3006 - Trimpot® Trimming Potentiometer
*RoHS COMPLIANT
VERSIONS
AVAILABLE
Features
■ Axial/radial leaded
■ Fully compatible with current industry
standards
■ Weldable nickel terminals
■ Very low internal resistance
■ RoHS compliant*
■ Agency recognition:
Applications
Any application that requires extra protection
at elevated ambient temperatures, which the
100 °C trip temperature provides.
■ Rechargeable battery pack protection
■ Cellular phones
■ Laptop computers
MF-LS Series - PTC Resettable Fuses
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specifi c applications.
Environmental Characteristics
Operating/Storage Temperature ........................... -40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State ................................................ 125 °C
Passive Aging ....................................................... +85 °C, 1000 hours ............................................... ±10 % typical resistance change
Humidity Aging...................................................... +85 °C, 85% R.H. 7 days ...................................... ±5 % typical resistance change
Vibration ............................................................... MIL-STD-883C, ..................................................... No change
Condition A
Test Procedures And Requirements For Model MF-LS 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 specifi ed 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
TÜV File Number ............................................. R2057213
Electrical Characteristics
Thermal Derating Chart - I
hold/
I
trip
(Amps)
Model
Ambient Operating Temperature
-40 ºC -20 ºC 0 ºC 23 ºC 40 ºC 50 ºC 60 ºC 70 ºC 85 ºC
MF-LS180 3.10 / 6.54 2.60 / 5.49 2.20 / 4.64 1.80 / 3.80 1.30 / 2.74 1.10 / 2.32 0.90 / 1.90 0.60 / 1.27 0.20 / 0.42
MF-LS180L 3.10 / 6.54 2.60 / 5.49 2.20 / 4.64 1.80 / 3.80 1.30 / 2.74 1.10 / 2.32 0.90 / 1.90 0.60 / 1.27 0.20 / 0.42
MF-LS190 3.30 / 7.29 2.80 / 6.19 2.40 / 5.31 1.90 / 4.20 1.40 / 3.09 1.20 / 2.65 1.10 / 2.43 0.70 / 1.55 0.40 / 0.88
MF-LS190RU 3.30 / 7.29 2.80 / 6.19 2.40 / 5.31 1.90 / 4.20 1.40 / 3.09 1.20 / 2.65 1.10 / 2.43 0.70 / 1.55 0.40 / 0.88
MF-LS260 4.30 / 8.60 3.70 / 7.40 3.10 / 6.20 2.60 / 5.20 1.90 / 3.80 1.60 / 3.20 1.40 / 2.80 1.10 / 2.20 0.60 / 1.20
MF-LS300 5.10 / 10.7 4.40 / 9.24 3.70 / 7.77 3.00 / 6.30 2.30 / 4.83 1.90 / 3.99 1.60 / 3.36 1.20 / 2.52 0.60 / 1.26
MF-LS340 5.50 / 11.0 4.70 / 9.40 4.00 / 8.00 3.40 / 6.80 2.60 / 5.20 2.20 / 4.40 1.90 / 3.80 1.50 / 3.00 0.80 / 1.60
Model
V max.
Volts
I max.
Amps
I
hold
I
trip
Initial
Resistance
1 Hour (R
1
)
Post-Trip
Resistance
Max. Time
to Trip
Tripped
Power
Dissipation
Amperes
at 23 °C
Ohms
at 23 °C
Ohms
at 23 °C
Amperes
at 23 °C
Seconds
at 23 °C
Watts
at 23 °C
Hold Trip Min. Max. Max. Typ.
MF-LS180 24 100 1.8 3.8 0.040 0.068 0.120 9 2.9 2.0
MF-LS180L 24 100 1.8 3.8 0.040 0.068 0.120 9 2.9 2.0
MF-LS190 24 100 1.9 4.2 0.030 0.057 0.100 10 3.0 1.9
MF-LS190RU 15 100 1.9 4.2 0.030 0.057 0.100 10 3.0 1.9
MF-LS260 24 100 2.6 5.2 0.025 0.042 0.076 13 5.0 2.3
MF-LS300 24 100 3.0 6.3 0.015 0.031 0.055 15 4.0 2.0
MF-LS340 24 100 3.4 6.8 0.016 0.027 0.050 17 5.0 2.7
