PolySwitch(R) Resettable PPTCs Radial Leaded > RXEF Series RXEF Series RoHS Description Littelfuse PolySwitch radial-leaded devices represent the most comprehensive and complete set of PPTC products available in the industry today. RXEF series offers low hold currents (down to 50mA) and high voltage rating (up to 72V). Features * Resettable and single-use overcurrent devices * Wide range of form factor and termination methods * Devices compatible with high-volume electronics assembly Agency Approvals * RoHS compliant, Lead-Free and Halogen-Free AGENCY AGENCY FILE NUMBER Applications E74889 78165 72161785 * Satellite video receivers * CD-ROMs * Industrial controls * Game machines * Transformers * Battery packs * Computer motherboards * Phones * Modems * Fax machines * USB hubs, ports and peripherals * Analog and digital line cards * Printers * IEEE 1394 ports Additional Information Datasheet Samples Resources Electrical Characteristics Part Number IH IT (A) (A) VMAX (VDC) IMAX (VAC RMS) (DCADC) PD Typ (ACARMS) (W) Max Time-to-trip (A) (s) RMIN RMAX R1MAX () () () Lead Size (mm2/AWG) RXEF - 60V RXEF005 0.05 0.10 60 - 40 - 0.22 0.25 5.0 7.3 11.10 20.00 0.128/26 RXEF010 0.10 0.20 60 - 40 - 0.38 0.50 4.0 2.5 4.50 7.50 0.205/24 RXEF017 0.17 0.34 60 - 40 - 0.48 0.85 3.0 3.3 5.21 8.00 0.205/24 Notes: IH : Hold current: maximum current device will pass without interruption in 20C still air. RMIN : Minimum resistance of device as supplied at 20C unless otherwise specified. IT : Trip current: minimum current that will switch the device from low resistance to high resistance in 20C still air. RMAX : Maximum resistance of device as supplied at 20C unless otherwise specified. VMAX : Maximum continuous voltage device can withstand without damage at rated current. IMAX : Maximum fault current device can withstand without damage at rated voltage. PD : Power dissipated from device when in the tripped state in 20C still air. R1MAX : Maximum resistance of device when measured one hour post reflow (surface-mount device) or one hour post trip (radial-leaded device) at 20C unless otherwise specified. * Electrical characteristics determined at 25C. (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 PolySwitch(R) Resettable PTCs Radial Leaded > RXEF Series Electrical Characteristics Part Number IH IT (A) (A) (Cont'd) VMAX (VDC) IMAX (VAC RMS) (DCADC) PD Typ (ACARMS) (W) Max Time-to-trip (A) (s) RMIN RMAX R1MAX () () () Lead Size (mm2/AWG) RXEF - 72V RXEF020 0.20 0.40 72 72 40 40 0.41 1.00 2.2 1.83 2.75 4.40 0.205/24 RXEF025 0.25 0.50 72 72 40 40 0.45 1.25 2.5 1.25 1.95 3.00 0.205/24 RXEF030 0.30 0.60 72 72 40 40 0.49 1.50 3.0 0.88 1.33 2.10 0.205/24 RXEF040 0.40 0.80 72 72 40 40 0.56 2.00 3.8 0.55 0.86 1.29 0.205/24 RXEF050 0.50 1.00 72 72 40 40 0.77 2.50 4.0 0.50 0.77 1.17 0.205/24 RXEF065 0.65 1.30 72 72 40 40 0.88 3.25 5.3 0.31 0.48 0.72 0.205/24 RXEF075 0.75 1.50 72 72 40 40 0.92 3.75 6.3 0.25 0.40 0.60 0.205/24 RXEF090 0.90 1.80 72 72 40 40 0.99 4.50 7.2 0.20 0.31 0.47 0.205/24 RXEF110 1.10 2.20 72 72 40 40 1.50 5.50 8.2 0.15 0.25 0.38 0.520/20 RXEF135 1.35 2.70 72 72 40 40 1.70 6.75 9.6 0.12 0.19 0.30 0.520/20 RXEF160 1.60 3.20 72 72 40 40 1.90 8.00 11.4 0.09 0.14 0.22 0.520/20 RXEF185 1.85 3.70 72 72 40 40 2.10 9.25 12.6 0.08 0.12 0.19 0.520/20 RXEF250 2.50 5.00 72 72 40 40 2.50 12.50 15.6 0.05 0.08 0.13 0.520/20 RXEF300 3.00 6.00 72 72 40 40 2.80 15.00 19.8 0.04 0.06 0.10 0.520/20 RXEF375 3.75 7.50 72 72 40 40 3.20 18.75 24.0 0.03 0.05 0.08 0.520/20 Notes: IH : Hold current: maximum current device will pass without interruption in 20C still air. RMIN : Minimum resistance of device as supplied at 20C unless otherwise specified. IT : Trip current: minimum current that will switch the device from low resistance to high resistance in 20C still air. RMAX : Maximum resistance of device as supplied at 20C unless otherwise specified. R1MAX : Maximum resistance of device when measured one hour post reflow (surface-mount device) or one hour post trip (radial-leaded device) at 20C unless otherwise specified. VMAX : Maximum continuous voltage device can withstand without damage at rated current. IMAX : Maximum fault current device can withstand without damage at rated voltage. PD * Electrical characteristics determined at 25C. : Power dissipated from device when in the tripped state in 20C still air. Typical Time-to-Trip Curves at 20C 1000 RXEF005 RXEF010 RXEF017 RXEF020 RXEF025 RXEF030 RXEF040 RXEF050 RXEF065 J K L M N O P Q R = = = = = = = = = RXEF075 RXEF090 RXEF110 RXEF135 RXEF160 RXEF185 RXEF250 RXEF300 RXEF375 B C D E F G H I J K L MNO P Q R 100 A 10 Time-to-Trip (s) RXEF A = B = C = D = E = F = G = H = I = R Q P 1 0.1 0.01 A 0.001 0.1 1 B Fault Current (A) (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 10C D E F G O N M L K J I H 100 PolySwitch(R) Resettable PPTCs Radial Leaded > RXEF Series Temperature Rerating Maximum Ambient Temperature -40C -20C 0C 20C 25C 40C 50C 60C 70C 85C Hold Current (A) RXEF - 60V RXEF005 0.078 0.068 0.06 0.05 0.048 0.04 0.035 0.032 0.027 0.02 RXEF010 0.160 0.140 0.11 0.10 0.096 0.08 0.072 0.067 0.050 0.04 RXEF017 0.260 0.230 0.21 0.17 0.160 0.14 0.120 0.110 0.090 0.07 0.16 0.14 0.13 0.11 0.08 RXEF - 72V RXEF020 0.31 0.27 0.24 0.20 0.19 RXEF025 0.39 0.34 0.30 0.25 0.24 0.20 0.18 0.16 0.14 0.10 RXEF030 0.47 0.41 0.36 0.30 0.29 0.24 0.22 0.20 0.16 0.12 RXEF040 0.62 0.54 0.48 0.40 0.38 0.32 0.29 0.25 0.22 0.16 RXEF050 0.78 0.68 0.60 0.50 0.48 0.41 0.36 0.32 0.27 0.20 RXEF065 1.01 0.88 0.77 0.65 0.62 0.53 0.47 0.41 0.35 0.26 RXEF075 1.16 1.02 0.89 0.75 0.72 0.61 0.54 0.47 0.41 0.30 RXEF090 1.40 1.22 1.07 0.90 0.86 0.73 0.65 0.57 0.49 0.36 RXEF110 1.71 1.50 1.31 1.10 1.06 0.89 0.79 0.69 0.59 0.44 RXEF135 2.09 1.84 1.61 1.35 1.30 1.09 0.97 0.85 0.73 0.54 RXEF160 2.48 2.18 1.90 1.60 1.54 1.30 1.15 1.01 0.86 0.64 RXEF185 2.87 2.52 2.20 1.85 1.78 1.50 1.33 1.17 1.00 0.74 RXEF250 3.88 3.40 2.98 2.50 2.40 2.03 1.80 1.58 1.35 1.00 RXEF300 4.65 4.08 3.57 3.00 2.88 2.43 2.16 1.89 1.62 1.20 RXEF375 5.81 5.10 4.46 3.75 3.60 3.04 2.70 2.36 2.03 1.50 Temperature Rerating Curve % of Rated Hold and Trip Current 200 150 100 50 0 -40 -20 0 20 40 60 80 Ambient Temperature (C) (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 PolySwitch(R) Resettable PTCs Radial Leaded > RXEF Series Physical Specifications RXEF005: Tin-plated Nickel-copper Alloy, 0.128mm2 (26AWG), o0.40mm (0.016in) RXEF010: Tin-plated Nickel-copper Alloy, 0.205mm2 (24AWG), o0.51mm (0.020in) Lead Material RXEF017 to 040: Tin-plated Copper-clad Steel, 0.205mm2 (24AWG), o0.51mm (0.020in) RXEF050 to 090 : Tin-plated Copper, 0.205mm2 (24AWG), o0.51mm (0.020in) RXEF110 to 375: Tin-plated Copper, 0.52mm2 (20AWG), o0.81mm (0.032in) Soldering Characteristics Solder Heat Withstand Solderability per ANSI/J-STD-002 Category 3 RXEF005, RXEF010 Meet ANSI/J-STD-002 Category 1 RXEF005- RXEF025: per IEC-STD 68-2-20, Test Tb, Method 1a, Condition a; Can Withstand 5s at 260C 5C All Other Sizes: per IEC-STD 68-2-20, Test Tb, Method 1a, Condition b; Can Withstand 10s at 260C 5C Insulating Material Cured, Flame-retardant Epoxy Polymer; Meets UL 94V-0 Operation Temperature -40C~85C Note: Devices are not designed to be placed through a reflow process. Environmental Specifications Test Conditions Resistance Change -40C, 1000 hrs 5% 85C, 1000 hrs 5% Humidity Aging 85C, 85% R.H., 1000 hrs 10% Thermal Shock 85C to -40C 10 times 10% Solvent Resistance MIL-STD-202, Method 215F No change Moisture Resistance Level Level 1, J-STD-020 Storage Conditions 40C max, 70% RH max; devices should remain in original sealed bags prior to use. Devices may not meet specified values if these storage conditions are exceeded. Passive Aging (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 E E E A E A E A C B B (R) CL CL PolySwitch Resettable PPTCs B B B to B E A F CL CL B B C CL to CL B F CL CL B CL Radial Leaded > RXEF Series D D D F C CL toCLCL CL C F CL toCC LL CL D D F C CL to CL C CL to CL CL CL A D E D D A D C CL to CL C CL toBCL C CL to CL D E C F CL CL CL to CL C CL to CL CL B Dimension Figures A E AE A E A E A E D A E A C CL to CL B B B D D D C F CL toCLCL CL CL CL A C F CL toCLCLCL B B A E E F CL CL B B D E J B C CL to CL B F CL CL J E CL Figure 4 D D C C F CL CL C F CL CL CL toCL F CL to CL CL CL to CL Figure 1 D D D D A J C C F CL CL CL to CL CL J CL to CL Figure 2 C F C CL to C LL CL F Figure 3 C F CL CL A E E H Figure 5 A E A E A E A E A E A E A E A E E B CL Dimensions and Weights B B B B B Dimensions in Millimeters (Inches) A Part Number A D D C F C CL to C LL CL Min D C F CL toCLCLCL Max -- 8.0 (0.32) RXEF010 -- 7.4 (0.29) J RXEF020 C CL to CL E -- C D Max C F CL to CL CL CL C F CL to C L CL D Min 8.3 (0.33) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 11.6 (0.46) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) 4.3 C 5.8 (0.17) (0.23) 7.6 C (0.30) H H -- J 12.7 C (0.50) E 7.4 (0.29) -- E C CL to CL -- -- A -- 3.0 1.17 (0.12)C (0.046) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- C F CL CL 1.0 (0.04) 1,4,5 A E E 1.0 (0.04) 1.7 (0.07) 0.069 2,4,5 0.128 2,4,5 0.174 B CL to CL C to CL 1.0 (0.04) D 2,4,5 0.119 2,4,5 0.130 C CL to CL 1.0 3.0L (0.12) 1.17 (0.046) -- -- 3.0 (0.12) 1.17 (0.046) 1.0 (0.04) 2,4,5 0.143 7.6 (0.30) -- -- 3.0 (0.12) 1.17 (0.046) 1.2 (0.05) 2,4,5 0.202 5.8 (0.23) 7.6 (0.30) -- -- 3.0 (0.12) 1.17 (0.046) 1.2 (0.05) 2,4,5 0.210 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- -- 3.0 (0.12) 1.17 (0.046) 1.5 (0.06) 2,4,5 0.277 -- 12.7 (0.50) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) RXEF040 -- 7.6 (0.30) -- 13.5 (0.53) 4.3 (0.17) 5.8 (0.23) 7.9 (0.31) -- 13.7 (0.54) 4.3 (0.17) 9.4 (0.37) -- 14.5 (0.57) CL to CL C F CL to CC LL CL -- 7.4 E (0.29) C D D 11.7 (0.46) -- C B 1.68 (0.066) D H A ERXEF030A E D 1.07 (0.042) Typ Device Mass (g) for Reference) CL to CL(Only RXEF - 72V -- -- A E B 7.6 (0.30) D 1.07 (0.042) 3.0 (0.12) 5.8 (0.23) RXEF065 3.0 (0.12) -- 4.3 (0.17) D C F CL to CL CL -- A 12.7 (0.50) -- Typ 3.0 (0.12) -- RXEF050 D D Max -- 7.4 (0.29) B D CL to CL D Figure C J C -- -- B B CL CL RXEF025 B Min H RXEFF- 60V -- A E Max B E D DMax Min A 7.4 (0.29) -- J Min F CL CL RXEF005 RXEF017 J J B B B B (0.04) RXEF075 -- 10.2 (0.40) -- 15.2 (0.60) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- -- 3.0 (0.12) 1.17 (0.046) 1.5 (0.06) 2,4,5 0.310 RXEF090 -- 11.2 (0.44) -- 15.8 (0.62) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- -- 3.0 (0.12) 1.17 (0.046) 1.5 (0.06) 2,4,5 0.365 CL to CL (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 A E B A E E A E A E A C (R) PolySwitch Resettable PTCs B B B B CL to CL B E A F CL CL B B B E D D D C CL to CL F CL CL B Radial Leaded > RXEF Series D D F C CL toCLCL CL C F CL toCC LL CL C CL to CL D D D F C CL to CL C CL to CL CL CL A D C CL to CL C CL toBCL C CL to CL D A E C F CL CL CL to CL C CL to CL B Dimension Figures A E A AE A E A E A E D A E A C CL to CL B B B D D D C F CL toCLCL CL C CL to CL C F CL toCLCLCL B B A E E F CL CL B B B D E J C CL to CL B F CL CL J Figure 4 D D C C F CL CL C F CL CL CL toCL F CL to CL CL CL to CL Figure 1 D D D D A J C C F CL CL CL to CL CL J CL to CL Figure 2 C F C CL to C LL CL F Figure 3 C F CL CL A E E H Figure 5 A E A A E A E A E A E A E A E A E E B Dimensions and Weights B B (Cont'd) B B B Dimensions in Millimeters (Inches) A D A D C F C CL to C LL CL C CL to CL Min D C F CL toCLCLCL C CL to CL Max 12.8 (0.50) RXEF135 -- 14.5 (0.57) J E -- 17.5 (0.69) RXEF250 -- RXEF300 A E RXEF375 C D Max C F CL to CL CL CL C F CL to C L CL D Min 17.5 (0.69) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 19.1 (0.75) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) 4.3 C 5.8 (0.17) (0.23) 7.6 C (0.30) H 5.8 (0.23) 7.6 (0.30) A -- J 20.8 C (0.82) E E Min B H CL CL C CL to CL -- -- D A J D D Max Typ C F CL to CL CL RXEFF- 72V -- A E Max 3.0 (0.12) 1.37 (0.054) A E -- 3.0 (0.12) 1.37 (0.054) 1.5 (0.06) -- -- 3.0 D (0.12) 1.37 D (0.054) 1.5 (0.06) 3.0 C 1.37 (0.12) CL to CL(0.054) C (0.07) CL to CL H H B F CL CL 3,4,5 A E -- Device Mass (g) for Reference) CL to CL(Only D 1.2 (0.05) 3.0 (0.12) B Figure C C F CL to CC LL CL -- A 1.37 (0.054) Typ C -- CL to CL D E D DMax Min B 0.546 E 1.2 (0.05) 3,4,5 0.653 3,4,5 0.684 3,4,5 0.808 3,4,5 1.139 B -- 22.4 (0.88) 4.3 (0.17) 20.8 (0.82) -- 25.4 (1.00) 9.4 (0.37) 10.9 (0.43) 7.6 (0.30) -- C-- CL to CL -- 23.9 (0.94) -- 28.6 (1.13) 9.4 (0.37) 10.9 (0.43) 7.6 (0.30) -- -- 3.0 (0.12) 1.37 (0.054) 1.7 (0.07) 3,4,5 1.379 -- 27.2E (1.07) -- 31.8 (1.25) 9.4 (0.37) 10.9 (0.43) 7.6 (0.30) -- -- 3.0 (0.12) 1.37 (0.054) 1.7 (0.07) 3,4,5 1.708 B B B D D D C CL to CL C CL to CL 16.3 (0.64) -- RXEF185 A E Min F CL CL -- J A B RXEF110 RXEF160 J J J Part Number B B B C CL to CL (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 1.7 D PolySwitch(R) Resettable PPTCs Radial Leaded > RXEF Series Packaging and Marking Information Part Number Bag Quantity Tape and Reel Quantity Ammo Pack Quantity Standard Package Quantity Part Marking Agency Recognition RXEF - 60V 500 -- -- 10,000 -- UL, CSA, TUV, CQC RXEF005-2 RXEF005 -- 3,000 -- 15,000 -- UL, CSA, TUV, CQC RXEF005-AP -- -- 2,000 10,000 -- UL, CSA, TUV, CQC RXEF010 RXEF010-2 RXEF010-AP 500 -- -- 10,000 X10 UL, CSA, TUV, CQC -- 3,000 -- 15,000 X10 UL, CSA, TUV, CQC -- -- 2,000 10,000 X10 UL, CSA, TUV, CQC 500 -- -- 10,000 X17 UL, CSA, TUV, CQC RXEF017-2 -- 2,500 -- 12,500 X17 UL, CSA, TUV, CQC RXEF017-AP -- -- 2,000 10,000 X17 UL, CSA, TUV, CQC RXEF017 RXEF - 72V RXEF020 RXEF020-2 RXEF020-AP 500 -- -- 10,000 X20 UL, CSA, TUV, CQC -- 3,000 -- 15,000 X20 UL, CSA, TUV, CQC -- -- 2,000 10,000 X20 UL, CSA, TUV, CQC 500 -- -- 10,000 X25 UL, CSA, TUV, CQC RXEF025-2 -- 3,000 -- 15,000 X25 UL, CSA, TUV, CQC RXEF025-AP -- -- 2,000 10,000 X25 UL, CSA, TUV, CQC 500 -- -- 10,000 X30 UL, CSA, TUV, CQC RXEF030-2 -- 3,000 -- 15,000 X30 UL, CSA, TUV, CQC RXEF030-AP -- -- 2,000 10,000 X30 UL, CSA, TUV, CQC RXEF025 RXEF030 500 -- -- 10,000 X40 UL, CSA, TUV, CQC RXEF040-2 RXEF040 -- 3,000 -- 15,000 X40 UL, CSA, TUV, CQC RXEF040-AP -- -- 2,000 10,000 X40 UL, CSA, TUV, CQC RXEF050 RXEF050-2 RXEF050-AP 500 -- -- 10,000 X50 UL, CSA, TUV, CQC -- 3,000 -- 15,000 X50 UL, CSA, TUV, CQC -- -- 2,000 10,000 X50 UL, CSA, TUV, CQC 500 -- -- 10,000 X65 UL, CSA, TUV, CQC RXEF065-2 -- 3,000 -- 15,000 X65 UL, CSA, TUV, CQC RXEF065-AP -- -- 2,000 10,000 X65 UL, CSA, TUV, CQC 500 -- -- 10,000 X75 UL, CSA, TUV, CQC RXEF075-2 -- 3,000 -- 15,000 X75 UL, CSA, TUV, CQC RXEF075-AP -- -- 2,000 10,000 X75 UL, CSA, TUV, CQC RXEF065 RXEF075 RXEF090 RXEF090-2 RXEF090-AP 500 -- -- 10,000 X90 UL, CSA, TUV, CQC -- 3,000 -- 15,000 X90 UL, CSA, TUV, CQC -- -- 2,000 10,000 X90 UL, CSA, TUV, CQC 500 -- -- 10,000 X110 UL, CSA, TUV, CQC RXEF110-2 -- 1,500 -- 7,500 X110 UL, CSA, TUV, CQC RXEF110-AP -- -- 1,000 5,000 X110 UL, CSA, TUV, CQC RXEF110 (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 PolySwitch(R) Resettable PTCs Radial Leaded > RXEF Series Packaging and Marking Information Part Number Bag Quantity (Cont'd) Tape and Reel Quantity Ammo Pack Quantity Standard Package Quantity Part Marking Agency Recognition RXEF - 72V 500 -- -- 10,000 X135 UL, CSA, TUV, CQC RXEF135-2 RXEF135 -- 1,500 -- 7,500 X135 UL, CSA, TUV, CQC RXEF135-AP -- -- 1,000 5,000 X135 UL, CSA, TUV, CQC RXEF160 RXEF160-2 RXEF160-AP 500 -- -- 10,000 X160 UL, CSA, TUV, CQC -- 1,500 -- 7,500 X160 UL, CSA, TUV, CQC -- -- 1,000 5,000 X160 UL, CSA, TUV, CQC 500 -- -- 10,000 X185 UL, CSA, TUV, CQC RXEF185-2 -- 1,500 -- 7,500 X185 UL, CSA, TUV, CQC RXEF185-AP -- -- 1,000 5,000 X185 UL, CSA, TUV, CQC 250 -- -- 5,000 X250 UL, CSA, TUV, CQC RXEF250-2 -- 1,000 -- 5,000 X250 UL, CSA, TUV, CQC RXEF250-AP -- -- 1,000 5,000 X250 UL, CSA, TUV, CQC RXEF185 RXEF250 RXEF300 RXEF300-2 RXEF300-AP RXEF375 250 -- -- 5,000 X300 UL, CSA, TUV, CQC -- 1,000 -- 5,000 X300 UL, CSA, TUV, CQC -- -- 1,000 5,000 X300 UL, CSA, TUV, CQC 250 -- -- 5,000 X375 UL, CSA, TUV, CQC Part Ordering Number System RXEF 250 U 2 Packaging Blank = Packaged in Bags -1 = 25.4mm (1.0 in) Minimum Lead Length -2 = Tape and Reel -AP = Ammo Pack -X.X = Special Lead Cut Length (in) Modifier K = Standard Kinked Lead B = Special Kinked Lead S = Straight Lead U = Uncoated Device Hold Current Indicator Product Series An "F" at the end of product series indicates Pb-free version of product. Note: Kinked parts are recommended to control the height of the part on the PCB in non-auto PCB applications. (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 PolySwitch(R) Resettable PPTCs Radial Leaded > RXEF Series Tape and Reel Specifications RXEF devices are available in tape and reel packaging per EIA468-B/IEC60286-2 standards. See Figures 1 and 2 for details. Description EIA Mark Dimension (mm) Tolerance Carrier Tape Width W 18 -0.5/+1.0 Hold-Down Tape Width W4 11 Minimum Top Distance between Tape Edges W6 3 Maximum Sprocket Hole Position W5 9 -0.5/+0.75 Sprocket Hole Diameter D0 4 0.2 Abscissa to Plane (Straight Lead) (RXEF110 To RXEF300) H 18.5 2.5 Abscissa to Plane (Kinked Lead) (RXEF010 To RXEF090) H0 16.0 0.5 Abscissa to Top (RXEF010 To RXEF090) H1 32.2 Maximum Abscissa to Top* (RXEF110 To RXEF300) H1 47.5 Maximum Overall Width with Lead Protrusion (RXEF010 To RXEF090) C1 43.2 Maximum Overall Width with Lead Protrusion* (RXEF110 To RXEF300) C1 58 Maximum Overall Width without Lead Protrusion (RXEF010 To RXEF090) C2 42.5 Maximum Overall Width without Lead Protrusion* (RXEF110 To RXEF300) C2 57.0 Maximum Lead Protrusion L1 1.0 Maximum Protrusion of Cut-Out L 11.0 Maximum Protrusion beyond Hold-down Tape I2 Not Specified -- Sprocket Hole Pitch P0 12.7 0.3 Device Pitch (RXEF010 To RXEF090) -- 12.7 0.3 Device Pitch (RXEF110 To RXEF300) -- 25.4 0.61 Pitch Tolerance -- 20 Consecutive 1 Tape Thickness T 0.9 Maximum Overall Tape and Lead Thickness (RXEF010 To RXEF090) T1 1.5 Maximum Overall Tape and Lead Thickness (RXEF110 To RXEF300) T1 2.3 Maximum Splice Sprocket Hole Alignment -- 0 0.3 Body Lateral Deviation h 0 1.0 Body Tape Plane Deviation p 0 1.3 0.7 Ordinate to Adjacent Component Lead (RXEF010 To RXEF185) P1 3.81 Ordinate to Adjacent Component Lead (RXEF250 To RXEF300) P1 7.62 0.7 Lead Spacing* (RXEF010 To RXEF185) F 5.05 0.75 Lead Spacing* (RXEF250 To RXEF300) F 10.15 0.75 Reel Width (RXEF010 To RXEF090) W2 56.0 Maximum Reel Width* (RXEF110 To RXEF300) W2 63.5 Maximum A 370.0 Maximum Space between Flanges* (RXEF010 To RXEF090) W1 48.0 Maximum Space between Flanges* (RXEF110 To RXEF300) W1 55.0 Maximum C 26.0 12.0 Reel Diameter Arbor Hold Diameter Core Diameter* N 91.0 Maximum Box -- 64/372/362 Maximum Consecutive Missing Places -- None -- Empty Places per Reel -- 0.1% Maximum *Differs from EIA specification. (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 PolySwitch(R) Resettable PTCs Radial Leaded > RXEF Series Tape and Reel Diagrams h p h p Reference Plane H1 P1 H1 F A L H0 B D4 C2 C1 H W5 W I2 L1 P0 D0 Figure 1 Direction of Unreeling Cross Section A-B t Reel Upper Side n Type a Direction of Unreeling Lower Side c w1 Cross Section w2 Optional Shape: Circular or Polygonal Figure 2 WARNING * Users should independently evaluate the suitability of and test each product selected for their own application. * Operation beyond the maximum ratings or improper use may result in device damage and possible electrical arcing and flame. * These devices are intended for protection against damage caused by occasional overcurrent or overtemperature fault conditions and should not be used when repeated fault conditions or prolonged trip events are anticipated. * Contamination of the PPTC material with certain silicone-based oils or some aggressive solvents can adversely impact the performance of the devices. * Device performance can be impacted negatively if devices are handled in a manner inconsistent with recommended electronic, thermal, and mechanical procedures for electronic components. * PPTC devices are not recommended for installation in applications where the device is constrained such that its PTC properties are inhibited, for example in rigid potting materials or in rigid housings, which lack adequate clearance to accommodate device expansion. * Operation in circuits with a large inductance can generate a circuit voltage (Ldi/dt) above the rated voltage of the device. 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 may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/disclaimer-electronics. (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18