Features Applications Fast tripping resettable circuit protection Surface mount packaging for automated assembly Very low internal resistance Patents pending 100 C trip temperature Agency recognition: Battery cell protection MF-ESMD Series - PTC Resettable Fuses Electrical Characteristics Ihold Model MF-ESMD190 V max. Volts I max. Amps 16 100 Itrip Amperes at 23 C Hold Trip 1.9 3.8 Max. Time To Trip Resistance Ohms at 23 C Min. R1 Max. 0.010 0.08 Tripped Power Dissipation Amperes at 23 C Seconds at 23 C Watts at 23 C Typ. 10 2.0 1.5 Environmental Characteristics E T E L O S B O 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 ....................................................+85 C to -40 C, 20 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-ESMD 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 http://www.ul.com/ Follow link to Certifications, then UL File No., enter E174545 CSA File Number ................................CA110338 http://directories.csa-international.org/ Under "Certification Record" and "File Number" enter 110338-0-000 TUV Certificate Number......................R 02057213 http://www.tuvdotcom.com/ Follow link to "other certificates", enter File No. 2057213 Thermal Derating Chart - Ihold (Amps) Ambient Operating Temperature Model MF-ESMD190 -40 C 3.04 -20 C 2.7 Specifications are subject to change without notice. 0 C 2.2 23 C 1.9 40 C 1.44 50 C 1.23 60 C 1.00 70 C 0.78 85 C 0.49 MF-ESMD Series - PTC Resettable Fuses Product Dimensions A Model Min. 11.25 (0.443) MF-ESMD190 B Max. 11.61 (0.457) Min. 4.83 (0.190) C Max. 5.33 (0.210) Min. 0.33 (0.013) Max. 0.63 (0.025) Packaging: 1500 pcs. per reel. D Min. 0.51 (0.020) UNIT = Top and Bottom View Side View A MM (INCHES) Typical Time to Trip at 23 C C -ES MD 190 E T E L O S B O MF B 100 Recommended Pad Layout 1.45 0.10 (0.057 0.004) 10 Time to Trip (Seconds) D 4.75 0.10 (0.187 0.004) 9.57 0.10 (0.377 0.004) Typical Part Marking 1 0.1 0.01 Represents total content. Layout may vary. PART IDENTIFICATION MANUFACTURER'S TRADEMARK 190 0A 0.001 1 0.1 DATE CODE WEEK 1 OF 2000 = 0A (YEAR & WEEK) WEEK 27 OF 2000 = A0 (WEEK & YEAR) 10 100 Fault Current (Amps) Solder Reflow Recommendations How to Order 300 Preheating Soldering Cooling Note: * MF-ESMD models can be wave soldered and reworked. * If reflow temperatures exceed the recommended profile, devices may not meet the performance requirements. 250 MF - ESMD 190 - 2 Multifuse Product Designator Series ESMD = 11.5mm Surface Mount Component Hold Current, Ihold 190 (1.9 Amps) Packaging Packaged per EIA 481-2 -2 = Tape and Reel Temperature (C) (R) 200 150 100 50 0 160-220 10-20 120 Time (seconds) MF-ESMD, REV. J, 11/02 Specifications are subject to change without notice. MF-MSMD, MF-USMD & MF-ESMD Series Tape and Reel Specs MF-MSMD Series per EIA-481-1 MF-USMD Series per EIA 481-1 MF-ESMD Series per EIA 481-2 W 12.0 0.30 (0.472 0.012) 8.0 0.30 (0.315 0.012) 24.0 0.3 (0.945 0.012) P0 4.0 0.10 (0.157 0.004) 4.0 0.10 (0.157 0.004) 4.0 0.1 (0.157 0.004) Tape Dimensions P2 8.0 0.10 (0.315 0.004) 2.0 0.05 (0.079 0.002) A0 3.66 0.15 (0.144 0.006) B0 4.98 0.10 (0.196 0.004) P1 4.0 0.10 (0.157 0.004) 2.0 0.05 (0.079 0.002) MF-USMD005,010,020: MF-USMD035,050,075,110: 2.76 0.10 2.93 0.15 (0.109 0.004) (0.115 0.006) MF-USMD005,010,020: 3.5 0.1 (0.138 0.004) 5.65 0.1 (0.222 0.004) MF-USMD035,050,075,110: 3.56 0.1 (0.140 0.004) E T E L O S B O 5.9 (0.232) 1.5 + 0.10/-0.00 (0.059 + 0.004/-0) 5.5 0.05 (0.217 0.002) 1.75 0.10 (0.069 0.004) B1 max. D0 F E1 10.25 (0.404) 0.6 (0.024) 0.1 (0.004) E2 min. T max. T1 max. 0.95 0.10 (0.037 0.004) K0 Leader min. Trailer min. Reel Dimensions A max. N min. 4.35 (0.171) 1.50 + 0.1/-0.0 (0.059 + 0.004/-0) 3.5 0.05 (0.138 0.002) 1.75 0.10 (0.069 0.004) 6.25 (0.246) 0.6 (0.024) 0.1 (0.004) MF-USMD005,010,020: MF-USMD035,050,075,110: 1.07 0.10 0.75 0.10 (0.042 0.004) (0.030 0.004) W2 max. 11.86 0.1 (0.467 0.004) 20.1 (0.791) 1.5 + 0.1/-0.0 (0.059 + 0.004/-0) 11.5 0.10 (0.453 0.004) 1.75 0.10 (0.069 0.004) 22.25 (0.876) 0.6 (0.024) 0.1 (0.004) 0.85 0.1 (0.033 0.004) 390 (15.35) 160 (6.30) 390 (15.35) 160 (6.30) 390 (15.35) 160 (6.30) 185 (7.28) 50 (1.97) 185 (7.28) 50 (1.97) 8.4 + 1.5/-0.0 (0.331 + 0.059/-0) 14.4 (0.567) 360 (14.17) 60 (2.36) 12.4 + 2.0/-0.0 (0.488 + 0.079/-0.0) 18.4 (0.724) W1 D0 24.4 + 2.0/ -0.0 (0.961 + 0.079/-0) 30.4 (1.20) UNIT = P0 T 8.0 0.1 (0.315 0.004) 2.0 0.1 (0.079 0.004) P2 MM (INCHES) E1 W2(MEASURED AT HUB) COVER TAPE F E2 W B1 A N(HUB DIA.) B0 K0 T1 P1 A0 W1(MEASURED AT HUB) Specifications are subject to change without notice. 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