Operating/Storage Temperature ...................... -40 °C to +85 °C
Maximum Device Surface Temperature
Passive Aging .................................................. +85 °C, 1000 hours .......................................... ±5 % typical resistance change
Humidity Aging ................................................ +85 °C, 85 % R.H. 1000 hours ........................ ±5 % typical resistance change
Thermal Shock ................................................ -40 °C to +85 °C, 10 times .............................. ±10 % typical resistance change
Solvent Resistance .......................................... MIL-STD-202, Method 215 .............................. No change
Vibration .......................................................... MIL-STD-883C, Method 2007.1, ..................... No change
Test
Visual/Mech. .................................................... Verify dimensions and materials ...................... Per MF physical description
Resistance ....................................................... In still air @ 23 °C ............................................. Rmin ≤ R ≤ Rmax
Time to Trip ...................................................... 5 times Ihold, 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 174545
CSA File Number ............................................. CA 110338
TÜV File Number ............................................. R2057213
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
**CSA approval pending.
MF-R005**
MF-R010
MF-R017
MF-R020
MF-R025
MF-R030
MF-R040
MF-R050
MF-R065
MF-R075
MF-R090
MF-R090-0-9
MF-R110
MF-R135
MF-R160
MF-R185
MF-R250
MF-R250-0-10
MF-R300
MF-R400
MF-R500
MF-R600
MF-R700
MF-R800
MF-R900
MF-R1100
Test Procedures And Requirements For Model MF-R Series
Electrical Characteristics
Environmental Characteristics
in Tripped State ............................................ 125 °C
Model
0 1 8
R
1 1 0
0 T
V max.
Volts
60
60
60
60
60
60
60
60
60
60
60
30
30
30
30
30
30
30
30
30
30
30
30
30
30
16
I max.
Amps
100
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
11.00
Ihold
Hold
Condition A
Test Conditions
0.05
0.10
0.17
0.20
0.25
0.30
0.40
0.50
0.65
0.75
0.90
0.90
1.10
1.35
1.60
1.85
2.50
2.50
3.00
4.00
5.00
6.00
7.00
8.00
9.00
Features
■
■
■
■
MF-R Series - PTC Resettable Fuses
Amperes
at 23 °C
Radial Leaded Devices
Cured, fl ame retardant epoxy polymer
insulating material meets UL 94V-0
requirements
RoHS compliant*
Agency recognition:
10.00
12.00
14.00
16.00
18.00
22.00
Itrip
0.10
0.20
0.34
0.40
0.50
0.60
0.80
1.00
1.30
1.50
1.80
1.80
2.20
2.70
3.20
3.70
5.00
5.00
6.00
8.00
Trip
0.065
0.055
0.040
0.025
0.025
0.020
0.010
0.010
0.005
0.005
0.005
0.005
0.003
Min.
2.50
2.00
1.50
1.00
0.76
0.52
0.41
0.27
0.18
0.14
0.07
0.10
7.3
Resistance
at 23 °C
Ohms
Initial
0.115
0.105
0.048
0.048
Max.
11.1
4.50
3.20
2.84
1.95
1.36
0.86
0.77
0.48
0.40
0.31
0.12
0.18
0.07
0.05
0.03
0.03
0.02
0.02
0.02
0.01
0.01
1 Hour (R 1 )
Resistance
Post-Trip
at 23 °C
Accept/Reject Criteria
Ohms
0.014
Max.
22.0
7.50
8.00
4.40
3.00
2.10
1.29
1.17
0.72
0.60
0.47
0.22
0.27
0.17
0.15
0.11
0.07
0.07
0.08
0.05
0.05
0.04
0.03
0.03
0.02
Applications
Almost anywhere there is a low voltage power
supply and a load to be protected, including:
■
■
■
Computers & peripherals
General electronics
Automotive applications
Amperes
at 23 °C
0.85
1.25
3.25
3.75
6.75
9.25
12.5
12.5
15.0
20.0
25.0
30.0
35.0
40.0
45.0
40.0
0.5
0.5
1.0
1.5
2.0
2.5
4.5
4.5
5.5
8.0
Max. Time
to Trip
Seconds
at 23 °C
***20.0
10.3
10.3
10.8
12.7
14.5
16.0
17.5
18.8
20.0
5.0
4.0
3.0
2.2
2.5
3.0
3.8
4.0
5.3
6.3
7.2
5.9
6.6
7.3
8.0
8.7
***Tested at 40 amps
Dissipation
at 23 °C
Tripped
Power
Watts
0.22
0.38
0.48
0.40
0.45
0.50
0.55
0.75
0.90
0.90
1.00
0.60
0.70
0.80
0.90
1.00
1.20
1.20
2.00
2.50
3.00
3.50
3.80
4.00
4.20
4.50
Typ.