136136 4A4A Features n RoHS compliant* n Compliant with AEC-Q200 Rev-C Stress Test Qualification for Passive Components in Automotive Applications n Operating temperature range up to 125 C n Low thermal derating factor n Higher hold currents at elevated temperature n Choice of operating currents MF-SMHT Series - PTC Resettable Fuses Electrical Characteristics Tripped Max. Time I I Resistance Power hold trip To Trip Dissipation V max. I max. Model Volts Amps Amperes Ohms Amperes Seconds Watts at 23 C at 23 C at 23 C at 23 C at 23 C R R Hold Trip Typ. Min. 1Max. MF-SMHT136 16 100 1.36 2.72 0.085 0.33 8.0 10.0 2.1 MF-SMHT160 16 100 1.60 3.20 0.050 0.15 8.0 10.0 2.1 Environmental Characteristics Operating Temperature ......................................... -40 C to +125 C Storage Temperature ............................................ -40 C to +85 C Passive Aging ....................................................... +125 C, 1000 hours ............................................. 15 % typical resistance change Humidity Aging...................................................... +85 C, 85 % R.H. 1000 hours ............................. 15 % typical resistance change Thermal Shock ..................................................... MIL-STD-202F, Method 107G ............................... 15 % typical resistance change +125 C to -40 C, 10 cycles Vibration ............................................................... MIL-STD-883C, Method 2007.1, ........................... No change Condition A Moisture Sensitivity Level (MSL) .......................... Level 1 ESD Classification - HBM ..................................... Class 6 Test Procedures And Requirements For Model MF-SMHT 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 Thermal Derating Chart - I /I (Amps) hold trip Ambient Operating Temperature Model -40 C -20 C 0 C 23 C 40 C 50 C 60 C 70 C 85 C 125 C MF-SMHT136 1.91 / 3.82 1.72 / 3.44 1.54 / 3.08 1.36 / 2.72 1.18 / 2.36 1.09 / 2.18 1.00 / 2.00 0.91 / 1.82 0.77 / 1.54 0.40 / 0.80 MF-SMHT160 2.15 / 4.30 1.96 / 3.92 1.78 / 3.56 1.60 / 3.20 1.42 / 2.48 1.33 / 2.66 1.24 / 2.48 1.15 / 3.30 1.02 / 2.04 0.64 / 1.28 Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus bourns.com EMEA: Tel: +36 88 520 390 Email: eurocus bourns.com The Americas: Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 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. *RoHS COMPLIANT VERSIONS AVAILABLE *RoHS COMPLIANT LEAD FREE *RoHS and AEC-Q200 COMPLIANT LEAD FREE VERSIONS ARE RoHS COMPLIANT* *RoHS COMPLIANT & AEC APPROVED *RoHS COMPLIANT, **HALOGEN FREE & AEC COMPLIANTApplications n Protection of automotive circuitry including engine control modules n Overcurrent surge protection of electronic equipment required to operate at high operating temperature ranges n Resettable fault protection of general electronic equipment MF-SMHT Series - PTC Resettable Fuses Product Dimensions A B CRecommended Pad Layout D E F G H Model MF-SMHT136 Min. Max. Max. Max. Min. Max. Min. Max Min. Max. Min. Max. Min. 6.73 7.98 3.00 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-SMHT136 (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) 8.00 9.50 3.00 6.71 0.56 0.71 0.56 0.71 3.68 3.94 0.66 1.37 0.43 MF-SMHT160 (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) MM Packaging: DIMENSIONS: TAPE & REEL: MF-SMHT136 = 2000 pcs. per reel MF-SMHT160 = 1500 pcs. per reel. (INCHES) 9.7 0.1 C (0.38 0.004) Typical Part Marking C G 3.1 0.1 3.1 0.1 Represents total content. Layout may vary. (0.12 0.004) (0.12 0.004)G B Terminal material: MANUFACTURER S PART B Tin-plated brass TRADEMARK IDENTIFICATION F 136 DATE CODE - H F 4A D E WEEK 1 OF 2004 = 4A H End View A (YEAR & WEEK) D E End View WEEK 27 OF 2004 = A4 A Side View (WEEK & YEAR) Side View How to Order Recommended Pad Layout Recommended Pad Layout MF-SMHT136 MF-SMHT160 MF - SMHT 136 - 2 2.3 0.1 2.3 0.1 Multifuse Product (0.09 0.004) (0.09 0.004) Designator Series SMHT = Surface Mount Component Hold Current, Ihold 136 - 160 (1.36 - 1.60 Amps) Packaging Options 9.7 0.1 - 2 = Tape and Reel* (0.38 0.004) 10.7 0.1 3.1 0.1 3.1 0.1 *Packaged per EIA-481-2 (0.12 0.004) (0.12 0.004) (0.42 0.004) 4.6 0.1 4.6 0.1 (0.18 0.004) (0.18 0.004) Recommended Pad Layout MF-SMHT160 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) 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.