Features RX 1 018 10 0T Applications Radial Leaded Devices Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements Bulk packaging, tape and reel and AmmoPak available on most models Almost anywhere there is a low voltage power supply, up to 60V and a load to be protected, including: Security and fire alarm systems Loud speakers Power transformers Agency recognition: MF-RX Series - PTC Resettable Fuses Electrical Characteristics Ihold Model MF-RX110 MF-RX135 MF-RX160 MF-RX185 MF-RX250 MF-RX300 MF-RX375 V max. Volts I max. Amps 60 60 60 60 60 60 60 Itrip Initial Resistance 1 Hour (R1) Post-Trip Resistance Ohms at 23C Amperes at 23C Hold Trip Min. Max. Ohms at 23C Max. 1.10 1.35 1.60 1.85 2.50 3.00 3.75 0.15 0.12 0.09 0.08 0.05 0.04 0.03 0.25 0.19 0.14 0.12 0.08 0.06 0.05 0.38 0.30 0.22 0.19 0.13 0.10 0.08 40 40 40 40 40 40 40 2.20 2.70 3.20 3.70 5.00 6.00 7.50 Max. Time To Trip Amperes at 23C Tripped Power Dissipation Seconds at 23C Watts at 23C Typ. 8.2 9.6 11.4 12.6 15.6 19.8 24.0 1.50 1.70 1.90 2.10 2.50 2.80 3.20 5.5 6.75 8.0 9.25 12.5 15.0 18.75 Environmental Characteristics Operating/Storage Temperature ........................-40C to +85C Maximum Device Surface Temperature in Tripped State ................................................125C Passive Aging......................................................+85C, 1000 hours ......................................5% typical resistance change Humidity Aging....................................................+85C, 85% R.H. 1000 hours......................5% typical resistance change Thermal Shock ....................................................+125C to -55C,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 Series Test Test Conditions Accept/Reject Criteria Visual/Mech. ......................................................Verify dimensions and materials..................Per MF physical description Resistance ..........................................................In still air @ 23C ........................................Rmin R Rmax Time to Trip ........................................................5 times Ihold, Vmax, 23C ..........................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 174545S CSA File Number ................................................CA 110338 TUV File Number ................................................R2057213 Thermal Derating Chart - Ihold / Itrip (Amps) Ambient Operating Temperature Model MF-RX110 MF-RX135 MF-RX160 MF-RX185 MF-RX250 MF-RX300 MF-RX375 -40C 1.71 / 3.42 2.09 / 4.18 2.48 / 4.96 2.87 / 5.74 3.88 / 7.76 4.65 / 9.30 5.81 / 11.6 -20C 1.50 / 3.00 1.84 / 3.68 2.18 / 4.36 2.52 / 5.04 3.40 / 6.80 4.08 / 8.16 5.10 / 10.2 0C 1.31 / 2.62 1.61 / 3.22 1.90 / 3.80 2.20 / 4.40 2.98 / 5.96 3.57 / 7.14 4.46 / 8.92 23C 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 40C 0.89 / 1.78 1.09 / 2.18 1.30 / 2.60 1.50 / 3.00 2.03 / 4.06 2.43 / 4.86 3.04 / 6.08 50C 0.79 / 1.58 0.97 / 1.94 1.15 / 2.30 1.33 / 2.66 1.80 / 3.60 2.16 / 4.32 2.70 / 5.40 60C 0.69 / 1.38 0.85 / 1.70 1.01 / 2.02 1.17 / 2.34 1.58 / 3.16 1.89 / 3.78 2.36 / 4.72 70C 0.59 / 1.18 0.73 / 1.46 0.86 / 1.72 1.00 / 2.00 1.35 / 2.70 1.62 / 3.24 2.03 / 4.06 85C 0.44 / 0.88 0.54 / 1.08 0.64 / 1.28 0.74 / 1.48 1.00 / 2.00 1.20 / 2.40 1.50 / 3.00 Specifications are subject to change without notice. Additional Features Resettable circuit protection Patents pending MF-RX Series - PTC Resettable Fuses Product Dimensions A Max. 13.0 (0.512) 14.5 (0.571) 16.3 (0.642) 17.8 (0.701) 21.3 (0.839) 24.9 (0.980) 28.4 (1.118) Model MF-RX110 MF-RX135 MF-RX160 MF-RX185 MF-RX250 MF-RX300 MF-RX375 B Max. 18.0 (0.709) 19.6 (0.772) 21.3 (0.839) 22.9 (0.902) 26.4 (1.039) 30.0 (1.181) 33.5 (1.319) C Nom. 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 (0.299) 7.6 (0.299) 7.6 (0.299) 7.6 (0.299) 7.6 (0.299) 7.6 (0.299) 7.6 (0.299) 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) 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) Packaging options: BULK: All models = 500 pcs. per bag. TAPE & REEL: MF-RX110 - MF-RX160 = 1500 pcs. per reel; MF-RX185 - MF-RX375 = 1000 pcs. per reel AMMO-PACK: MF-RX110 - MF-RX160 = 1000 pcs. per reel; MF-RX185 - MF-RX375 = 500 pcs. per reel A Physical Characteristics Style Lead Dia. Material 0.81 1 Sn/Cu (0.032) 0.81 1 Sn/Cu (0.032) 0.81 1 Sn/Cu (0.032) 0.81 1 Sn/Cu (0.032) 0.81 1 Sn/Cu (0.032) 0.81 1 Sn/Cu (0.032) 0.81 1 Sn/Cu (0.032) DIMENSIONS = 0.81 (20AWG) MM (INCHES) E NOTE: Kinked lead option is available for board standoff. Contact factory for details. Typical Time to Trip at 23C MF -R MF X110 -R MF X135 -R MF X160 -R MF X185 -R MF X250 -R MF X300 -RX 375 B D 1000 C Typical Part Marking 100 PART IDENTIFICATION DATE CODE (FIRST DIGIT = LAST DIGIT OF YEAR; NEXT THREE DIGITS = DAY OF YEAR) MANUFACTURER'S TRADEMARK RX110 0180T LOT NO. (T = TAIWAN S = CHINA) How to Order Time to Trip (Seconds) Represents total content. Layout may vary. 10 1 0.1 MF - RX 110 - __ Multifuse(R) Product Designator Series RX = Radial Leaded Component 0.01 Hold Current, Ihold 110-375 (1.10 Amps - 3.75 Amps) Packaging Options = Bulk Packaging - 2 = Tape and Reel* - AP = Ammo-Pak* *Packaged per EIA 486-B Specifications are subject to change without notice. 0.001 1 10 100 Fault Current (Amps) MF-RX SERIES, REV. H, 11/02 MF-R, MF-RX, MF-R/90 & MF-R/250 Series Tape and Reel Specifications Devices taped using EIA468-B/IEC286-2 standards. See table below and Figures 1 and 2 for details. Dimension Description IEC Mark EIA Mark Carrier tape width W W Hold down tape width W4 Hold down tape W0 Top distance between tape edges W2 Dimensions Dimensions Tolerance 18 (.709) 13 (.512) -0.5/+1.0 (-0.02/+.039) ref. No protrusion Lead protrusion I1 L1 Protrusion of cutout L L 3 (.118) 9 (.354) 4 (.157) 18.5 (.728) 16 (.63) 32.2 (1.268) 43.2 (1.7) 42.5 (1.673) 1.0 (.039) 11 (.433) Protrusion beyond hold tape I2 I2 Not specified Sprocket hole pitch P0 P0 12.7 (0.5) 0.3 (.012) 20 consecutive 1 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 H1 H1 Overall width w/lead protrusion C1 Overall width w/o lead protrusion C2 Pitch tolerance Device pitch: MF-R010 - MF-R160 & MF-R/90 Device pitch: MF-R185 - MF-R400 Device pitch: MF-RX110 - MF-RX160 Device pitch: MF-RX185 - MF-RX375 Device pitch: MF-R/250 Tape thickness t Tape thickness with splice t t1 Splice sprocket hole alignment 0 Body lateral deviation h Body tape plane deviation Lead seating plane deviation h 0 p p 0 P1 P1 Lead spacing F F Reel width w w Reel diameter d a Space between flanges less device 12.7 (0.5) 25.4 (1.0) 12.7 (0.5) 12.7 (0.5) 12.7 (0.5) 0.9 (.035) 2.0 (.079) 0 5.08 (0.2) 56 (2.205) 370 (14.57) 4.75 (.187) 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. 0.3 (.012) 1.0 (.039) 1.3 (.051) 0.7 (.028) 0.8 (.035) max. max. 3.25 (.128) DIMENSIONS = MM (INCHES) Specifications are subject to change without notice. MF-R, MF-RX, MF-R/90 & MF-R/250 Series Tape and Reel Specifications IEC Mark Dimension Description Dimensions Dimensions Tolerance EIA Mark Space between flanges less device Arbor hole diameter f c Core diameter h n 56 (2.2) Box Consecutive missing places 4.75 (.187) 26 (1.024) 80 (3.15) 372 (14.6) max. 372 (14.6) max. 3 maximum Empty places per reel Not specified MM DIMENSIONS = (INCHES) Taped Component Dimensions p h h 3.25 (.128) 12.0 (.472) p Reference plane P1 H1 A L I2 H1 F H H0 B W0 I1 P0 W1 D0 W User direction of feed Cross section A - B Figure 1 t Reel Dimensions Reel h d User direction of feed Upper side Tape Lower side f h w Figure 2 Specifications are subject to change without notice.