T PL IA N M Features Applications ■ Very low profile ■ Power Over Ethernet (IEEE 802.3 af) port protection *R oH S CO ■ Very fast tripping time ■ Automotive electronic control module ■ High voltage protection ■ Telecom equipment low voltage protection ■ RoHS compliant* and halogen free** ■ 2018 footprint ■ Agency recognition: MF-SMDF Series - PTC Resettable Fuses Electrical Characteristics Ihold V max. Volts Model I max. Amps Itrip Resistance Amperes at 23 °C Hold Trip Ohms at 23 °C Rmin R1max Max. Time To Trip Amperes at 23 °C Seconds at 23 °C Tripped Power Dissipation Watts at 23 °C Typ. MF-SMDF050 60 10 0.55 1.20 0.200 1.0 2.5 3.0 0.9 MF-SMDF100/33X (1) 33 40 1.10 2.20 0.06 0.40 8.0 0.5 1.4 MF-SMDF150 15 40 1.50 3.00 0.05 0.17 8.0 0.8 1.1 10 40 2.00 4.00 0.030 0.100 8.0 2.4 1.1 24 20 2.60 5.20 0.015 0.075 8.0 0.8 1.1 MF-SMDF200 (2) MF-SMDF260/24X (1) (1) UL recognized, TÜV pending. (2) Agency approval pending. 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. 1000 hours ........................................ ±5 % typical resistance change Thermal Shock ..................................................... +85 °C to -40 °C, 20 times .............................................. ±10 % typical resistance change Solvent Resistance ............................................... MIL-STD-202, Method 215 .............................................. No change (marking still legible) Vibration ............................................................... MIL-STD-883C, Method 2007.1, Condition A ................. No change (Rmin < R < R1max) Test Procedures And Requirements For Model MF-SMDF 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 .......................................................... ANSI/J-STD-002 ............................................................... 95 % min. coverage UL File Number .................................................... E174545 http://www.ul.com/ Follow link to Certifications, then UL File No., enter E174545 TÜV Certificate Number ....................................... R 02057213 http://www.tuvdotcom.com/ Follow link to “other certificates”, enter File No. 2057213 Thermal Derating Chart - Ihold/Itrip (Amps) Model Ambient Operating Temperature -40 °C -20 °C 0 °C 23 °C 40 °C 50 °C 60 °C 70 °C 85 °C MF-SMDF050 0.87 / 1.90 0.77 / 1.68 0.67 / 1.46 0.55 / 1.20 0.46 / 1.00 0.41 / 0.89 0.36 / 0.79 0.31 / 0.68 0.23 / 0.50 MF-SMDF100/33X 1.66 / 3.32 1.47 / 2.94 1.29 / 2.58 1.10 / 2.20 0.91 / 1.82 0.83 / 1.66 0.73 / 1.46 0.64 / 1.28 0.50 / 1.00 MF-SMDF150 2.38 / 4.76 2.10 / 4.20 1.82 / 3.64 1.50 / 3.00 1.27 / 2.54 1.13 / 2.26 0.99 / 1.98 0.85 / 1.70 0.64 / 1.28 MF-SMDF200 2.95 / 5.90 2.65 / 5.30 2.35 / 4.70 2.00 / 4.00 1.74 / 3.48 1.59 / 3.18 1.44 / 2.88 1.29 / 2.58 1.06 / 2.12 MF-SMDF260/24X 3.75 / 7.50 3.35 / 6.70 3.00 / 6.00 2.60 / 5.20 2.35 / 4.70 2.15 / 4.30 2.05 / 4.10 1.80 / 3.60 1.50 / 3.00 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. **Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.. Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. MF-SMDF Series - PTC Resettable Fuses Product Dimensions A Model MF-SMDF050 MF-SMDF100/33X MF-SMDF150 MF-SMDF200 MF-SMDF260/24X Min. 4.72 (0.186) 4.72 (0.186) 4.72 (0.186) 4.72 (0.186) 4.72 (0.186) B Max. 5.44 (0.214) 5.44 (0.214) 5.44 (0.214) 5.44 (0.214) 5.44 (0.214) Min. 4.22 (0.166) 4.22 (0.166) 4.22 (0.166) 4.22 (0.166) 4.22 (0.166) C Max. 4.93 (0.194) 4.93 (0.194) 4.93 (0.194) 4.93 (0.194) 4.93 (0.194) Min. 0.79 (0.031) 0.70 (0.028) 0.55 (0.022) 0.55 (0.022) 0.70 (0.028) Max. 1.09 (0.043) 1.25 (0.049) 0.85 (0.033) 0.85 (0.033) 2.00 (0.079) D Min. 0.30 (0.012) 0.30 (0.012) 0.30 (0.012) 0.30 (0.012) 0.30 (0.012) E Style Min. Max. N/A N/A 1 0.25 (0.010) 0.70 (0.028) 2 N/A N/A 1 N/A N/A 1 0.25 (0.010) 0.70 (0.028) 3 Packaging: 6000 pcs. per reel; 4000 pcs. per reel for Model MF-SMDF260/24X. DIMENSIONS: MM (INCHES) Style 1 Top and Bottom View 505Y A Side View Recommended Pad Layout C 1.5 ± 0.05 (.059 ± .002) Terminal material: Electroless Ni under immersion Au 1.5 ± 0.05 (.059 ± .002) 4.6 ± 0.1 (.181 ± .004) B Termination pad solderability: Standard Au finish: Meets ANSI/J-STD-002 Category 2. Recommended Storage: 40 °C max./70 % RH max. 3.4 ± 0.1 (.134 ± .004) D Typical Part Marking Represents total content. Layout may vary. Style 2 Top View Bottom View BI-WEEKLY DATE CODE: (Y = WEEKS 49-50) Side View A C YEAR CODE: (5 = 2005) 505Y 6 B PART IDENTIFICATION: 50 = MF-SMDF050 15 = MF-SMDF150 20 = MF-SMDF200 X D E PART IDENTIFICATION: 6 = MF-SMDF100/33X 6 Style 3 Top View Bottom View A Side View X C D BI-WEEKLY DATE CODE: (X = WEEKS 47-48) PART IDENTIFICATION: D = MF-SMDF260/24X B D L D E L BI-WEEKLY DATE CODE: (L = WEEKS 23-24) Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. MF-SMDF Series - PTC Resettable Fuses Solder Reflow Recommendations 300 Preheating How to Order Soldering MF - SMDF 100 /33X - 2 Cooling Product Designator Temperature (°C) 250 Series SMDF = 2018 Surface Mount Component 200 Hold Current, Ihold 050 = 0.50 A 100 = 1.10 A 150 = 1.50 A 200 = 2.00 A 260 = 2.60 A 150 100 50 Higher Voltage Option __ = Standard Voltage /24X = 24 V Rated /33X = 33 V Rated X = Multifuse® freeXpansion Design™ MF-SMDF Series 0 10–20 160–220 120 Time (seconds) Notes: • MF-SMDF models cannot be wave soldered. Please contact Bourns for hand soldering recommendations. • If reflow temperatures exceed the recommended profile, devices may not meet the performance requirements. • Compatible with Pb and Pb-free solder reflow profiles. • Excess solder may cause a short circuit, especially during hand soldering. Please refer to the Multifuse® Polymer PTC Soldering Recommendation guidelines. Packaging Packaged per EIA 481-1 -2 = Tape and Reel Typical Time to Trip at 23 ˚C 100 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. MF-SMDF100/33X Time to Trip (Seconds) 10 MF-SMDF050 MF-SMDF260/24X 1 0.1 0.01 MF-SMDF200 MF-SMDF150 0.001 0.1 1 10 100 Fault Current (Amps) MF-SMDF SERIES, REV. T, 08/15 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. MF-SMDF Series Tape and Reel Specifications Tape Dimensions W P0 P1 P2 A0 B0 B1 max. D0 F E1 E2 min. T max. T1 max. K0 Leader min. Trailer min. MF-SMDF050, 150, 200 per EIA 481-2 16.0 ± 0.3 (0.630 ± 0.012) 4.0 ± 0.1 (0.157 ± 0.004) 8.0 ± 0.1 (0.315 ± 0.004) 2.0 ± 0.1 (0.079 ± 0.004) 5.1 ± 0.15 (0.201 ± 0.006) 5.6 ± 0.23 (0.220 ± 0.009) 12.1 (0.476) 1.5 + 0.1/-0.0 (0.059 + 0.004/-0) 7.5 ± 0.10 (0.295 + 0.004) 1.75 ± 0.10 (0.069 ± 0.004) 14.25 (0.561) 0.6 (0.024) 0.1 (0.004) 1.0 ± 0.15 (0.039 ± 0.006) 390 (15.35) 160 (6.30) MF-SMDF100/33X per EIA 481-2 16.0 ± 0.3 (0.630 ± 0.012) 4.0 ± 0.1 (0.157 ± 0.004) 8.0 ± 0.1 (0.315 ± 0.004) 2.0 ± 0.1 (0.079 ± 0.004) 5.1 ± 0.1 (0.201 ± 0.004) 5.6 ± 0.1 (0.221 ± 0.004) 12.1 (0.476) 1.5 + 0.1/-0.0 (0.059 + 0.004/-0) 7.5 ± 0.10 (0.295 + 0.004) 1.75 ± 0.10 (0.069 ± 0.004) 14.25 (0.561) 0.6 (0.024) 0.1 (0.004) 1.1 ± 0.1 (0.043 ± 0.004) 390 (15.35) 160 (6.30) MF-SMDF260/24X per EIA 481-2 16.0 ± 0.3 (0.630 ± 0.012) 4.0 ± 0.1 (0.157 ± 0.004) 8.0 ± 0.1 (0.315 ± 0.004) 2.0 ± 0.1 (0.079 ± 0.004) 5.4 ± 0.15 (0.213 ± 0.006) 5.7 ± 0.15 (0.234 ± 0.006) 12.1 (0.476) 1.5 + 0.1/-0.0 (0.059 + 0.004/-0) 7.5 ± 0.10 (0.295 + 0.004) 1.75 ± 0.10 (0.069 ± 0.004) 14.25 (0.561) 0.6 (0.024) 0.1 (0.004) 2.15 ± 0.15 (0.085 ± 0.006) 390 (15.35) 160 (6.30) 331 (13.03) 50 (1.97) 16.4 + 2.0/ -0.0 (0.646 + 0.079/-0) 22.4 (0.882) 331 (13.03) 50 (1.97) 16.4 + 2.0/ -0.0 (0.646 + 0.079/-0) 22.4 (0.882) 331 (13.03) 50 (1.97) 16.4 + 2.0/ -0.0 (0.646 + 0.079/-0) 22.4 (0.882) Reel Dimensions A max. N min. W1 W2 max. DIMENSIONS: MM (INCHES) P0 T D0 P2 E1 W2(MEASURED AT HUB) COVER TAPE F E2 W B1 A N(HUB DIA.) B0 K0 T1 P1 A0 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. W1(MEASURED AT HUB)