PolySwitch(R) Resettable PPTCs Radial Leaded > RGEF Series RGEF Series RoHS Description Littelfuse PolySwitch radial-leaded devices represent the most comprehensive and complete set of PPTC products available in the industry today. RGEF series offers low hold currents up to 14A. Features * Resettable and single-use overcurrent devices * Wide range of form factor and termination methods * Devices compatible with high-volume electronics assembly * RoHS compliant, Lead-Free and Halogen-Free Agency Approvals AGENCY AGENCY FILE NUMBER Applications E74889 * Satellite video receivers * CD-ROMs 78165 * Industrial controls * Game machines * Transformers * Battery packs * Computer motherboards * Phones * Modems * Fax machines * USB hubs, ports and peripherals * Analog and digital line cards 72161783 Additional Information * Printers * IEEE 1394 ports Datasheet Samples Resources Electrical Characteristics Part Number IH IT (A) (A) (VDC) (VAC RMS) (DCADC) (ACARMS) RGEF250 2.5 4.7 16 -- 100 -- VMAX IMAX PD Typ (W) Max Time-to-trip RMIN RMAX R1MAX (A) (s) () () () Lead Size (mm2/AWG) 12.5 5.0 0.0220 0.0350 0.0530 0.205/24 RGEF* - 16V 1.0 RGEF300 3.0 5.1 16 -- 100 -- 2.3 15.0 1.0 0.0380 0.0645 0.0975 0.520/20 RGEF400 4.0 6.8 16 -- 100 -- 2.4 20.0 1.7 0.0210 0.0390 0.0600 0.520/20 RGEF500 5.0 8.5 16 -- 100 -- 2.6 25.0 2.0 0.0150 0.0240 0.0340 0.520/20 RGEF600 6.0 10.2 16 -- 100 -- 2.8 30.0 3.3 0.0100 0.0190 0.0280 0.520/20 RGEF700 7.0 11.9 16 -- 100 -- 3.0 35.0 3.5 0.0077 0.0131 0.0200 0.520/20 RGEF800 8.0 13.6 16 -- 100 -- 3.0 40.0 5.0 0.0056 0.0110 0.0175 0.520/20 RGEF900 9.0 15.3 16 -- 100 -- 3.3 45.0 5.5 0.0047 0.0091 0.0135 0.520/20 RGEF1000 10.0 17.0 16 -- 100 -- 3.6 50.0 6.0 0.0040 0.0070 0.0102 0.520/20 RGEF1100 11.0 18.7 16 -- 100 -- 3.7 55.0 7.0 0.0037 0.0060 0.0089 0.520/20 RGEF1200 12.0 20.4 16 -- 100 -- 4.2 60.0 7.5 0.0033 0.0057 0.0086 0.823/18 RGEF1400 14.0 23.8 16 -- 100 -- 4.6 70.0 9.0 0.0026 0.0043 0.0064 0.823/18 Notes: IH :Hold current: maximum current device will pass without interruption in 20C still air. IT :Trip current: minimum current that will switch the device from low resistance to high resistance in 20C still air. 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. RMIN :Minimum resistance of device as supplied at 20C unless otherwise specified. 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. * 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 > RGEF Series Temperature Rerating Maximum Ambient Temperature -40C -20C 0C 20C 25C 40C 50C 60C 70C 85C Hold Current (A) RGEF - 16V RGEF250 3.7 3.3 3.0 2.6 2.50 2.2 2.0 1.8 1.6 1.2 RGEF300 4.4 4.0 3.6 3.1 3.00 2.6 2.4 2.1 1.9 1.4 RGEF400 5.9 5.3 4.8 4.1 4.00 3.5 3.2 2.8 2.5 1.9 RGEF500 7.3 6.6 6.0 5.2 5.00 4.4 4.0 3.6 3.1 2.4 RGEF600 8.8 8.0 7.2 6.2 6.00 5.2 4.8 4.2 3.8 2.8 RGEF700 10.3 9.3 8.4 7.3 7.00 6.2 5.6 5.0 4.4 3.3 RGEF800 11.7 10.7 9.6 8.3 8.00 6.9 6.4 5.6 5.1 3.7 RGEF900 13.2 11.9 10.7 9.4 9.00 7.9 7.2 6.4 5.6 4.2 RGEF1000 14.7 13.3 12.0 10.3 10.00 8.7 8.0 7.0 6.3 4.7 RGEF1100 16.1 14.6 13.1 11.5 11.00 9.7 8.8 7.8 6.9 5.2 RGEF1200 17.6 16.0 14.4 12.4 12.00 10.4 9.6 8.4 7.6 5.6 RGEF1400 20.5 18.7 16.8 14.5 14.00 12.1 11.2 9.8 8.9 6.5 Temperature Rerating Curve % of Rated Hold and Trip Current 200 150 100 50 0 -40 -20 0 20 40 Ambient Temperature (C) (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 60 80 PolySwitch(R) Resettable PPTCs Radial Leaded > RGEF Series Typical Time-to-Trip Curves at 20C A B 1000 G= RGEF800 H= RGEF900 I=RGEF1000 J= RGEF1100 K= RGEF1200 L= RGEF1400 C D E FGH I J K L 100 Time-to-Trip (s) RGEF (data at 25C) A= RGEF250 B= RGEF300 C= RGEF400 D= RGEF500 E= RGEF600 F= RGEF700 10 1 A 0.1 0.01 0.001 L K J I H G F E D C B 1 10 100 Fault Current (A) Physical Specifications RGEF250 : Tin-plated Copper-clad Steel, 0.205mm2 (24AWG), o0.51mm/0.020in Lead Material RGEF300 to RGEF1100 : Tin-plated Copper, 0.52mm2 (20AWG), o0.81mm/0.032in RGEF1200 to RGEF1400 : Tin-plated Copper, 0.82mm2 (18AWG), o1.0mm/0.04in Soldering Characteristics Solder Heat Withstand Solderability per ANSI/J-STD-002 Category 3 RGEF250 and RGEF400 : per IEC 68-2-20, Test Tb, Method 1a, Condition a; Can withstand 5s at 260C 5C RGEF500 to RGEF1400 : per IEC 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 5% Thermal Shock 85C, -40C (10 Times) 5% 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 A A E E A A PolySwitch(R) Resettable PTCs Radial Leaded > RGEF Series C CL to CL A F CL CL Dimension Figures A A E E A A B B F C CC L L CL to CL A D C CL to CL C F CL to CL C C L L F CL CL C F CL to CL C C L L C CL to CL Figure 1 J Figure 3 F CL CL F CL CL A C H E D C F CL to CL C C L L C CL to CL F CL CL F CL CL Figure 4 Figure 2 A Dimensions and Weights J A A A C C E A E E E B B Dimensions in Millimeters (Inches) Part Number J Min B J A Max B Min E Max E Min H HD C Max Min Max 8.9 (0.35) -- E (0.24) 7.1 E (0.28) 7.9 (0.31) RGEF500 D RGEF600 Figure Device Mass (g) (Only for Reference) CL L L 3.0 CL to1.2 1.24 1.2 C (0.12) (0.05) (0.049) (0.05) 1,3,4 0.277 B E Min RGEF - 16V Max D F H J Typ D Typ Typ DC D C C to C 12.8 (0.50) 4.3 (0.17) 5.8 (0.23) 3.18 6.18 C CL to CL (0.13) (0.24) 6.1 (0.24) 11.0 (0.43) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 1.2 (0.12) (0.05) (0.049) (0.05) 2,3,4 0.323 8.9 (0.35) 7.9 (0.31) 12.8 (0.50) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 1.4 (0.12) (0.05) (0.049) (0.06) 2,3,4 0.417 9.4 (0.37) 10.4 (0.41) 9.4 (0.37) 14.3 (0.56) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 1.6 (0.12) (0.05) (0.049) (0.06) 2,3,4 0.540 9.7D (0.38) 10.7 (0.42) 12.2 (0.48) 17.1 (0.67) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 1.6 (0.12) (0.05) (0.049) (0.06) 2,3,4 0.604 10.2 (0.40) 11.2 (0.44) 14.7 (0.58) 19.7 (0.78) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 1.7 (0.12) (0.05) (0.049) (0.07) 2,3,4 0.701 RGEF800 11.7 (0.46) 12.7 (0.50) 16.0 (0.63) 20.9 (0.82) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 1.8 (0.12) (0.05) (0.049) (0.07) 2,3,4 0.829 RGEF900 13.0 (0.51) 14.0 (0.55) 16.8 (0.66) 21.7 (0.85) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 2.0 (0.12) (0.05) (0.049) (0.08) 2,3,4 0.887 RGEF1000 -- 16.5 (0.65) 21.1 (0.83) 25.2 (0.99) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 2.0 (0.12) (0.05) (0.049) (0.08) 2,3,4 1.219 RGEF1100 16.5 (0.65) 17.5 (0.69) 21.1 (0.83) 26.0 (1.02) 4.3 (0.17) 5.8 (0.23) 7.6 (0.30) -- 2.0 (0.08) 3.0 1.2 1.24 2.4 (0.12) (0.05) (0.049) (0.09) 2,3,4 1.408 RGEF1200 16.4 (0.65) 17.5 (0.69) 22.6 (0.89) 28.0 (1.10) 9.4 (0.37) 10.9 (0.43) 7.6 (0.30) -- 2.3 (0.09) 3.5 1.4 1.45 1.5 (0.14) (0.06) (0.057) (0.06) 2,3,4 1.650 RGEF1400 -- 23.5 22.6 (0.925) (0.89) 27.9 (1.10) 9.4 (0.37) 10.9 (0.43) 7.6 (0.30) -- 2.3 (0.09) 3.5 1.4 1.45 1.9 (0.14) (0.06) (0.057) (0.08) 2,3,4 2.146 RGEF250 A C E A J A B D D C CL to CL J D D D E E B J D F CL CL C CL to CL F CL CL A J B D C F CL to CL C C L L D C CL to CL B B E B E E E A B D F CL CL C CL to CL A B D C F CL to CL C C L L C CL to CL E E E B D D C F CL to CL C C L L E A B D D A A B B B B E E RGEF300 A RGEF400 -- 6.1 B B C C CL to CL CL to CL RGEF700 (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 -- CL to CL H PolySwitch(R) Resettable PPTCs Radial Leaded > RGEF Series Packaging and Marking Information Part Number Bag Quantity Tape and Reel Quantity Ammo Pack Quantity Standard Package Quantity Part Marking Agency Recognition RGEF - 16V 500 -- -- 10,000 G2.5 UL, CSA, TUV RGEF250-2 RGEF250 -- 3,000 -- 15,000 G2.5 UL, CSA, TUV RGEF250-AP -- -- 2,000 10,000 G2.5 UL, CSA, TUV RGEF300 RGEF300-2 RGEF300-AP 500 -- -- 10,000 G3 UL, CSA, TUV -- 2,500 -- 12,500 G3 UL, CSA, TUV -- -- 2,000 10,000 G3 UL, CSA, TUV 500 -- -- 10,000 G4 UL, CSA, TUV RGEF400-2 -- 2,500 -- 12,500 G4 UL, CSA, TUV RGEF400-AP -- -- 2,000 10,000 G4 UL, CSA, TUV 500 -- -- 10,000 G5 UL, CSA, TUV RGEF500-2 -- 2,000 -- 10,000 G5 UL, CSA, TUV RGEF500-AP -- -- 2,000 10,000 G5 UL, CSA, TUV RGEF400 RGEF500 RGEF600 RGEF600-2 RGEF600-AP RGEF700 RGEF700-2 RGEF700-AP 500 -- -- 10,000 G6 UL, CSA, TUV -- 2,000 -- 10,000 G6 UL, CSA, TUV -- -- 2,000 10,000 G6 UL, CSA, TUV 500 -- -- 10,000 G7 UL, CSA, TUV -- 1,500 -- 7,500 G7 UL, CSA, TUV -- -- 1,500 7,500 G7 UL, CSA, TUV 500 -- -- 10,000 G8 UL, CSA, TUV RGEF800-2 -- 1,500 -- 7,500 G8 UL, CSA, TUV RGEF800-AP -- -- 1,500 7,500 G8 UL, CSA, TUV 500 -- -- 10,000 G9 UL, CSA, TUV RGEF900-2 -- 1,000 -- 5,000 G9 UL, CSA, TUV RGEF900-AP -- -- 1,000 5,000 G9 UL, CSA, TUV 250 -- -- 5,000 G10 UL, CSA, TUV -- 1,000 -- 5,000 G10 UL, CSA, TUV RGEF800 RGEF900 RGEF1000 RGEF1000-2 RGEF1000-AP RGEF1100 RGEF1100-2 RGEF1100-AP -- -- 1,000 5,000 G10 UL, CSA, TUV 250 -- -- 5,000 G11 UL, CSA, TUV -- 1,000 -- 5,000 G11 UL, CSA, TUV -- -- 1,000 5,000 G11 UL, CSA, TUV 250 -- -- 5,000 G12 UL, CSA, TUV RGEF1200-2 -- 1,000 -- 5,000 G12 UL, CSA, TUV RGEF1200-AP -- -- 1,000 5,000 G12 UL, CSA, TUV RGEF1200 RGEF1400 250 -- -- 5,000 G14 UL, CSA, TUV RGEF1400-2 -- 1,000 -- 5,000 G14 UL, CSA, TUV RGEF1400-AP -- -- 1,000 5,000 G14 UL, CSA, TUV (c) 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/22/18 PolySwitch(R) Resettable PTCs Radial Leaded > RGEF Series Part Ordering Number System RGEF 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 > RGEF Series Tape and Reel Specifications RGEF 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) (RGEF250 to RGEF1400) H 18.5 2.5 Abscissa to Plane (Kinked Lead) H0 16.0 0.5 Abscissa to Top (RGEF250 to RGEF500) H1 32.2 Maximum Abscissa to Top* (RGEF600 to RGEF1400) H1 45.0 Maximum Overall Width with Lead Protrusion (RGEF250 to RGEF600) C1 43.2 Maximum Overall Width with Lead Protrusion (RGEF700 to RGEF1400) C1 55 Maximum Overall Width without Lead Protrusion (RGEF250 to RGEF600) C2 42.5 Maximum Overall Width without Lead Protrusion (RGEF700 to RGEF1400) C2 54 Maximum Lead Protrusion L1 1.0 Maximum Protrusion of Cut-out L 11 Maximum Protrusion beyond Hold-down Tape I2 Not Specified -- Sprocket Hole Pitch P0 12.7 0.3 Device Pitch (RGEF250 to RGEF700) -- 25.4 0.61 Device Pitch (RGEF800 to RGEF1400) -- 25.4 0.6 Pitch Tolerance -- 20 Consecutive 1 Tape Thickness T 0.9 Maximum Overall Tape and Lead Thickness* (RGEF250 to RGEF1100) T1 2.0 Maximum Overall Tape and Lead Thickness* (RGEF1200 to RGEF1400) 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 (RGEF250 to RGEF1100) P1 3.81 Ordinate to Adjacent Component Lead (RGEF1200 to RGEF1400) P1 7.62 0.7 Lead Spacing* (RGEF250 to RGEF1100) F 5.05 0.75 Lead Spacing* (RGEF1200 to RGEF1400) F 10.15 0.75 Reel Width (RGEF250 to RGEF600) W2 56.0 Maximum Reel Width* (RGEF700 to RGEF1400) W2 63.5 Maximum A 370.0 Maximum Space between Flanges* (RGEF250 to RGEF600) W1 48.0 Maximum Space between Flanges* (RGEF700 to RGEF400) 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 > RGEF 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