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| Features R0 12255 0S Applications Almost anywhere there is a load to be protected with a voltage supply of up to 90 V, including: Broadband cable power passing taps Set-top boxes Radial Leaded Devices Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements Lead free option available Agency recognition: T V Rheinland MF-R/90 Series - PTC Resettable Fuses Electrical Characteristics One Hour Post-Trip Resistance Standard Trip Ohms at 23 C Maximum Time To Trip Amps at 23 C Seconds at 23 C Nominal Tripped Power Dissipation Watts at 23 C Ihold Itrip Initial Resistance Values Ohms at 23 C Model V max. Volts I max. Amps Amps at 23 C Amps at 23 C Hold MF-R055/90 MF-R055/90U MF-R075/90 90 90 90 10 10 10 0.55 0.55 0.75 Trip 1.1 1.1 1.5 Min. 0.45 0.45 0.37 Max. 0.9 0.9 0.75 Max. 2.0 2.0 1.65 Typ. 2.0 2.0 2.5 1.6 1.6 2.0 60 28 60 "U" suffix indicates product without insulation coating. 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....................................................+85C, 85% R.H. 1000 hours......................5 % typical resistance change Thermal Shock ....................................................+125 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-R/90 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 ........................................................At specified current, 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 TUV File Number ................................................R2057213 Thermal Derating Chart - Ihold / Itrip (Amps) Ambient Operating Temperature Model MF-R055/90 MF-R055/90U MF-R075/90 -40 C 0.85 / 1.7 0.85 / 1.7 1.15 / 2.3 -20 C 0.75 / 1.5 0.75 / 1.5 1.0 / 2.0 0 C 0.65 / 1.3 0.65 / 1.3 0.9 / 1.8 23 C 0.55 / 1.1 0.55 / 1.1 0.75 / 1.5 40 C 0.45 / 0.9 0.45 / 0.9 0.61 / 1.22 50 C 0.4 / 0.8 0.4 / 0.8 0.55 / 1.1 60 C 0.35 / 0.7 0.35 / 0.7 0.48 / 0.96 70 C 0.3 / 0.6 0.3 / 0.6 0.41 / 0.82 85 C 0.22 / 0.44 0.22 / 0.44 0.30 / 0.6 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Additional Features Bulk packaging, tape and reel and Ammo-Pak available on most models Patents pending MF-R/90 Series - PTC Resettable Fuses Product Dimensions Model MF-R055/90 MF-R055/90U MF-R075/90 Packaging options: BULK: 500 pcs. per bag. A Max. 10.9 (0.43) 10.3 (0.4) 11.9 (0.47) B Max. 14.0 (0.55) 10.3 (0.4) 15.5 (0.61) C (Pitch) Nom. 5.1 0.7 (0.201 0.028) 5.1 0.7 (0.201 0.028) 5.1 0.7 (0.201 0.028) D Min. 6.3 (0.248) 6.3 (0.248) 6.3 (0.248) E Max. 3.6 (0.142) 3.0 (0.118) 3.6 (0.142) 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) DIMENSIONS = MM (INCHES) TAPE & REEL: 1500 pcs. per reel. AMMO-PACK: 1000 pcs. per pack Style 1 A E Typical Part Marking Represents total content. Layout may vary. MANUFACTURER'S TRADEMARK R055 1220S LOT NO. (S = CHINA) How to Order MF - R 055/90 U - 0 - 99 Multifuse(R) Product Designator Series R = Radial Leaded Component Hold Current, Ihold 055, 075 (0.55 Amps - 0.75 Amps) Max. Voltage, V Coating __ = Coated U = Uncoated Packaging Options - 0 = Bulk Packaging - 2 = Tape and Reel* - AP = Ammo-Pak* Lead Free Option __ = Standard Product - 99 = Lead Free *Packaged per EIA486-B B PART IDENTIFICATION DATE CODE (FIRST DIGIT = LAST DIGIT OF YEAR; NEXT THREE DIGITS = DAY OF YEAR) D C Also available with straight leads. Typical Time to Trip at 23 C 100 Time to Trip (Seconds) 10 1 MF-R075/90 MF-R055/90 MF-R055/90U 0.1 1 10 Fault Current (Amps) MF-R/90, REV. C, 02/04 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. MF-R, MF-RX, MF-R/90, MF-R/250, MF-RX/250 & MF-R/600 Series Tape and Reel Specifications Devices taped using EIA468-B/IEC286-2 standards. See table below and Figures 1 and 2 for details. IEC Mark EIA Mark Dimensions Dimensions Tolerance 18 (.709) 5 (.197) 11 (.433) -0.5/+1.0 (-0.02/+.039) Dimension Description Carrier tape width Hold down tape width: MF-R/600 Hold down tape width: all others Hold down tape Top distance between tape edges Sprocket hole position Sprocket hole diameter Abscissa to plane (straight lead) Abscissa to plane (kinked lead) Abscissa to top Overall width w/lead protrusion Overall width w/o lead protrusion Lead protrusion Protrusion of cutout Protrusion beyond hold tape Sprocket hole pitch Pitch tolerance Device pitch: MF-R005 - MF-R160 & MF-R/90 Device pitch: MF-R185 - MF-R400 & MF-R/600 Device pitch: MF-RX110 - MF-RX160 Device pitch: MF-RX185 - MF-RX375 Device pitch: MF-R/250 & MF-RX/250 Tape thickness Tape thickness with splice Splice sprocket hole alignment Body lateral deviation Body tape plane deviation Lead seating plane deviation: MF-R/600* Lead seating plane deviation Lead spacing Reel width Reel diameter Space between flanges less device W W W4 W4 min. ref. W0 W2 W1 D0 H H0 H1 W6 W5 D0 H H0 H1 C1 C2 I1 L I2 P0 L1 L I2 P0 No protrusion 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) max. -0.5/+0.75 (-0.02/+0.03) 0.2 (.0078) 3.0 (.118) 0.5 (.02) max. max. max. max. max. 0.3 (.012) Not specified 12.7 (0.5) 20 consecutive 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) 1 t t t1 max. max. 0.3 (.012) 1.0 (.039) 1.3 (.051) 0.7 (.028) 0.7 (.028) 0.8 (.035) 0 h p P1 P1 h p 0 0 3.81 (.015) P1 P1 F w a 0 5.08 (0.2) 56 (2.205) 370 (14.57) 4.75 (.187) F w d max. max. 3.25 (.128) *Differs from EIA specification. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. DIMENSIONS = MM (INCHES) MF-R, MF-RX, MF-R/90, MF-R/250, MF-RX/250 & MF-R/600 Series Tape and Reel Specifications Dimension Description Space between flanges less device Arbor hole diameter Core diameter: MF-R, MF-RX, MF-R/90 & MF-R/250 Core diameter: MF-RX/250 & MF-R/600 Box: MF-R, MF-RX, MF-R/90 & MF-R/250 Box: MF-RX/250 Box: MF-R/600 Consecutive missing places: MF-R, MF-RX, MF-R/90 & MF-R/250 Consecutive missing places: MF-RX/250 & MF-R/600 Empty places per reel: MF-R, MF-RX, MF-R/90 & MF-R/250 Empty places per reel: MF-RX/250 & MF-R/600 IEC Mark EIA Mark Dimensions Dimensions Tolerance 4.75 (.187) 26 (1.024) 80 (3.15) 91 (3.58) 372 (14.6) 372 (14.6) 372 (14.6) 3.25 (.128) 12.0 (.472) f h h c n n 56 (2.2) 67 (2.64) 64 (2.52) max. max. 372 (14.6) 362 (14.25) 362 (14.25) max. max. max. 3 None max. Not specified 0.1 % Taped Component Dimensions - Figure 1 h h p p Reference plane H1 L P1 F A B W0 H0 W1 W H H1 DIMENSIONS = MM (INCHES) I2 I1 P0 D0 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. |
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