MF-LS180S Bourns Inc., MF-LS180S Datasheet
MF-LS180S
Manufacturer Part Number
MF-LS180S
Description
PTC Resettable Fuses 24Volts I Max 100Amps
Manufacturer
Bourns Inc.
Type
PTC Resettable Fuser
Series
MF-LSr
Datasheet
1.MF-LS180.pdf
(4 pages)
Specifications of MF-LS180S
Hold Current
1.8 Amps
Trip Current
3.8 Amps
Current Rating (max)
100 Amps
Resistance
0.068 Ohms
Maximum Voltage
24 VoltsDC
Termination Style
Axial
Mounting Style
Snap In
Current Rating
100 Amps
Dimensions
26 mm L x 5.2 mm W x 1 mm H
Operating Temperature Range
- 40 C to + 85 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Operating/Storage Temperature ........................-40 °C to +85 °C
Maximum Device Surface Temperature
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
Test
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 ..................................................E 174545S
CSA File Number ................................................CA 110338
TÜV File Number ................................................R2057213
Note: Slotted option available on all models.
*
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Electrical Characteristics
in Tripped State ................................................125 °C
Thermal Derating Chart - I hold / I trip (Amps)
MF-LS100S
MF-LS180
MF-LS180L
MF-LS180S
MF-LS190
MF-LS190RU
MF-LS260
MF-LS300
MF-LS340
MF-LS100S
MF-LS180
MF-LS180L
MF-LS180S
MF-LS190
MF-LS190RU
MF-LS260
MF-LS300
MF-LS340
Model
Environmental Characteristics
Test Procedures And Requirements For Model MF-LS Series
Model
1.80 / 4.50
3.10 / 6.54
3.10 / 6.54
3.10 / 6.54
3.30 / 7.29
3.30 / 7.29
4.30 / 8.60
5.10 / 10.7
5.50 / 11.0
V max.
-40 °C
Volts
24
24
24
24
24
15
24
24
24
1.60 / 4.00
2.60 / 5.49
2.60 / 5.49
2.60 / 5.49
2.80 / 6.19
2.80 / 6.19
3.70 / 7.40
4.40 / 9.24
4.70 / 9.40
-20 °C
I max.
Amps
100
100
100
100
100
100
100
100
100
Test Conditions
Condition A
MF-LS Series -
1.40 / 3.50
2.20 / 4.64
2.20 / 4.64
2.20 / 4.64
2.40 / 5.31
2.40 / 5.31
3.10 / 6.20
3.70 / 7.77
4.00 / 8.00
Features
Axial/radial leaded
Fully compatible with current
industry standards
Weldable nickel terminals
Very low internal resistance
RoHS compliant*, lead free
Agency recognition:
I hold
Hold
0 °C
1.0
1.8
1.8
1.8
1.9
1.9
2.6
3.0
3.4
Amperes
at 23 °C
1.00 / 2.50
1.80 / 3.80
1.80 / 3.80
1.80 / 3.80
1.90 / 4.20
1.90 / 4.20
2.60 / 5.20
3.00 / 6.30
3.40 / 6.80
Ambient Operating Temperature
23 °C
I trip
Trip
2.5
3.8
3.8
3.8
4.2
4.2
5.2
6.3
6.8
0.070
0.040
0.040
0.040
0.030
0.030
0.025
0.015
0.016
Min.
0.80 / 2.00
1.30 / 2.74
1.30 / 2.74
1.30 / 2.74
1.40 / 3.09
1.40 / 3.09
1.90 / 3.80
2.30 / 4.83
2.60 / 5.20
PTC Resettable Fuses
Resistance
40 °C
Ohms
at 23 °C
Initial
T V Rheinland
0.130
0.068
0.068
0.068
0.057
0.057
0.042
0.031
0.027
Max.
0.70 / 1.75
1.10 / 2.32
1.10 / 2.32
1.10 / 2.32
1.20 / 2.65
1.20 / 2.65
1.60 / 3.20
1.90 / 3.99
2.20 / 4.40
Accept/Reject Criteria
50 °C
1 Hour (R 1 )
Resistance
at 23 °C
Post-Trip
Ohms
0.260
0.120
0.120
0.120
0.100
0.100
0.076
0.055
0.050
Applications
Any application that requires extra
protection at elevated ambient temperatures,
which the 100°C trip temperature provides.
Max.
Rechargeable battery pack protection
Cellular phones
Laptop computers
0.60 / 1.50
0.90 / 1.90
0.90 / 1.90
0.90 / 1.90
1.10 / 2.43
1.10 / 2.43
1.40 / 2.80
1.60 / 3.36
1.90 / 3.80
60 °C
Amperes Seconds
at 23 °C
10
10
13
15
17
5
9
9
9
Max. Time
To Trip
0.40 / 1.00
0.60 / 1.27
0.60 / 1.27
0.60 / 1.27
0.70 / 1.55
0.70 / 1.55
1.10 / 2.20
1.20 / 2.52
1.50 / 3.00
70 °C
at 23 °C
7.0
2.9
2.9
2.9
3.0
3.0
5.0
4.0
5.0
0.20 / 0.50
0.20 / 0.42
0.20 / 0.42
0.20 / 0.42
0.40 / 0.88
0.40 / 0.88
0.60 / 1.20
0.60 / 1.26
0.80 / 1.60
Dissipation
at 23 °C
85 °C
Tripped
Watts
Power
Typ.
1.5
2.0
2.0
2.0
1.9
1.9
2.3
2.0
2.7
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MF-LS180S Summary of contents
Page 1
... Thermal Derating Chart - I hold / I trip (Amps) Model -40 °C -20 °C MF-LS100S 1.80 / 4.50 1.60 / 4.00 MF-LS180 3.10 / 6.54 2.60 / 5.49 MF-LS180L 3.10 / 6.54 2.60 / 5.49 MF-LS180S 3.10 / 6.54 2.60 / 5.49 MF-LS190 3.30 / 7.29 2.80 / 6.19 MF-LS190RU 3.30 / 7.29 2.80 / 6.19 MF-LS260 4.30 / 8.60 3.70 / 7.40 MF-LS300 5 ...
Page 2
... Model Min. Max. 20.9 23.1 MF-LS100S (0.823) (0.909) 24.0 26.0 MF-LS180 (0.945) (1.024) 35.0 37.5 MF-LS180L (1.38) (1.48) 24.0 26.0 MF-LS180S (0.945) (1.024) 21.3 23.4 MF-LS190 (0.839) (0.921) 19.8 20.8 MF-LS190RU (0.780) (0.819) 24.0 26.0 MF-LS260 (0.945) (1.024) 28.4 31.8 MF-LS300 (1 ...
Page 3
... MF-LS Series - PTC Resettable Fuses Typical Time to Trip at 23 °C MF-LS models offer trip temperatures lower than MF-S models for extra protection at elevated temperatures 0.001 1 Fault Current MF-LS, REV. I, 09/07 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. ...
Page 4
... MF-S, MF-LS, MF-LR and MF-VS Series Tape and Reel Specifications Taped Component Dimensions 1.0 + 0.1/ -0 (.039 + .004/-0) DIA. 5.56 ± 0.10 (.219 ± .004) Reel Dimensions 330 (13.0) 48.0 ± 0.3 (1.90 ± .012) 12.0 ± 0.1 (.472 ± .004) 4.0 ± 0.1 (.157 ± ...