RXEF Series - 72 & 60V PolySwitch Lead-Free Radial Leaded Resettable PPTC

PTC RXEF Series Image
Roll Over to Zoom
Disclaimer Notice

Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

Our radial-leaded products represent the most comprehensive and complete set of PPTC products available in the industry today. RGEF series for hold currents up to 14A. RHEF series for flatter thermal derating and operating temperatures up to 125°C. RUEF series for balance of voltage rating (30V) and hold current (up to 9A). RUSBF series for fast time-to-trip and low-resistance computer applications. RXEF series for low hold currents (down to 50mA) and high voltage rating (up to 72V). RKEF series for balance of voltage rating (60V) and hold current (up to 5A). LVR series for line voltage rated applications now offering RoHS versions of all products.

Features:

  • Resettable and single-use overcurrent devices
  • Wide range of form factor and termination methods
  • Devices compatible with high-volume electronics assembly

Applications:
Consumer and Industrial

  • Satellite video receivers
  • Industrial controls
  • Transformers
  • Computer motherboards
  • Modems
  • USB hubs, ports and peripherals
  • IEEE 1394 ports
  • CD-ROMs
  • Game machines
  • Battery packs
  • Phones
  • Fax machines
  • Analog and digital line cards
  • Printers

Access specifications, certifications, check availability and order parts below

Catalog #IHold (A)ITRIP
(A)
IMAX
(A)
PDMAX
(W)
RMIN
(Ω)
Rmax
(Ω)
R1max
(Ω)
Max
Time
to
Trip Time
(Sec)
Max Operating Temp (°C)Pd Typical (watts)Product
Specification
Partner ECAD ModelsStockSamplesCompare
RXEF0050.050.1400.297.311.1205850.22Product SpecificationRXEF005CheckOrder
RXEF005-20.050.1400.297.311.1205850.22Product SpecificationRXEF005-2CheckOrder
RXEF0100.10.2400.532.54.57.54850.38Product SpecificationRXEF010CheckOrder
RXEF010-10.10.2400.532.54.57.54850.38Product SpecificationRXEF010-1CheckOrder
RXEF010-20.10.2400.532.54.57.54850.38Product SpecificationRXEF010-2CheckOrder
RXEF010-AP0.10.2400.532.54.57.54850.38Product SpecificationRXEF010-APCheckOrder
RXEF010S0.10.2400.532.54.57.54850.38Product SpecificationRXEF010SCheckOrder
RXEF0170.170.34400.673.35.2183850.48Product SpecificationRXEF017CheckOrder
RXEF017-20.170.34400.673.35.2183850.48Product SpecificationRXEF017-2CheckOrder
RXEF017-AP0.170.34400.673.35.2183850.48Product SpecificationRXEF017-APCheckOrder
RXEF017S0.170.34400.673.35.2183850.48Product SpecificationRXEF017SCheckOrder
RXEF017S-20.170.34400.673.35.2183850.48Product SpecificationRXEF017S-2CheckOrder
RXEF0200.20.4400.641.832.754.42.2850.41Product SpecificationRXEF020CheckOrder
RXEF020-20.20.4400.641.832.754.42.2850.41Product SpecificationRXEF020-2CheckOrder
RXEF020-AP0.20.4400.641.832.754.42.2850.41Product SpecificationRXEF020-APCheckOrder
RXEF020S0.20.4400.641.832.754.42.2850.41Product SpecificationRXEF020SCheckOrder
RXEF020S-20.20.4400.641.832.754.42.2850.41Product SpecificationRXEF020S-2CheckOrder
RXEF0250.250.5400.621.251.9532.5850.45Product SpecificationRXEF025CheckOrder
RXEF025-20.250.5400.621.251.9532.5850.45Product SpecificationRXEF025-2CheckOrder
RXEF025-AP0.250.5400.621.251.9532.5850.45Product SpecificationRXEF025-APCheckOrder
RXEF0300.30.6400.770.881.332.13850.49Product SpecificationRXEF030CheckOrder
RXEF030-20.30.6400.770.881.332.13850.49Product SpecificationRXEF030-2CheckOrder
RXEF030-AP0.30.6400.770.881.332.13850.49Product SpecificationRXEF030-APCheckOrder
RXEF030S0.30.6400.770.881.332.13850.49Product SpecificationRXEF030SCheckOrder
RXEF030S-20.30.6400.770.881.332.13850.49Product SpecificationRXEF030S-2CheckOrder
RXEF0400.40.8400.820.550.861.293.8850.56Product SpecificationRXEF040CheckOrder
RXEF040-20.40.8400.820.550.861.293.8850.56Product SpecificationRXEF040-2CheckOrder
RXEF040-AP0.40.8400.820.550.861.293.8850.56Product SpecificationRXEF040-APCheckOrder
RXEF040S0.40.8400.820.550.861.293.8850.56Product SpecificationRXEF040SCheckOrder
RXEF040S-20.40.8400.820.550.861.293.8850.56Product SpecificationRXEF040S-2CheckOrder
RXEF0500.51401.290.50.771.174850.77Product SpecificationRXEF050CheckOrder
RXEF050-10.51401.290.50.771.174850.77Product SpecificationRXEF050-1CheckOrder
RXEF050-20.51401.290.50.771.174850.77Product SpecificationRXEF050-2CheckOrder
RXEF050-AP0.51401.290.50.771.174850.77Product SpecificationRXEF050-APCheckOrder
RXEF050S0.51401.290.50.771.174850.77Product SpecificationRXEF050SCheckOrder
RXEF050S-AP0.51401.290.50.771.174850.77Product SpecificationRXEF050S-APCheckOrder
RXEF0650.651.3401.480.310.480.725.3850.88Product SpecificationRXEF065CheckOrder
RXEF065-20.651.3401.480.310.480.725.3850.88Product SpecificationRXEF065-2CheckOrder
RXEF065-AP0.651.3401.480.310.480.725.3850.88Product SpecificationRXEF065-APCheckOrder
RXEF065S0.651.3401.480.310.480.725.3850.88Product SpecificationRXEF065SCheckOrder
RXEF0750.751.5401.770.250.40.66.3850.92Product SpecificationRXEF075CheckOrder
RXEF075-20.751.5401.770.250.40.66.3850.92Product SpecificationRXEF075-2CheckOrder
RXEF075-AP0.751.5401.770.250.40.66.3850.92Product SpecificationRXEF075-APCheckOrder
RXEF075S0.751.5401.770.250.40.66.3850.92Product SpecificationRXEF075SCheckOrder
RXEF0900.91.8401.590.20.310.477.2850.99Product SpecificationRXEF090CheckOrder
RXEF090-20.91.8401.590.20.310.477.2850.99Product SpecificationRXEF090-2CheckOrder
RXEF090-AP0.91.8401.590.20.310.477.2850.99Product SpecificationRXEF090-APCheckOrder
RXEF090S0.91.8401.590.20.310.477.2850.99Product SpecificationRXEF090SCheckOrder
RXEF1101.12.2402.50.150.250.388.2851.5Product SpecificationRXEF110CheckOrder
RXEF110-21.12.2402.50.150.250.388.2851.5Product SpecificationRXEF110-2CheckOrder
RXEF110-AP1.12.2402.50.150.250.388.2851.5Product SpecificationRXEF110-APCheckOrder
RXEF110K1.12.2402.50.150.250.388.2851.5Product SpecificationRXEF110KCheckOrder
RXEF110K-21.12.2402.50.150.250.388.2851.5Product SpecificationRXEF110K-2CheckOrder
RXEF110K-AP1.12.2402.50.150.250.388.2851.5Product SpecificationRXEF110K-APCheckOrder
RXEF1351.352.7402.510.120.190.39.6851.7Product SpecificationRXEF135CheckOrder
RXEF135-11.352.7402.510.120.190.39.6851.7 RXEF135-1CheckOrder
RXEF135-21.352.7402.510.120.190.39.6851.7Product SpecificationRXEF135-2CheckOrder
RXEF135-AP1.352.7402.510.120.190.39.6851.7Product SpecificationRXEF135-APCheckOrder
RXEF135K1.352.7402.510.120.190.39.6851.7Product SpecificationRXEF135KCheckOrder
RXEF135K-21.352.7402.510.120.190.39.6851.7Product SpecificationRXEF135K-2CheckOrder
RXEF135K-AP1.352.7402.510.120.190.39.6851.7Product SpecificationRXEF135K-APCheckOrder
RXEF1601.63.2402.850.090.140.2211.4851.9 RXEF160CheckOrder
RXEF160-21.63.2402.850.090.140.2211.4851.9 RXEF160-2CheckOrder
RXEF160-AP1.63.2402.850.090.140.2211.4851.9 RXEF160-APCheckOrder
RXEF160K1.63.2402.850.090.140.2211.4851.9Product SpecificationRXEF160KCheckOrder
RXEF160K-21.63.2402.850.090.140.2211.4851.9Product SpecificationRXEF160K-2CheckOrder
RXEF1851.853.7403.040.080.120.1912.6852.1Product SpecificationRXEF185CheckOrder
RXEF185-11.853.7403.040.080.120.1912.6852.1Product SpecificationRXEF185-1CheckOrder
RXEF185-21.853.7403.040.080.120.1912.6852.1Product SpecificationRXEF185-2CheckOrder
RXEF185-AP1.853.7403.040.080.120.1912.6852.1Product SpecificationRXEF185-APCheckOrder
RXEF185K1.853.7403.040.080.120.1912.6852.1 RXEF185KCheckOrder
RXEF185K-21.853.7403.040.080.120.1912.6852.1 RXEF185K-2CheckOrder
RXEF185K-AP1.853.7403.040.080.120.1912.6852.1 RXEF185K-APCheckOrder
RXEF2502.55403.380.050.080.1315.6852.5Product SpecificationRXEF250CheckOrder
RXEF250-22.55403.380.050.080.1315.6852.5Product SpecificationRXEF250-2CheckOrder
RXEF250-AP2.55403.380.050.080.1315.6852.5Product SpecificationRXEF250-APCheckOrder
RXEF250K2.55403.380.050.080.1315.6852.5Product SpecificationRXEF250KCheckOrder
RXEF250K-22.55403.380.050.080.1315.6852.5Product SpecificationRXEF250K-2CheckOrder
RXEF30036403.490.040.060.119.8852.8Product SpecificationRXEF300CheckOrder
RXEF300-136403.490.040.060.119.8852.8Product SpecificationRXEF300-1CheckOrder
RXEF300-236403.490.040.060.119.8852.8Product SpecificationRXEF300-2CheckOrder
RXEF300-AP36403.490.040.060.119.8852.8Product SpecificationRXEF300-APCheckOrder
RXEF300K36403.490.040.060.119.8852.8Product SpecificationRXEF300KCheckOrder
RXEF300K-236403.490.040.060.119.8852.8Product SpecificationRXEF300K-2CheckOrder
RXEF3753.757.5404.50.030.050.0824853.2Product SpecificationRXEF375CheckOrder
RXEF375-13.757.5404.50.030.050.0824853.2Product SpecificationRXEF375-1CheckOrder
RXEF375K3.757.5404.50.030.050.0824853.2Product SpecificationRXEF375KCheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
RF2577-000 RXEF005 RoHS No 07/21/2017 PbFree No 07/21/2017 No
07/21/2017
RF2658-000 RXEF005-2 RoHS No 02/20/2019 PbFree No 02/20/2019 Yes
02/20/2019
RF2579-000 RXEF010 RoHS No 07/10/2017 PbFree No 07/10/2017 No
07/10/2017
RF2678-000 RXEF010-1 RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2622-000 RXEF010-2 RoHS No 10/10/2017 PbFree No 10/10/2017 No
10/10/2017
RF2654-000 RXEF010-AP RoHS No 05/22/2017 PbFree No 05/22/2017 No
05/22/2017
RF2670-000 RXEF010S RoHS No 08/03/2017 PbFree No 08/03/2017 No
08/03/2017
RF2563-000 RXEF017 RoHS No 01/23/2017 PbFree No 01/23/2017 Yes
01/23/2017
RF2641-000 RXEF017-2 RoHS No 08/03/2017 PbFree No 08/03/2017 Yes
08/03/2017
RF2662-000 RXEF017-AP RoHS No 04/12/2018 PbFree No 04/12/2018 No
04/12/2018
RF2666-000 RXEF017S RoHS No 07/09/2018 PbFree No 07/09/2018 No
07/09/2018
RF2674-000 RXEF017S-2 RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2564-000 RXEF020 RoHS No 12/01/2016 PbFree No 12/01/2016 No
12/01/2016
RF2631-000 RXEF020-2 RoHS No 07/04/2017 PbFree No 07/04/2017 No
07/04/2017
RF2664-000 RXEF020-AP RoHS No 03/04/2018 PbFree No 03/04/2018 No
03/04/2018
RF2675-000 RXEF020S RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2673-000 RXEF020S-2 RoHS No 02/20/2019 PbFree No 02/20/2019 No
02/20/2019
RF2628-000 RXEF025 RoHS No 07/14/2017 PbFree No 07/14/2017 Yes
07/14/2017
RF2657-000 RXEF025-2 RoHS No 01/22/2018 PbFree No 01/22/2018 No
01/22/2018
RF2668-000 RXEF025-AP RoHS No 04/16/2019 PbFree No 04/16/2019 Yes
04/16/2019
RF2565-000 RXEF030 RoHS No 07/27/2017 PbFree No 07/27/2017 No
07/27/2017
RF2633-000 RXEF030-2 RoHS No 11/08/2018 PbFree No 11/08/2018 No
11/08/2018
RF2656-000 RXEF030-AP RoHS No 12/20/2017 PbFree No 12/20/2017 Yes
12/20/2017
RF2655-000 RXEF030S RoHS No 08/11/2017 PbFree No 08/11/2017 No
08/11/2017
RF2667-000 RXEF030S-2 RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2566-000 RXEF040 RoHS No 01/16/2017 PbFree No 01/16/2017 No
01/16/2017
RF2634-000 RXEF040-2 RoHS No 07/28/2017 PbFree No 07/28/2017 No
07/28/2017
RF2659-000 RXEF040-AP RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2663-000 RXEF040S RoHS No 09/14/2018 PbFree No 09/14/2018 Yes
09/14/2018
RF2684-000 RXEF040S-2 RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2567-000 RXEF050 RoHS No 12/11/2016 PbFree No 12/11/2016 No
12/11/2016
RF2676-000 RXEF050-1 RoHS No 03/12/2018 PbFree No 03/12/2018 No
03/12/2018
RF2630-000 RXEF050-2 RoHS No 07/04/2017 PbFree No 07/04/2017 No
07/04/2017
RF2614-000 RXEF050-AP RoHS No 11/03/2017 PbFree No 11/03/2017 No
11/03/2017
RF2669-000 RXEF050S RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2677-000 RXEF050S-AP RoHS No 08/11/2017 PbFree No 08/11/2017 No
08/11/2017
RF2568-000 RXEF065 RoHS No 04/27/2017 PbFree No 04/27/2017 Yes
04/27/2017
RF2627-000 RXEF065-2 RoHS No 05/21/2017 PbFree No 05/21/2017 No
05/21/2017
RF2661-000 RXEF065-AP RoHS No 02/20/2019 PbFree No 02/20/2019 No
02/20/2019
RF2671-000 RXEF065S RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2569-000 RXEF075 RoHS No 12/11/2016 PbFree No 12/11/2016 Yes
12/11/2016
RF2632-000 RXEF075-2 RoHS No 07/04/2017 PbFree No 07/04/2017 No
07/04/2017
RF2660-000 RXEF075-AP RoHS No 09/06/2018 PbFree No 09/06/2018 No
09/06/2018
RF2672-000 RXEF075S RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2571-000 RXEF090 RoHS No 10/28/2016 PbFree No 10/28/2016 Yes
10/28/2016
RF2638-000 RXEF090-2 RoHS No 07/04/2017 PbFree No 07/04/2017 No
07/04/2017
RF2665-000 RXEF090-AP RoHS No 05/08/2018 PbFree No 05/08/2018 No
05/08/2018
RF2682-000 RXEF090S RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2623-000 RXEF110 RoHS No 12/01/2016 PbFree No 12/01/2016 No
12/01/2016
RF2690-000 RXEF110-2 RoHS No 10/28/2016 PbFree No 10/28/2016 No
10/28/2016
RF2694-000 RXEF110-AP RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
04/26/2016
RF2703-000 RXEF110K RoHS No 08/15/2017 PbFree No 08/15/2017 No
08/15/2017
RF2706-000 RXEF110K-2 RoHS No 11/08/2017 PbFree No 11/08/2017 No
11/08/2017
RF2688-000 RXEF110K-AP RoHS No 04/02/2018 PbFree No 04/02/2018 No
04/02/2018
RF2640-000 RXEF135 RoHS No 12/01/2016 PbFree No 12/01/2016 No
12/01/2016
RF2714-000 RXEF135-1 RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2697-000 RXEF135-2 RoHS No 09/11/2018 PbFree No 09/11/2018 Yes
09/11/2018
RF2699-000 RXEF135-AP RoHS No 08/14/2018 PbFree No 08/14/2018 No
08/14/2018
RF2701-000 RXEF135K RoHS No 08/10/2017 PbFree No 08/10/2017 No
08/10/2017
RF2692-000 RXEF135K-2 RoHS No 02/20/2019 PbFree No 02/20/2019 Yes
02/20/2019
RF2718-000 RXEF135K-AP RoHS No 02/20/2019 PbFree No 02/20/2019 No
02/20/2019
RF2637-000 RXEF160 RoHS No 12/05/2016 PbFree No 12/05/2016 Yes
12/05/2016
RF2689-000 RXEF160-2 RoHS No 08/10/2017 PbFree No 08/10/2017 No
08/10/2017
RF2695-000 RXEF160-AP RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2687-000 RXEF160K RoHS No 05/09/2017 PbFree No 05/09/2017 No
05/09/2017
RF2715-000 RXEF160K-2 RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2635-000 RXEF185 RoHS No 05/29/2017 PbFree No 05/29/2017 No
05/29/2017
RF2709-000 RXEF185-1 RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2698-000 RXEF185-2 RoHS No 08/03/2017 PbFree No 08/03/2017 Yes
08/03/2017
RF2708-000 RXEF185-AP RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2705-000 RXEF185K RoHS No 05/29/2017 PbFree No 05/29/2017 No
05/29/2017
RF2712-000 RXEF185K-2 RoHS No 06/08/2017 PbFree No 06/08/2017 Yes
06/08/2017
RF2710-000 RXEF185K-AP RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2649-000 RXEF250 RoHS No 07/27/2017 PbFree No 07/27/2017 Yes
07/27/2017
RF2691-000 RXEF250-2 RoHS No 10/17/2017 PbFree No 10/17/2017 Yes
10/17/2017
RF2711-000 RXEF250-AP RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2716-000 RXEF250K RoHS No 07/19/2017 PbFree No 07/19/2017 No
07/19/2017
RF3186-000 RXEF250K-2 RoHS No 05/31/2018 PbFree No 05/31/2018 No
05/31/2018
RF2650-000 RXEF300 RoHS No 12/01/2016 PbFree No 12/01/2016 Yes
12/01/2016
RF2707-000 RXEF300-1 RoHS No 02/20/2019 PbFree No 02/20/2019 No
02/20/2019
RF2693-000 RXEF300-2 RoHS No 03/14/2018 PbFree No 03/14/2018 No
03/14/2018
RF2719-000 RXEF300-AP RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2704-000 RXEF300K RoHS No 02/20/2018 PbFree No 02/20/2018 No
02/20/2018
RF2702-000 RXEF300K-2 RoHS No 05/22/2018 PbFree No 05/22/2018 No
05/22/2018
RF2647-000 RXEF375 RoHS No 12/01/2016 PbFree No 12/01/2016 Yes
12/01/2016
RF2700-000 RXEF375-1 RoHS No 06/20/2018 PbFree No 06/20/2018 Yes
06/20/2018
RF2713-000 RXEF375K RoHS No 12/01/2016 PbFree No 12/01/2016 No
07/28/2017
If the product environmental information that you are looking for does not appear in this tab,
please complete the Product Environmental Information Request Form.