7A7A Features n Compliant with AEC-Q200 Rev-C- Stress n RoHS compliant* and halogen free** Test Qualification for Passive Components n Agency recognition: in Automotive Applications n Patents pending n Surface mount devices n Fully compatible with current industry standards n Packaged per EIA 481-2 standard MF-SM Series - PTC Resettable Fuses Electrical Characteristics Tripped Max. Time Power I I Resistance hold trip To Trip Dissipation V max. I max Model Amperes Ohms Amperes Seconds Watts Volts Amps at 23 C at 23 C at 23 C at 23 C at 23 C Hold Trip R Min. R1 Max. Max. Typ. MF-SM030 60 40 0.30 0.60 0.90 4.80 1.5 3.0 1.7 MF-SM050 60 40 0.50 1.00 0.35 1.40 2.5 4.0 1.7 MF-SM075 30 80 0.75 1.50 0.23 1.00 8.0 0.3 1.7 MF-SM075/60 60 10 0.75 1.50 0.23 1.00 8.0 0.3 1.7 MF-SM100 30 80 1.10 2.20 0.12 0.48 8.0 0.5 1.7 MF-SM100/33 33 40 1.10 2.20 0.12 0.41 8.0 0.5 1.7 MF-SM125 15 100 1.25 2.50 0.07 0.25 8.0 2.0 1.7 MF-SM150 15 100 1.50 3.00 0.06 0.25 8.0 5.0 1.9 MF-SM150/33 33 40 1.50 3.00 0.06 0.23 8.0 5.0 1.9 MF-SM185/33 33 40 1.80 3.60 0.04 0.15 8.0 5.0 1.9 MF-SM200 15 100 2.00 4.00 0.045 0.125 8.0 12.0 1.9 MF-SM250 15 100 2.50 5.00 0.024 0.085 8.0 25.0 1.9 MF-SM260 6 100 2.60 5.20 0.025 0.075 8.0 20.0 1.7 MF-SM300 6 100 3.00 6.00 0.015 0.048 8.0 35.0 1.5 Environmental Characteristics Operating 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. 7 days ..................................... 5 % typical resistance change Thermal Shock ..................................................... MIL-STD-202F, Method 107G ............................... 10 % typical resistance change .............................................................................. -40 C to +85 C, 20 cycles .................................. -20 % typical resistance change Vibration ............................................................... MIL-STD-883C, Method 2007.1, ........................... Rmin R R1max Condition A Moisture Sensitivity Level (MSL) .......................... Level 1 ESD Classification - HBM ..................................... Class 6 Test Procedures And Requirements For Model MF-SM 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 R1max 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 Solderability ......................................................MIL-STD-202F, Method 208F ...........................95 % min. coverage UL File Number ................................................E174545 Applications Almost anywhere there is a low voltage power supply and a load to be protected, including: n Computers & peripherals n General electronics n Automotive applications MF-SM Series - PTC Resettable Fuses Product Dimensions A B C D E F G H Model Min. Max. Max. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. 6.73 7.98 3.18 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 MF-SM030 (0.265) (0.314) (0.125) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) 6.73 7.98 3.18 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 MF-SM050 (0.265) (0.314) (0.125) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) 6.73 7.98 3.18 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 MF-SM075 (0.265) (0.314) (0.125) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) 6.73 7.98 3.18 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 MF-SM075/60 (0.265) (0.314) (0.125) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) 6.73 7.98 3.0 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 MF-SM100 (0.265) (0.314) (0.118) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) 6.73 7.98 3.0 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 MF-SM100/33 (0.265) (0.314) (0.118) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) 6.73 7.98 3.0 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 MF-SM125 (0.265) (0.314) (0.118) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) 8.00 9.50 3.0 6.71 0.56 0.71 0.56 0.71 3.68 3.94 0.66 1.37 0.43 MF-SM150 (0.315) (0.374) (0.118) (0.264) (0.022) (0.028) (0.022) (0.028) (0.145) (0.155) (0.026) (0.054) (0.017) 8.00 9.50 3.0 6.71 0.56 0.71 0.56 0.71 3.68 3.94 0.66 1.37 0.43 MF-SM150/33 (0.315) (0.374) (0.118) (0.264) (0.022) (0.028) (0.022) (0.028) (0.145) (0.155) (0.026) (0.054) (0.017) 8.00 9.50 3.0 6.71 0.56 0.71 0.56 0.71 3.68 3.94 0.66 1.37 0.43 MF-SM185/33 (0.315) (0.374) (0.118) (0.264) (0.022) (0.028) (0.022) (0.028) (0.145) (0.155) (0.026) (0.054) (0.017) 8.00 9.50 3.0 6.71 0.56 0.71 0.56 0.71 3.68 3.94 0.66 1.37 0.43 MF-SM200 (0.315) (0.374) (0.118) (0.264) (0.022) (0.028) (0.022) (0.028) (0.145) (0.155) (0.026) (0.054) (0.017) 8.00 9.50 3.0 6.71Recommended Pad Layout 0.56 0.71 0.56 0.71 3.68 3.94 0.66 1.37 0.43 MF-SM250 MF-SM030, 050, 075, 075/60, 100, 100/33, 125, 260, 300 (0.315) (0.374) (0.118) (0.264) (0.022) (0.028) (0.022) (0.028) (0.145) (0.155) (0.026) (0.054) (0.017) 6.73 7.98 3.0 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 2.3 0.1 MF-SM260 (0.265) (0.314) (0.118) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) (0.09 0.004) 6.73 7.98 3.0 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 MF-SM300 (0.265) (0.314) (0.118) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) Packaging: TAPE & REEL: MF-SM030, 050, 075, 075/60, 100, 100/33, 125, 260, 300 = 2000 pcs. per reel MF-SM150, 150/33, 185/33, 200, 250 = 1500 pcs. per reel. How to Order 9.7 0.1 (0.38 0.004) C C MF - SM 100/33 - 2 - 99 MM 3.1 0.1 3.1 0.1 DIMENSIONS: G G (INCHES) (0.12 0.004) (0.12 0.004) Multifuse Product Designator B B Terminal material: Series F Tin-plated brass F SM = Surface Mount Component H H Hold Current, I /V * hold max D E D E End View End View 030 - 300 (0.3 - 3.0 Amps) A A Packaging Options Side View Side View - 2 = Tape and Reel** Part Number Suffix Option Recommended Pad Layout Recommended Pad Layout - 99 = RoHS Compliancy MF-SM030, 050, 075, 075/60, 100, 100/33, 125, 260, 300 MF-SM150, 150/33, 185/33, 200, 250 As of date code April 1, 2005 all 2.3 0.1 2.3 0.1 MF-SM models are RoHS compliant. (0.09 0.004) (0.09 0.004) The sufxfi -99 can be used if a new part number is required to reference the RoHS compliance, but including the -99 suffix option is not recommended for new designs. * Vmax entry applies only to models 9.7 0.1 MF-SM075/60, MF-SM100/33, MF-SM150/33 (0.38 0.004) & MF-SM185/33. 10.7 0.1 3.1 0.1 3.1 0.1 ** Packaged per EIA-481-2 (0.42 0.004) (0.12 0.004) (0.12 0.004) 4.6 0.1 4.6 0.1 (0.18 0.004) (0.18 0.004) Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. Recommended Pad Layout MF-SM150, 150/33, 185/33, 200, 250 2.3 0.1 (0.09 0.004) 10.7 0.1 (0.42 0.004) 4.6 0.1 4.6 0.1 (0.18 0.004) (0.18 0.004)