Features Surface mount packaging for automated assembly 0603 footprint size and low profile for space-constrained mobile applications Operating temperature range up to 125 C Low thermal derating factor Higher hold currents at elevated temperatures RoHS compliant* Agency recognition: cUL and TV MF-FSHT Series PTC Resettable Fuses Electrical Characteristics Tripped I I Resistance Max. Time To Trip Power Certifications hold trip Dissipation V I max max Model at 23 C at 23 C at 23 C at 23 C cUL TV Ohms Watts R R Volts Amps Amps Amps Seconds Typical E174545 R 50384138 Min. 1Max.** MF-FSHT005KX 12 40 0.05 0.25 1.5 30 0.5 1.5 0.5 MF-FSHT010KX 12 40 0.10 0.50 0.9 8.5 2.5 1.5 0.5 MF-FSHT016KX 12 40 0.16 0.80 0.6 6.0 8.0 0.1 0.5 **R measured 24 hours post reflow 1Max. Environmental Characteristics Additional Information Click these links for more information: Item Condition Criteria Operating Temperature -40 C to +125 C Recommended Storage +40 C max. / 70 % R.H. max. PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT Passive Aging +125 C, 1000 hours R < R 1max SELECTOR LIBRARY Humidity Aging +85 C, 85 % R.H. 1000 hours R < R 1max Thermal Shock -40 C to +125 C, 20 times R < R 1max No change Solvent Resistance MIL-STD-202, Method 215 (Marking still legible) MIL-STD-883C, Method 2007.1 No change Vibration Condition A (R < R < R ) min 1max Moisture Sensitivity Level See Note (MSL) 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 specified 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. Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. MF-FSHT Series PTC Resettable Fuses Product Dimensions Top View Side View Bottom View Terminal Material: Recommended Pad Layout ENIG-plated terminals AC DE 1.00 B MM (.039) DIMENSIONS: (INCHES) 0.70 1.00 0.70 (.028) (.039) (.028) AB C DE Model Min. Max. Min. Max. Min. Max. Min. Min. 1.45 1.85 0.65 1.05 0.30 0.65 0.20 0.05 MF-FSHT005KX (.057) (.073) (.026) (.041) (.012) (.026) (.008) (.002) 1.45 1.85 0.65 1.05 0.30 0.65 0.20 0.05 MF-FSHT010KX (.057) (.073) (.026) (.041) (.012) (.026) (.008) (.002) 1.45 1.85 0.65 1.05 0.30 0.65 0.20 0.05 MF-FSHT016KX (.057) (.073) (.026) (.041) (.012) (.026) (.008) (.002) 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-FSHT005KX 0.073 0.066 0.058 0.05 0.044 0.041 0.037 0.034 0.028 0.014 MF-FSHT010KX 0.15 0.13 0.12 0.10 0.09 0.08 0.074 0.067 0.056 0.027 MF-FSHT016KX 0.23 0.21 0.19 0.16 0.14 0.13 0.12 0.11 0.09 0.04 Typical Time to Trip at 23 C 10 1 A 0.1 C A - MF-FSHT005KX 0.01 B - MF-FSHT010KX C - MF-FSHT016KX The Time to Trip curves represent typical performance of a device in B a simulated application environment. Actual performance in specic customer applications may differ from these values due to the inuence of other variables. 0.001 0.1 1 10 100 Fault Current (Amps) Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. Time to Trip (Seconds)