VS210N 2018S Features n RoHS compliant* n 3.6 mm narrow design axial strap n Fully compatible with current industry standards n Weldable nickel terminals n Very low internal resistance n Low switching temperature n Agency recognition: MF-VS Narrow Body Series - PTC Resettable Fuses Electrical Characteristics 1 Hour (R ) Tripped 1 Initial Max. Time Post-Trip Power I I hold trip Resistance to Trip Dissipation Resistance V max. I max. Model Volts Amps Amperes Ohms Ohms Amperes Seconds Watts at 23 C at 23 C at 23 C at 23 C at 23 C at 23 C Hold Trip Min. Max. Typ. Max. Typ. MF-VS170N 12 100 1.7 3.4 0.030 0.052 0.040 0.105 8.5 3.0 1.4 MF-VS175NL 12 100 1.75 3.5 0.029 0.051 0.038 0.102 8.75 3.0 1.4 MF-VS210N 12 100 2.1 4.7 0.018 0.030 0.024 0.060 10.0 5.0 1.5 MM Environmental Characteristics DIMENSIONS: (INCHES) Operating/Storage Temperature ........................... -40 C to +85 C Maximum Device Surface Temperature in Tripped State ................................................ 125 C Passive Aging ....................................................... +60 C, 1000 hours ............................................... 10 % typical resistance change Humidity Aging...................................................... +60 C, 95 % R.H.1000 hours .............................. 10 % typical resistance change Thermal Shock ..................................................... MIL-STD-202F, Method 107G ............................... 5 % typical resistance change +85 C to -40 C, 10 times Vibration ............................................................... MIL-STD-883C, ..................................................... No change Condition A Test Procedures And Requirements For Model MF-VS Narrow Body 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 UL File Number .................................................... E174545 Applications Any application that requires protection at low resistances: n Rechargeable battery packs designed for NiMH and Li-Ion chemical characteristics n Cellular phones n Laptop computers MF-VS Narrow Body Series - PTC Resettable Fuses Product Dimensions A B C D F Model Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. 22.0 24.0 3.6 3.9 0.6 0.9 4.1 5.8 2.4 2.6 MF-VS170N (0.866) (0.945) (0.142) (0.154) (0.024) (0.035) (0.161) (0.228) (0.094) (0.102) 26.0 28.0 3.6 3.9 0.6 0.9 6.1 7.8 2.4 2.6 MF-VS175NL (1.024) (1.102) (0.142) (0.154) (0.024) (0.035) (0.240) (0.307) (0.094) (0.102) 30.0 32.0 3.6 3.9 0.6 0.9 4.1 5.8 2.4 2.6 MF-VS210N (1.181) (1.260) (0.142) (0.154) (0.024) (0.035) (0.161) (0.228) (0.094) (0.102) Packaging: Bulk - 500 pcs. per bag. Tape and Reel - Consult factory. MM DIMENSIONS: Leads: 1/4 Hardened Nickel 0.125 mm (.005 ) nom. (INCHES) NOTE: The dimensions and shape of the leads can be modified to suit th e battery pack design. All models are available without insulation wrapping. 0.5 4.0 Standard Style Style SLIT X NOMINAL (.020) (.157) A A Typical Part Marking Represents total content. Layout may vary. F F B B MANUFACTURER S TRADEMARK PART IDENTIFICATION D D D D VS210N C 2018S C DATE CODE LOT NO. (FIRST DIGIT = (S = CHINA) LAST DIGIT OF YEAR NEXT THREE DIGITS = DAY OF YEAR) Typical Time to Trip at 23 C How to Order 100 MF - VS 210 N Multifuse Product Designator 10 Series VS = Axial Leaded Strap Component MF-VS170N 1 MF-VS210N Hold Current, I hold 170-210 (1.7 Amps - 2.1 Amps) Narrow Device Option N = Narrow (3.6 mm) 0.1 Longer Lead Option L = Longer Leads MF-VS175NL Insulating Option 0.01 U = Non-Insulated Option 0.001 110 100 Fault Current (Amps) MF-VSN SERIES, REV. K, 08/16 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. Time to trip (Seconds)