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PTC Resettable Fuses(2023)

Image Product Number Pricing(USD) Quantity ECAD Quantity Available Weight(Kg) Mfr Series Package Product Status Operating Temperature Ratings Lead Spacing Size / Dimension Height - Seated (Max) Mounting Type Package / Case Type Approval Agency Thickness (Max) DataSheet RoHS Status Moisture Sensitivity Level (MSL) REACH Status Other Names ECCN HTSUS Standard Package Current - Max Voltage - Max Current - Hold (Ih) (Max) Current - Trip (It) Time to Trip Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max)
SMD050F-2 Littelfuse Inc. SMD050F-2 0.4700
RFQ
 ECAD 127 0.00000000 Littelfuse Inc. PolySwitch®, SMD Tape & Reel (TR) Active -40°C ~ 85°C - - 0.290" L x 0.202" W (7.36mm x 5.12mm) - Surface Mount 2-SMD Polymeric CSA, TUV, UL 0.125" (3.18mm) download ROHS3 Compliant 2A (4 Weeks) EAR99 8533.40.8070 2,000 10 A 60V 500 mA 1 A 4 s 350 mOhms 1.4 Ohms
DECASMDC050F/60-2 Littelfuse Inc. DECASMDC050F/60-2 0.4600
RFQ
 ECAD 40 0.00000000 Littelfuse Inc. PolySwitch®, decaSMD Tape & Reel (TR) Active -40°C ~ 85°C - - 0.197" L x 0.177" W (5.01mm x 4.50mm) - Surface Mount 2018 (5045 Metric), Concave Polymeric CSA, TUV, UL 0.035" (0.89mm) download ROHS3 Compliant 2A (4 Weeks) EAR99 8533.40.8070 1,000 10 A 60V 550 mA 1.1 A 100 ms 200 mOhms 1.1 Ohms
2920L050DR Littelfuse Inc. 2920L050DR 0.6700
RFQ
 ECAD 11 0.00000000 Littelfuse Inc. POLY-FUSE®, 2920L Tape & Reel (TR) Active -40°C ~ 85°C - - 0.289" L x 0.202" W (7.35mm x 5.12mm) - Surface Mount 2920 (7351 Metric), Concave Polymeric cURus, TUV 0.049" (1.25mm) download ROHS3 Compliant 2A (4 Weeks) REACH Unaffected EAR99 8533.40.8070 1,500 10 A 60V 500 mA 1 A 4 s 350 mOhms 1.4 Ohms
MINIASMDC150F/24-2 Littelfuse Inc. MINIASMDC150F/24-2 0.7900
RFQ
 ECAD 2 0.00000000 Littelfuse Inc. PolySwitch®, miniASMD Tape & Reel (TR) Active -40°C ~ 85°C AEC-Q200 - 0.181" L x 0.128" W (4.60mm x 3.24mm) - Surface Mount 1812 (4532 Metric), Concave Polymeric - 0.076" (1.94mm) download ROHS3 Compliant 2A (4 Weeks) EAR99 8533.40.8070 1,000 20 A 24V 1.5 A 3 A 1.5 s 40 mOhms 120 mOhms
TCF250-145T-B-0.5 Littelfuse Inc. TCF250-145T-B-0.5 0.7200
RFQ
 ECAD 2 0.00000000 Littelfuse Inc. PolySwitch®, TCF250 Bag Active -40°C ~ 85°C - - 0.217" L x 0.217" W (5.50mm x 5.50mm) - Surface Mount Nonstandard SMD Polymeric - 0.091" (2.30mm) download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 2,500 3 A 60V (250V Int) 145 mA 290 mA 1 s 5 Ohms 14 Ohms
TRF250-110U Littelfuse Inc. TRF250-110U 0.7900
RFQ
 ECAD 500 0.00000000 Littelfuse Inc. PolySwitch®, TRF250 Bag Active -40°C ~ 85°C - 0.197" (5.00mm) 0.209" Dia x 0.150" T (5.30mm x 3.80mm) 0.370" (9.40mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 500 3 A 60V (250V Int) 110 mA 220 mA 1.2 s 5 Ohms 16 Ohms
RGEF1100-2 Littelfuse Inc. RGEF1100-2 1.1000
RFQ
 ECAD 990 0.00000000 Littelfuse Inc. PolySwitch®, RGEF Tape & Reel (TR) Active -40°C ~ 85°C - 0.199" (5.05mm) 0.669" L x 0.098" W (17.00mm x 2.50mm) 1.024" (26.00mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant Not Applicable EAR99 8533.40.8070 1,000 100 A 16V 11 A 18.7 A 7 s 3.7 mOhms 8.9 mOhms
TSM600-250-2 Littelfuse Inc. TSM600-250-2 -
RFQ
 ECAD 3421 0.00000000 Littelfuse Inc. PolySwitch®, TSM Cut Tape (CT) Obsolete -40°C ~ 85°C - - 0.681" L x 0.425" W (17.30mm x 10.80mm) - Surface Mount 4-SMD Polymeric CSA, UL 0.451" (11.45mm) download RoHS non-compliant 2A (4 Weeks) REACH Unaffected EAR99 8533.40.8070 200 3 A 250V (600V Int) 250 mA 860 mA 6 s 1 Ohms 7 Ohms
LVRL200 Littelfuse Inc. LVRL200 -
RFQ
 ECAD 7954 0.00000000 Littelfuse Inc. PolySwitch®, LVRL Bulk Obsolete -20°C ~ 85°C - 0.400" (10.15mm) 0.925" L x 0.161" W (23.50mm x 4.10mm) 1.252" (31.80mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant Not Applicable REACH Unaffected EAR99 8533.40.8070 250 20 A 120V (135V Int) 2 A 4.2 A 36 s 80 mOhms 210 mOhms
TRF600-160-RA Littelfuse Inc. TRF600-160-RA 1.4500
RFQ
 ECAD 1 0.00000000 Littelfuse Inc. PolySwitch®, TRF600 Bag Active -40°C ~ 85°C - 0.197" (5.00mm) 0.630" L x 0.236" W (16.00mm x 6.00mm) 0.496" (12.60mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 500 60 A 250V (600V Int) 160 mA 320 mA 18 s 4 Ohms 16 Ohms
RF5054-000 Littelfuse Inc. RF5054-000 0.3469
RFQ
 ECAD 2608 0.00000000 Littelfuse Inc. PolySwitch® picoASMDC Tape & Reel (TR) Active -40°C ~ 85°C AEC-Q200 - 0.083" L x 0.055" W (2.10mm x 1.40mm) - Surface Mount 0805 (2012 Metric), Concave Polymeric - 0.037" (0.93mm) download 18-RF5054-000TR EAR99 8533.40.8070 4,000 40 A 6V 750 mA 1.5 A 200 ms 100 mOhms 350 mOhms
RUSBF075 Littelfuse Inc. RUSBF075 0.4800
RFQ
 ECAD 1 0.00000000 Littelfuse Inc. PolySwitch®, RUSBF Bag Active -40°C ~ 85°C - 0.201" (5.10mm) 0.272" Dia x 0.122" T (6.90mm x 3.10mm) 0.449" (11.40mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant Not Applicable EAR99 8533.40.8070 500 40 A 6V 750 mA 1.3 A 400 ms 110 mOhms 230 mOhms
RGEF800-2 Littelfuse Inc. RGEF800-2 0.8300
RFQ
 ECAD 5 0.00000000 Littelfuse Inc. PolySwitch®, RGEF Tape & Reel (TR) Active -40°C ~ 85°C - 0.199" (5.05mm) 0.480" L x 0.098" W (12.20mm x 2.50mm) 0.823" (20.90mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant Not Applicable EAR99 8533.40.8070 1,500 100 A 16V 8 A 13.6 A 5 s 5.6 mOhms 17.5 mOhms
FEMTOSMDC010F-02 Littelfuse Inc. FEMTOSMDC010F-02 -
RFQ
 ECAD 9955 0.00000000 Littelfuse Inc. PolySwitch®, femtoSMD Tape & Reel (TR) Active -40°C ~ 85°C - - 0.063" L x 0.032" W (1.60mm x 0.80mm) - Surface Mount 0603 (1608 Metric), Concave Polymeric CSA, TUV, UL 0.033" (0.85mm) download ROHS3 Compliant 1 (Unlimited) RF2265-000 EAR99 8533.40.8070 4,000 40 A 12V 100 mA 250 mA 100 ms 1.7 Ohms 8 Ohms
250R120-RFU Littelfuse Inc. 250R120-RFU -
RFQ
 ECAD 6844 0.00000000 Littelfuse Inc. POLY-FUSE®, 250R Bulk Obsolete -40°C ~ 85°C - 0.201" (5.10mm) 0.256" L x 0.181" W (6.50mm x 4.60mm) 0.433" (11.00mm) Through Hole Radial, Disc Polymeric cURus, TUV - download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 500 3 A 60V (250V Int) 120 mA 240 mA 2.5 s 6 Ohms 16 Ohms
RHEF050-2 Littelfuse Inc. RHEF050-2 0.6700
RFQ
 ECAD 2 0.00000000 Littelfuse Inc. PolySwitch®, RHEF Tape & Reel (TR) Active -40°C ~ 125°C - 0.199" (5.05mm) 0.291" Dia x 0.118" T (7.40mm x 3.00mm) 0.500" (12.70mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant Not Applicable EAR99 8533.40.8070 2,500 40 A 30V 500 mA 920 mA 2.5 s 480 mOhms 1.1 Ohms
TRF250-080U-2 Littelfuse Inc. TRF250-080U-2 -
RFQ
 ECAD 6435 0.00000000 Littelfuse Inc. PolySwitch®, TRF250 Tape & Reel (TR) Obsolete -40°C ~ 85°C - 0.197" (5.00mm) 0.189" Dia x 0.150" T (4.80mm x 3.80mm) 0.366" (9.30mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant Not Applicable REACH Unaffected EAR99 8533.40.8070 1,500 3 A 60V (250V Int) 80 mA 160 mA 4 s 14 Ohms 33 Ohms
30R500U Littelfuse Inc. 30R500U -
RFQ
 ECAD 9173 0.00000000 Littelfuse Inc. POLY-FUSE®, 30R Bulk Obsolete -40°C ~ 85°C - 0.402" (10.20mm) 0.551" L x 0.118" W (14.00mm x 3.00mm) 1.008" (25.60mm) Through Hole Radial, Disc Polymeric cURus, TUV - download RoHS non-compliant Not Applicable EAR99 8533.40.8070 200 40 A 30V 5 A 10 A 14.5 s 10 mOhms 50 mOhms
72R050XU Littelfuse Inc. 72R050XU -
RFQ
 ECAD 9677 0.00000000 Littelfuse Inc. POLY-FUSE®, 72R Bulk Obsolete -40°C ~ 85°C - 0.201" (5.10mm) 0.311" Dia x 0.122" T (7.90mm x 3.10mm) 0.539" (13.70mm) Through Hole Radial, Disc Polymeric cURus, TUV - download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 500 40 A 72V 500 mA 1 A 4 s 500 mOhms 1.17 Ohms
TCF250-120T-RB-B-0.5 Littelfuse Inc. TCF250-120T-RB-B-0.5 0.6500
RFQ
 ECAD 2 0.00000000 Littelfuse Inc. PolySwitch®, TCF250 Bag Active -40°C ~ 85°C - - 0.217" L x 0.217" W (5.50mm x 5.50mm) - Surface Mount Nonstandard SMD Polymeric - 0.091" (2.30mm) download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 2,500 3 A 60V (250V Int) 120 mA 240 mA 600 ms 6.3 Ohms 18 Ohms
15ST120U Littelfuse Inc. 15ST120U -
RFQ
 ECAD 4392 0.00000000 Littelfuse Inc. POLY-FUSE®, ST Bulk Obsolete -40°C ~ 85°C - - User Defined Strap Polymeric cURus, TUV download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 500 100 A 15V 1.2 A 2.7 A 5 s 85 mOhms 220 mOhms
TRF250-120T-R1-B-0.5 Littelfuse Inc. TRF250-120T-R1-B-0.5 0.8700
RFQ
 ECAD 528 0.00000000 Littelfuse Inc. PolySwitch®, TRF250 Bag Active -40°C ~ 85°C - 0.197" (5.00mm) 0.256" L x 0.181" W (6.50mm x 4.60mm) 0.433" (11.00mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8533.40.8070 500 3 A 60V (250V Int) 120 mA 240 mA 1 s 6 Ohms 16 Ohms
12VL170U Littelfuse Inc. 12VL170U -
RFQ
 ECAD 6614 0.00000000 Littelfuse Inc. POLY-FUSE®, VL Bulk Obsolete -40°C ~ 85°C - - 0.866" L x 0.146" W (22.00mm x 3.70mm) - User Defined Strap Polymeric cURus, TUV 0.032" (0.80mm) download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 500 100 A 12V 1.7 A 4.1 A 5 s 18 mOhms 64 mOhms
HVR250P180CF Littelfuse Inc. HVR250P180CF -
RFQ
 ECAD 4722 0.00000000 Littelfuse Inc. POLY-FUSE®, HVR250 Tape & Box (TB) Obsolete -40°C ~ 85°C - 0.217" (5.50mm) 0.472" L x 0.201" W (12.00mm x 5.10mm) 0.520" (13.20mm) Through Hole Radial, Disc Polymeric TUV - download ROHS3 Compliant Not Applicable EAR99 8533.40.8070 1,000 3 A 60V (250V Int) 180 mA 650 mA 21 s 800 mOhms 4 Ohms
RUEF600-2 Littelfuse Inc. RUEF600-2 0.8900
RFQ
 ECAD 1 0.00000000 Littelfuse Inc. PolySwitch®, RUEF Tape & Reel (TR) Active -40°C ~ 85°C - 0.400" (10.15mm) 0.650" L x 0.118" W (16.50mm x 3.00mm) 0.949" (24.10mm) Through Hole Radial, Disc Polymeric CQC, CSA, TUV, UL - download ROHS3 Compliant Not Applicable EAR99 8533.40.8070 1,000 100 A 30V 6 A 12 A 16 s 5 mOhms 40 mOhms
RXEF135K-2 Littelfuse Inc. RXEF135K-2 0.5800
RFQ
 ECAD 777 0.00000000 Littelfuse Inc. PolySwitch®, RXEF Tape & Reel (TR) Active -40°C ~ 85°C - 0.199" (5.05mm) 0.780" (19.80mm) Through Hole Radial, Disc Polymeric CQC, CSA, TUV, UL - download ROHS3 Compliant 1 (Unlimited) EAR99 8533.40.8070 1,500 40 A 72V 1.35 A 2.7 A 9.6 s 120 mOhms 300 mOhms
1206L400SLWR Littelfuse Inc. 1206L400SLWR 2.1900
RFQ
 ECAD 5 0.00000000 Littelfuse Inc. POLY-FUSE®, LoRho Tape & Reel (TR) Active -40°C ~ 85°C - - 0.128" L x 0.065" W (3.25mm x 1.65mm) - Surface Mount 1206 (3216 Metric), Concave Polymeric cURus, TUV 0.055" (1.40mm) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8533.40.8070 3,000 50 A 6V 4 A 8 A 2 s 1 mOhms 14 mOhms
RGEF400K Littelfuse Inc. RGEF400K 0.6400
RFQ
 ECAD 557 0.00000000 Littelfuse Inc. PolySwitch®, RGEF Bag Active -40°C ~ 85°C - 0.199" (5.05mm) 0.331" L x 0.098" W (8.40mm x 2.50mm) 0.504" (12.80mm) Through Hole Radial, Disc Polymeric CSA, TUV, UL - download ROHS3 Compliant Not Applicable EAR99 8533.40.8070 500 100 A 16V 4 A 6.8 A 1.7 s 21 mOhms 60 mOhms
RLD60P375XFF Littelfuse Inc. RLD60P375XFF -
RFQ
 ECAD 5405 0.00000000 Littelfuse Inc. POLY-FUSE®, RLD60 Tape & Box (TB) Obsolete -40°C ~ 85°C - 0.402" (10.20mm) 1.118" Dia x 0.122" T (28.40mm x 3.10mm) 1.319" (33.50mm) Through Hole Radial, Disc Polymeric cURus, TUV - download ROHS3 Compliant Not Applicable RLD60P375XF-NDR EAR99 8533.40.8070 1,000 40 A 60V 3.75 A 7.5 A 24 s 30 mOhms 80 mOhms
RXEF375K Littelfuse Inc. RXEF375K 1.0500
RFQ
 ECAD 7200 0.00000000 Littelfuse Inc. PolySwitch®, RXEF Bag Active -40°C ~ 85°C - 0.400" (10.15mm) 1.035" Dia x 0.118" T (26.30mm x 3.00mm) 1.224" (31.10mm) Through Hole Radial, Disc Polymeric CQC, CSA, TUV, UL - download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8533.40.8070 250 40 A 72V 3.75 A 7.5 A 24 s 30 mOhms 80 mOhms
  • Daily average RFQ Volume

    2000+

    Daily average RFQ Volume

  • Standard Product Unit

    30,000,000

    Standard Product Unit

  • Worldwide Manufacturers

    2800+

    Worldwide Manufacturers

  • In-stock Warehouse

    15,000 m2

    In-stock Warehouse

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