PL IA NT CO M *R oH S Features Applications 72 V rated Almost anywhere there is a low voltage power supply, up to 72 V and a load to be protected, including: Security and fire alarm systems Loudspeakers Power transformers Radial leaded devices Cured, flame retardant epoxy polymer RX11 4180 0 S insulating material meets UL 94V-0 requirements RoHS compliant* Agency recognition: MF-RX/72 Series - PTC Resettable Fuses Electrical Characteristics Ihold Model MF-RX020/72 MF-RX025/72 MF-RX030/72 MF-RX040/72 MF-RX050/72 MF-RX065/72 MF-RX075/72 MF-RX090/72 MF-RX110/72 MF-RX135/72 MF-RX160/72 MF-RX185/72 MF-RX250/72 MF-RX300/72 MF-RX375/72 V max. Volts I max. Amps 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 Itrip Amperes at 23 C Hold Trip 0.20 0.40 0.25 0.50 0.30 0.60 0.40 0.80 0.50 1.00 0.65 1.30 0.75 1.50 0.90 1.80 1.10 2.20 1.35 2.70 1.60 3.20 1.85 3.70 2.50 5.00 3.00 6.00 3.75 7.50 Initial Resistance Ohms at 23 C Min. Max. 1.50 2.84 1.00 1.95 0.76 1.36 0.52 0.86 0.41 0.77 0.27 0.48 0.18 0.40 0.14 0.31 0.15 0.25 0.12 0.19 0.09 0.14 0.08 0.12 0.05 0.08 0.04 0.06 0.03 0.05 1 Hour (R1) Post-Trip Resistance Ohms at 23 C Max. 4.40 3.00 2.10 1.29 1.17 0.72 0.60 0.47 0.38 0.30 0.22 0.19 0.13 0.10 0.08 Max. Time To Trip Amperes at 23 C Seconds at 23 C 1.0 1.25 1.5 2.0 2.5 3.25 3.75 4.5 5.5 6.75 8.0 9.25 12.5 15.0 18.75 2.2 2.5 3.0 3.9 4.0 5.3 6.3 7.2 8.2 9.6 11.4 12.6 15.6 19.8 24.0 Tripped Power Dissipation Watts at 23 C Typ. 0.40 0.45 0.50 0.55 0.75 0.90 0.90 1.00 1.50 1.70 1.90 2.10 2.50 2.80 3.20 Environmental Characteristics Operating/Storage Temperature ........................... -40 C to +85 C Maximum Device Surface Temperature in Tripped State .................................................. 125 C Passive Aging ....................................................... +85 C, 1000 hours............................................... 5 % typical resistance change Humidity Aging ..................................................... +85 C, 85 % R.H. 1000 hours ............................. 5 % typical resistance change Thermal Shock ..................................................... +85 C to -55 C, 10 times ................................... 10 % typical resistance change Solvent Resistance ............................................... MIL-STD-202, Method 215 ................................... No change Vibration ............................................................... MIL-STD-883C, Method 2007.1, .......................... No change Condition A Test Procedures And Requirements For Model MF-RX/72 Series Test Test Conditions Accept/Reject Criteria Visual/Mech. ......................................................... Verify dimensions and materials ........................... Per MF physical description Resistance ............................................................ In still air @ 23 C .................................................. Rmin R Rmax Time to Trip........................................................... 5 times Ihold, Vmax, 23 C ................................... T max. time to trip (seconds) Hold Current ......................................................... 30 min. at Ihold ..................................................... No trip Trip Cycle Life ....................................................... Vmax, Imax, 100 cycles ........................................ No arcing or burning Trip Endurance ..................................................... Vmax, 48 hours ..................................................... No arcing or burning UL File Number .................................................... E 174545 *RoHS Directive 2002/95/EC Jan 27 2003 including Annex. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Additional Features Resettable circuit protection Bulk packaging, tape and reel and Ammo-Pak available on most models MF-RX/72 Series - PTC Resettable Fuses Product Dimensions Model MF-RX020/72 MF-RX025/72 MF-RX030/72 MF-RX040/72 MF-RX050/72 MF-RX065/72 MF-RX075/72 MF-RX090/72 MF-RX110/72 MF-RX135/72 MF-RX160/72 MF-RX185/72 MF-RX250/72 MF-RX300/72 MF-RX375/72 A Max. 7.4 (0.291) 7.4 (0.291) 7.4 (0.291) 7.4 (0.291) 7.9 (0.311 9.7 (0.382) 10.4 (0.409) 11.7 (0.461) 10.84 (0.427) 12.26 (0.483) 13.94 (0.549) 15.18 (0.598) 17.84 (0.702) 20.67 (0.814) 23.51 (0.926) B Max. 12.7 (0.5) 12.7 (0.5) 13.4 (0.528) 13.7 (0.539) 13.7 (0.539) 15.2 (0.598) 16.0 (0.630) 16.70 (0.657) 16.84 (0.662) 18.26 (0.718) 19.94 (0.785) 21.18 (0.833) 23.84 (0.938) 26.67 (1.050) 29.51 (1.161) C Nom. 5.1 (0.201) 5.1 (0.201) 5.1 (0.201) 5.1 (0.201) 5.1 (0.201) 10.2 (0.402) 5.1 (0.201) 5.1 (0.201) 5.1 (0.201) 5.1 (0.201) 5.1 (0.201) 5.1 (0.201) 10.2 (0.402) 10.2 (0.402) 10.2 (0.402) D Min. 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) 7.6 (0.30) Tol. 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) 0.7 (0.028) E Max. 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) 3.1 (0.122) Style 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 Physical Characteristics Lead Dia. Material 0.51 Sn/CuFe (0.020) 0.51 Sn/CuFe (0.020) 0.51 Sn/CuFe (0.020) 0.51 Sn/CuFe (0.020) 1 0.51 Sn/Cu (0.020) 0.51 Sn/Cu (0.020) 0.51 Sn/Cu (0.020) 0.51 Sn/Cu (0.020) 0.81 Sn/Cu (0.032) 0.81 Sn/Cu (0.032) 0.81 Sn/Cu (0.032) 0.81 Sn/Cu (0.032) 0.81 Sn/Cu (0.032) 0.81 Sn/Cu (0.032) 0.81 Sn/Cu (0.032) Packaging options: DIMENSIONS: BULK: 500 pcs. per bag. TAPE & REEL: MF-RX020/72-2 ~ MF-RX090/72-2 = 3000 pcs. per reel; MF-RX110/72-2 ~ MF-RX160/72-2 = 1500 pcs. per reel; MF-RX185/72-2 - MF-RX375/72-2 = 1000 pcs. per reel. AMMO-PACK: MF-RX020/72-AP ~ MF-RX090/72-AP = 2000 pcs. per pack; MF-RX110/72-AP ~ MF-RX160/72-AP = 1000 pcs. per pack; MF-RX185/72-AP - MF-RX375/72-AP = 500 pcs. per pack. Style 1 A E How to Order Typical Part Marking Style 2 A E B B D MF - RX 110/72 - 2 Represents total content. Layout may vary. PART IDENTIFICATION DATE CODE (FIRST DIGIT = LAST DIGIT OF YEAR; NEXT THREE DIGITS = DAY OF YEAR) MANUFACTURER'S TRADEMARK RX110 4180S MM (INCHES) LOT NO. (S = CHINA) (R) Multifuse Product Designator Series RX = Radial Leaded Component Hold Current, Ihold 020-375 (0.20 Amps - 3.75 Amps) Maximum Voltage, Vmax 72 (72 Volts) Packaging Options - 0 = Bulk Packaging - 2 = Tape and Reel* - AP = Ammo-Pak* *Packaged per EIA 486-B D C C Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. MF-RX/72 Series - PTC Resettable Fuses MF -R MF X020 -R MF X 0 2 5 -RX MF 030 -R MF X 0 4 0 -RX MF 050 -R MF X065 -R MF X075 -RX 090 MF -R MF X110 -R /7 MF X135 2 -RX /72 1 MF -R 60/7 MF X185 2 -R /7 MF X250 2 -RX /72 MF 300 -RX /72 375 /72 Typical Time to Trip at 23 C 1000 100 Time to Trip (Seconds) Time to trip (Seconds) 100 10 1 0.1 10 1 0.1 0.01 0.01 0.001 0.001 0.1 1 10 100 1 10 100 Fault Current (Amps) Fault Current (Amps) The Time to Trip curves represent typical performance of a device in a simulated application environment. Actual performance in specific customer applications may differ from these values due to the influence of other variables. Thermal Derating Chart - Ihold (Amps) Model MF-RX020/72 MF-RX025/72 MF-RX030/72 MF-RX040/72 MF-RX050/72 MF-RX065/72 MF-RX075/72 MF-RX090/72 MF-RX110/72 MF-RX135/72 MF-RX160/72 MF-RX185/72 MF-RX250/72 MF-RX300/72 MF-RX375/72 -40 C 0.31 0.39 0.47 0.62 0.78 1.01 1.16 1.40 1.71 2.09 2.48 2.87 3.88 4.65 5.81 -20 C 0.27 0.34 0.41 0.54 0.68 0.88 1.02 1.22 1.50 1.84 2.18 2.52 3.40 4.08 5.10 0 C 0.24 0.30 0.36 0.48 0.60 0.77 0.89 1.07 1.31 1.61 1.90 2.20 2.98 3.57 4.46 MF-RX/72 SERIES, REV. F, 04/10 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Ambient Operating Temperature 23 C 40 C 50 C 0.20 0.16 0.14 0.25 0.20 0.18 0.30 0.24 0.22 0.40 0.32 0.29 0.50 0.41 0.36 0.65 0.53 0.47 0.75 0.61 0.54 0.90 0.73 0.65 1.10 0.89 0.79 1.35 1.09 0.97 1.60 1.30 1.15 1.85 1.50 1.33 2.50 2.03 1.80 3.00 2.43 2.16 3.75 3.04 2.70 60 C 0.13 0.16 0.19 0.25 0.32 0.41 0.47 0.57 0.69 0.85 1.01 1.17 1.58 1.89 2.36 70 C 0.11 0.14 0.16 0.22 0.27 0.35 0.41 0.49 0.59 0.73 0.86 1.00 1.35 1.62 2.03 85 C 0.08 0.10 0.12 0.16 0.20 0.26 0.30 0.36 0.44 0.54 0.64 0.74 1.00 1.20 1.50 MF-R/72 & MF-RX/72 Series Tape and Reel Specifications Devices taped using EIA468-B/IEC60286-2 standards. See table below and Figures 1 and 2 for details. IEC Mark EIA Mark Carrier tape width W W Hold down tape width W0 W4 Dimension Description Hold down tape Dimensions Dimensions Tolerance 18 -0.5/+1.0 (.709) (-0.02/+.039) 11 min. (.433) No protrusion Top distance between tape edges W2 W6 Sprocket hole position W1 W5 Sprocket hole diameter D0 D0 Abscissa to plane (straight lead) H H Abscissa to plane (kinked lead) H0 H0 Abscissa to top (straight lead) H1 H1 Abscissa to top (kinked lead) H1 H1 Overall width w/lead protrusion (straight lead) C1 Overall width w/lead protrusion (kinked lead) C1 Overall width w/o lead protrusion (straight lead) C2 Overall width w/o lead protrusion (kinked lead) C2 3 (.118) 9 (.354) 4 (.157) 18.5 (.728) 16 (.63) 38.0 (1.496) 32.2 (1.268) 55.0 (2.165) 43.2 (1.7) 54.0 (2.126) 42.5 (1.673) 1.0 (.039) 11 (.433) Lead protrusion I1 L1 Protrusion of cutout L L Protrusion beyond hold-down tape I2 I2 Not specified Sprocket hole pitch P0 P0 12.7 (0.5) Pitch tolerance 20 consecutive Device pitch: MF-R/72, MF-RX110/72-MF-RX185/72 Device pitch: MF-RX250/72-MF-RX375/72 Tape thickness t t Tape thickness with splice: MF-R/72, MF-RX110/72-MF-RX185/72 t1 Tape thickness with splice: MF-RX250/72-MF-RX375/72 t1 Splice sprocket hole alignment 12.7 (0.5) 25.4 (1.0) 0.9 (.035) 1.5 (.059) 2.3 (.091) 0 Body lateral deviation h h 0 Body tape plane deviation p p 0 P1 P1 Lead spacing: MF-R/72, MF-RX110/72-MF-RX185/72 F F Lead spacing: MF-RX250/72-MF-RX375/72 F F Lead seating plane deviation Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications 3.81 (.015) 5.08 (0.2) 10.2 (0.402) max. -0.5/+0.75 (-0.02/+0.03) 0.2 (.0078) 3.0 (.118) 0.5 (.02) max. max. max. max. max. max. max. max. 0.3 (.012) 1 (.039) 0.3 (.012) 0.6 (.024) max. max. max. 0.3 (.012) 1 (.039) 1.3 (.051) 0.7 (.028) -0.2/+0.8 (-0.006/+0.031) -0.2/+0.8 (-0.006/+0.031) DIMENSIONS: MM (INCHES) MF-R/72 & MF-RX/72 Series Tape and Reel Specifications IEC Mark EIA Mark Reel width w W2 Reel diameter d a W1 h Arbor hole diameter f c Core diameter h n Dimension Description Space between flanges less device Dimensions Dimensions Tolerance 56.0 max. (2.205) 370.0 max. (14.57) 4.75 3.25 (.187) (.128) 26.0 12.0 (1.024) (.472) 80 max. (3.15) 64 372 372 max. (2.52) (14.6) (14.6) Box Consecutive missing places 3 Empty places per reel max. Not specified Taped Component Dimensions - Figure 1 h p h p Reference plane P1 H1 H1 F A L I2 H H0 B W0 I1 P0 W1 DIMENSIONS: W D0 MM (INCHES) User direction of feed Cross section A - B t Reel Dimensions - Figure 2 Reel h d User direction of feed Upper side Tape Lower side f h w Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications