | - | - | - | ROHS3 Compliant | - | - | ||
 MICROSMD250LR-A-2 Littelfuse Inc. | 12605 | - | Datasheet | 16 Weeks | Surface Mount | 1210 (3225 Metric), Concave | - | - | - | Tape & Reel (TR) | 2006 | PolySwitch®, LoRho | 0.127Lx0.102W 3.22mmx2.58mm | - | yes | Active | 2A (4 Weeks) | - | - | - | Polymeric | - | - | - | - | - | - | - | - | unknown | - | - | CSA, UL | - | - | - | - | - | - | - | - | 2.5A | - | - | 6V | 5s | 5mOhm | - | 5.2A | 5.2A | - | - | 0.039 1.00mm | - | - | ROHS3 Compliant | - | - | ||
 AHRF700 Littelfuse Inc. | 32 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~125°C | Bulk | 2013 | PolySwitch®, AHRF | 0.551Lx0.118W 14.00mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | - | - | - | - | - | - | - | - | 4W | - | - | - | - | 0.199 5.05mm | - | - | - | 16V | - | 7A | OVERLOAD PROTECTION | 16V | 7s | 8.7mOhm | 25mOhm | 13.1A | - | - | 0.862 21.90mm | - | - | - | ROHS3 Compliant | - | AEC-Q200 | ||
 RUEF300-AP Littelfuse Inc. | 31 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2011 | PolySwitch®, RUEF | 0.449Lx0.118W 11.40mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | - | - | RESISTANCE RANGE(MIN-MAX): 0.020-0.050 | - | - | AMMO PACK | unknown | - | 2W | CQC, CSA, TUV, UL | - | - | - | 0.199 5.05mm | - | - | - | 30V | 3A | - | TEMPERATURE SENSING | 30V | 10.8s | 20mOhm | 80mOhm | 6A | 6A | - | 0.650 16.50mm | - | - | - | ROHS3 Compliant | - | - | ||
 RXEF250-AP Littelfuse Inc. | 31 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | NO | WIRE | -40°C~85°C | Tape & Box (TB) | 2013 | PolySwitch®, RXEF | 0.819Dia x 0.118 T 20.80mmx3.00mm | - | yes | Active | Not Applicable | 2 | - | - | Polymeric | - | - | - | - | 0.05-0.08 OHMS AT 20 DEG CEL | - | - | AMMO PACK | unknown | - | - | CQC, CSA, TUV, UL | - | - | - | 0.400 10.15mm | - | - | - | 72V | - | 2.5A | TEMPERATURE SENSING | 72V | 15.6s | 50mOhm | 130mOhm | 5A | - | - | 1.000 25.40mm | - | - | - | ROHS3 Compliant | - | - | ||
 AHRF600 Littelfuse Inc. | 15 |
| Datasheet | 10 Weeks | Through Hole | Radial, Disc | - | - | -40°C~125°C | Bulk | 2007 | PolySwitch®, AHRF | 0.441Lx0.118W 11.20mmx3.00mm | - | yes | Active | Not Applicable | - | - | - | Polymeric | - | - | - | - | - | - | - | - | unknown | - | - | - | - | - | - | 0.199 5.05mm | - | - | - | - | 6A | - | - | 16V | 6.5s | 10mOhm | 32mOhm | 12A | 12A | - | 0.827 21.00mm | - | - | - | ROHS3 Compliant | - | AEC-Q200 |