MF-VSXXXN Datasheet, PDF (1/3 Pages) Bourns Electronic Solutions – Narrow Body Series - PTC Resettable Fuses

*RoHS ^COMPLIANT
20V18SS210N
Features
■ 3.6 mm narrow design axial strap
■ Fully compatible with current
industry standards
■ Weldable nickel terminals
■ Very low internal resistance
■ Low switching temperature
■ RoHS compliant*, lead free
Applications
■ Any application that requires protection
at low resistances
■ Rechargeable battery packs; designed for
NiMH and Li-Ion chemical characteristics
■ Cellular phones
■ Laptop computers
MF-VS Narrow Body Series - PTC Resettable Fuses
Electrical Characteristics
Model
V max.
Volts
MF-VS170N 12
MF-VS175NL 12
MF-VS210N 12
I max.
Amps
100
100
100
Ihold
Itrip
Amperes
At 23 °C
Hold
Trip
1.7
3.4
1.75
3.5
2.1
4.7
Initial
Resistance
Ohms
At 23 °C
Min. Max.
Typ.
0.030 0.052 0.040
0.029 0.051 0.038
0.018 0.030 0.024
1 Hour (R1)
Post-Trip
Resistance
Max. Time
To Trip
Ohms Amperes Seconds
At 23 °C At 23 °C At 23 °C
Max.
0.105
8.5
3.0
0.102 8.75
3.0
0.060 10.0
5.0
Tripped
Power
Dissipation
Watts
At 23 °C
Typ.
1.4
1.4
1.5
Environmental Characteristics
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, 85 % 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 ≤ Rmax
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 ..................................................E 174545S
CSA File Number ................................................CA 110338
TÜV File Number ................................................R2057213
Thermal Derating Chart - Ihold (Amps)
Model
0 °C
MF-VS170N
2.2
MF-VS175NL
2.25
MF-VS210N
2.9
Itrip is approximately two times Ihold.
Ambient Operating Temperature
23 °C
1.7
1.75
2.1
60 °C
0.8
0.85
1.0
85 °C
0.1
0.1
0.1
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.