
*
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.
MF-VS Narrow Body Series -
PTC Resettable Fuses
2VS1N
Electrical Characteristics
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
Ihold
Itrip
Initial
Max. Time
To Trip
Amperes
At 23
°
C
Model
V max.
Volts
I max.
Amps
Resistance
Ohms
At 23
°
C
Max.
0.052
0.051
0.030
Amperes
At 23
°
C
Hold
1.7
1.75
2.1
Ohms
At 23
°
C
Max.
0.105
0.102
0.060
Seconds
At 23
°
C
Watts
At 23
°
C
Typ.
1.4
1.4
1.5
Trip
3.4
3.5
4.7
Min.
0.030
0.029
0.018
Typ.
0.040
0.038
0.024
MF-VS170N
MF-VS175NL
MF-VS210N
12
12
12
100
100
100
8.5
8.75
10.0
3.0
3.0
5.0
1 Hour (R1)
Post-Trip
Resistance
Tripped
Power
Dissipation
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
Environmental Characteristics
Test
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
Test Conditions
Accept/Reject Criteria
UL File Number ..................................................E 174545S
CSA File Number................................................CA 110338
TüV File Number ................................................R2057213
Test Procedures And Requirements For Model MF-VS Narrow Body Series
Thermal Derating Chart - Ihold(Amps)
Ambient Operating Temperature
23
°
C
1.7
1.75
2.1
Model
0
°
C
2.2
2.25
2.9
60
°
C
0.8
0.85
1.0
85
°
C
0.1
0.1
0.1
MF-VS170N
MF-VS175NL
MF-VS210N
Itripis approximately two times Ihold.
*RHSCOMPIAN