MF-SVS Datasheet, PDF (1/3 Pages) Bourns Electronic Solutions – PTC Resettable Fuses

*RoHS ^COMPLIANT
201S8VSS210
Features
■ Industry’s lowest internal resistance
■ Switches at optimum temperature
■ Axial leaded, with flexible design options
available
■ Fully compatible with current
industry standards
■ Weldable nickel terminals
■ RoHS compliant*
MF-SVS Series - PTC Resettable Fuses
Electrical Characteristics
Model
MF-SVS170
MF-SVS175
MF-SVS210
MF-SVS230
V max.
Volts
10
10
10
10
I max.
Amps
100
100
100
100
Ihold
Itrip
Amperes
at 23 °C
Hold
Trip
1.7
4.1
1.75
4.2
2.1
5.0
2.3
5.2
Initial
Resistance
Min.
0.018
0.017
0.010
0.010
Ohms
at 23 °C
Max.
0.032
0.031
0.020
0.018
Typ.
0.023
0.022
0.016
0.014
1 Hour (R1)
Post-Trip
Resistance
Max. Time
To Trip
Tripped
Power
Dissipation
Ohms
at 23 °C
Max.
0.064
0.063
0.040
0.036
Amperes
at 23 °C
8.5
8.5
10.5
12.5
Seconds
at 23 °C
5.0
5.0
5.0
5.0
Watts
at 23 °C
Typ.
2.1
2.1
2.4
2.6
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-SVS 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-SVS170
2.2
MF-SVS175
2.25
MF-SVS210
2.9
MF-SVS230
3.1
Itrip is approximately two times Ihold.
Ambient Operating Temperature
23 °C
1.7
1.75
2.1
2.3
60 °C
1.3
1.35
1.5
1.65
80 °C
0.8
0.8
0.8
0.8
*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.