Features AUTOMOTIVE n Compliant with AEC-Q200 Rev-D - Stress Test Qualification for Passive Components GRADE in Automotive Applications n Small footprint size (1206) n Operating temperature range up to 125 C n Low thermal derating factor n Higher hold currents at elevated temperatures n RoHS compliant* MF-NSHT Series - PTC Resettable Fuses Electrical Characteristics Tripped Max. Time Agency I I Resistance Power hold trip To Trip Recognition Dissipation V I max max Model at 23 C at 23 C at 23 C at 23 C cUL TV Ohms Watts R R E174545 R50384138 Volts Amps Amps Amps Seconds Typ. Min. 1Max.** MF-NSHT010KX 30 20 0.10 0.50 1.00 7.50 2.50 1.50 0.9 3 3 MF-NSHT016KX 30 20 0.16 0.80 0.70 6.00 8.00 0.10 0.9 3 3 MF-NSHT020KX 30 20 0.20 1.00 0.60 5.00 8.00 0.10 0.9 3 3 MF-NSHT035KX 30 20 0.35 1.75 0.40 2.60 8.00 0.10 0.9 3 3 MF-NSHT050KX 16 20 0.50 2.50 0.17 1.60 8.00 0.10 0.9 3 3 MF-NSHT075KX 12 40 0.75 3.00 0.08 0.70 8.00 5.00 1.2 3 3 **R measured 24 hours post reflow. 1Max. Environmental Characteristics Item Condition Criteria Operating Temperature -40 C to +125 C Recommended Storage +40 C max. / 70 % R.H. max. Passive Aging +125 C, 1000 hours R < R 1max Humidity Aging +85 C, 85 % R.H. 1000 hours R < R 1max Thermal Shock -40 C to +125 C, 20 times R < R 1max Solvent Resistance MIL-STD-202, Method 215 No change (marking still legible) Vibration MIL-STD-883C, Method 2007.1 Condition A No change (R < R < R ) min 1max Moisture Sensitivity Level (MSL) See Note ESD Classication Class 6 (per AEC-Q200-2, HBM) Test Procedures and Requirements Item Test Condition Accept/Reject Criteria Visual/Mechanical Verify dimensions and materials Per MF physical description Resistance In still air 23 C R R R min max Time to Trip At specied current, V , 23 C, still air T max. time to trip (seconds) max Hold Current 30 min. at I , still air No trip hold Trip Cycle Life V , I , 100 cycles No arcing or burning max max Trip Endurance V , 48 hours No arcing or burning max Solderability 245 C 5 C, 5 seconds 95 % min. coverage WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov *RoHS Directive 2015/863, Mar 31, 2015 and Annex. 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 COMPLIANT MF-NSHT Series - PTC Resettable Fuses Thermal Derating Table - I (Amps) hold 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-NSHT010KX 0.15 0.13 0.12 0.10 0.09 0.08 0.07 0.07 0.06 0.03 MF-NSHT016KX 0.23 0.21 0.19 0.16 0.14 0.13 0.12 0.11 0.09 0.04 MF-NSHT020KX 0.29 0.26 0.23 0.20 0.18 0.16 0.15 0.13 0.11 0.05 MF-NSHT035KX 0.51 0.46 0.41 0.35 0.31 0.28 0.26 0.23 0.20 0.09 MF-NSHT050KX 0.73 0.66 0.58 0.50 0.44 0.41 0.37 0.34 0.28 0.14 MF-NSHT075KX 1.09 0.98 0.87 0.75 0.66 0.61 0.56 0.50 0.42 0.20 Product Dimensions A B C D E Model Min. Max. Min. Max. Min. Max. Min. Min. MF-NSHT010KX MF-NSHT016KX 3.00 3.40 1.40 1.80 0.40 0.85 0.25 0.05 (0.118) (0.134) (0.055) (0.071) (0.016) (0.033) (0.010) (0.002) MF-NSHT020KX MF-NSHT035KX MF-NSHT050KX 3.00 3.40 1.40 1.80 0.60 1.20 0.25 0.05 (0.118) (0.134) (0.055) (0.071) (0.024) (0.047) (0.010) (0.002) MF-NSHT075KX MM DIMENSIONS: (INCHES) Top View Side View Top ViewBottom View Side View Terminal Material:Bottom ViewRecommended Pad Layout Recommended Pad Layout ENIG-plated terminals A C AD E C D E 1.60 1.60 B B (0.063) (0.063) 1.00 2.001.00 2.00 (0.039) (0.079)(0.039) (0.079) Typical Time to Trip at 23 C 1 F A E B C 0.1 A - MF-NSHT010KX D B - MF-NSHT016KX C - MF-NSHT020KX D - MF-NSHT035KX 0.01 E - MF-NSHT050KX F - MF-NSHT075KX The Time to Trip curves represent typical performance of a device in a simulated application environment. Actual performance in specific 0.001 customer applications may differ from these values due to the influence of other variables. Specifications are subject to change without notice. 0.0001 Users should verify actual device performance in their specific applications. 0.1 1 10 100 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. Fault Current (Amps) com/docs/legal/disclaimer.pdf. Time to Trip (Seconds)