IA NT Features *R oH S CO M PL ■ ■ RX 1 018 10 0T The MF-RX Series is currently available, although not recommended for new designs. The higher voltage rated MF-RX/72 Series is preferred. Radial Leaded Devices Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements ■ Agency recognition: ■ RoHS compliant* T V Rheinland MF-RX Series - PTC Resettable Fuses Electrical Characteristics Initial Resistance 1 Hour (R1) Post-Trip Resistance Amperes at 23 °C Hold Trip Ohms at 23 °C Min. Max. Ohms at 23 °C 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 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 40 40 40 40 40 40 40 Itrip 2.20 2.70 3.20 3.70 5.00 6.00 7.50 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 Max. Time To Trip Amperes at 23 °C Tripped Power Dissipation Seconds at 23 °C Watts at 23 °C 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 ........................-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 ....................................................-40 °C to +85 °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 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 174545S CSA File Number ................................................CA 110338 TÜV 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 -40 °C 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 -20 °C 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 0 °C 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 23 °C 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 40 °C 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 50 °C 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 60 °C 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 70 °C 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 85 °C 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 *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 ■ ■ ■ Applications Bulk packaging, tape and reel and AmmoPak available on most models Resettable circuit protection Patents pending Almost anywhere there is a low voltage power supply, up to 60 V and a load to be protected, including: ■ Security and fire alarm systems ■ Loud speakers ■ Power transformers 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) 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) 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) 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) 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) 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 0.81 (20AWG) DIMENSIONS = MM (INCHES) E How to Order Typical Time to Trip at 23 ßC D C NOTE: Kinked lead option is available for board standoff. Contact factory for details. - AP = Ammo-Pak* Typical Part Marking 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 0180T - 2 = Tape and Reel without part number suffix option* - 2-99 = Tape and Reel with part number suffix option LOT NO. (T = TAIWAN S = CHINA) - 0-14 = Kinked leads where straight leads are standard - 0-17 = Straight leads where kinked leads are standard 1000 100 Time to Trip (Seconds) Multifuse® Product Designator Series RX = Radial Leaded Component Hold Current, Ihold 110-375 (1.10 Amps - 3.75 Amps) Packaging Options - __ = Bulk Packaging without part number suffix option - 0-99 = Bulk Packaging with part number suffix option B MF -R MF X110 -R MF X135 -R MF X160 -R MF X185 -R MF X250 -R MF X300 -RX 375 MF - RX 110 - 0 - 99 10 1 0.1 Part Number Suffix Option - 99 = As of date code April 1, 2005 all MF-RX models are RoHS compliant. The suffix “-99” can be used if a new part number is required to reference the RoHS compliance. 0.01 Examples: MF-RX110 ..........................................Bulk packaging 0.001 MF-RX110-0-99 ....Bulk packaging with part number suffix option MF-RX110-2 ..........Tape and reel packaging MF-RX110-2-99 ....Tape and reel packaging with part number suffix option 1 10 100 Fault Current (Amps) *Packaged per EIA486-B Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. MF-RX SERIES, REV. L, 02/06 MF-R, MF-RX, MF-R/90, MF-RX/72 & MF-RX/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: all others W0 W4 Hold down tape Top distance between tape edges Dimensions Dimensions Tolerance 18 (.709) 11 (.433) min. No protrusion W2 W6 Sprocket hole position W1 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) W5 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 tape I2 I2 Not specified Sprocket hole pitch P0 P0 12.7 (0.5) Pitch tolerance 20 consecutive Device pitch: MF-R005–MF-R160, MF-R/90 & MF-RX/72 12.7 (0.5) Device pitch: MF-R185–MF-R400, MF-RX110–MF-RX375 25.4 (1.0) Tape thickness -0.5/+1.0 (-0.02/+.039) t Tape thickness with splice: MF-R010–MF-R160 Tape thickness with splice: MF-R250–MF-R1100 MF-RX110–MF-RX375 & MF-R/90 t t1 t1 Splice sprocket hole alignment 0.9 (.035) 1.5 (.059) 2.3 (.091) 0 Body lateral deviation ∆h ∆h Body tape plane deviation ∆p ∆p Lead spacing F F Reel width w W2 Reel diameter d a Space between flanges less device W1 h 0 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. max. ±0.3 (±.012) ±1 max. max. max. ±0.3 (±.012) ±1.0 (±.039) ±0.3 (±.021) ±0.2 (±.008) max. max. ±3.25 (±.128) DIMENSIONS = Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. MM (INCHES) MF-R, MF-RX, MF-R/90, MF-RX/72 & MF-RX/250 Series Tape and Reel Specifications IEC Mark Dimension Description EIA Mark Dimensions Dimensions Tolerance Arbor hole diameter f c 26 (1.024) ±12.0 (±.472) Core diameter: MF-R, MF-RX, MF-R/90 h n 80 (3.15) max. 56 (2.2) Box: MF-R, MF-RX, MF-R/90 372 (14.6) 372 (14.6) max. Consecutive missing places: MF-R, MF-RX, MF-R/90 3 Empty places per reel: MF-R, MF-RX, MF-R/90 max. Not specified Taped Component Dimensions - Figure 1 ∆p ∆h ∆h ∆p Reference plane P1 H1 A L I2 H1 F H H0 B W0 I1 P0 D0 DIMENSIONS = MM (INCHES) W1 W User direction of feed Cross section A - B Reel Dimensions - Figure 2 t 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.