
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Electrical Characteristics
Max. Time
To Trip
Tripped
Power
Dissipation
Ihold
Itrip
Resistance
Model
Amperes
at 23 °C
Hold
0.12
0.50
0.75
1.10
1.50
Ohms
at 23 °C
Amperes
at 23 °C
Seconds
at 23 °C
Watts
at 23 °C
Typ.
0.4
0.4
0.4
0.6
0.6
V max.
Volts
I max.
Amps
Trip RMin.
0.29
1.00
1.50
1.80
3.00
R1Max.
6.00
0.70
0.29
0.20
0.13
MF-NSMF012
MF-NSMF050
MF-NSMF075
MF-NSMF110
MF-NSMF150
30.0
13.2
6.0
6.0
6.0
10
100
100
100
100
1.50
0.15
0.10
0.06
0.03
1.0
8.0
8.0
8.0
8.0
0.20
0.10
0.10
0.10
0.30
Operating Temperature ......................................-40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State ................................................125 °C
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....................................................+85 °C to -40 °C, 20 times ........................±10 % typical resistance change
Solvent Resistance ............................................MIL-STD-202, Method 215 ........................No change
Vibration..............................................................MIL-STD-883C, Method 2007.1, ................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
≤
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
Solderability ....................................ANSI/J-STD-002 ............................................................95 % min. coverage
Test Conditions
Accept/Reject Criteria
UL File Number ..................................E174545
http://www.ul.com/ Follow link to Certifications, then UL File No., enter E174545
Test Procedures And Requirements For Model MF-MSMF Series
MF-NSMF Series -
PTC Resettable Fuses
Features
■
Compact design to save board space -
1206 footprint
■
Small size results in very fast time to
react to fault events
■
Symmetrical design
■
Low profile
■
Agency recognition:
Applications
■
USB port protection - On the Go and 2.0
■
PC motherboards - Plug and Play
protection
■
Mobile phones - Battery and port
protection
■
PDAs / Digital Cameras
■
Game console port protection
NEW
Thermal Derating Chart - Ihold/ Itrip(Amps)
Ambient Operating Temperature
23 C
40 C
0.12 / 0.24 0.11 / 0.22 0.10 / 0.20 0.09 / 0.18 0.08 / 0.16 0.07 / 0.14
0.50 / 1.00
0.44 / 0.88
0.40 / 0.80
0.75 / 1.50
0.67 / 1.34
0.61 / 1.22
1.10 / 2.20
0.92 / 1.84
0.83 / 1.66
1.50 / 3.00
1.34 / 2.68
1.23 / 2.46
Model
-40 C
0.19 / 0.38 0.17 / 0.34 0.15 / 0.30
0.76 / 1.52
0.68 / 1.36
1.11 / 2.22
1.00 / 2.00
1.64 / 3.28
1.46 / 2.92
2.20 / 4.40
1.99 / 3.98
-20 C
0 C
50 C
60 C
70 C
85 C
MF-NSMF012
MF-NSMF050
MF-NSMF075
MF-NSMF110
MF-NSMF150
0.59 / 1.18
0.85 / 1.70
1.30 / 2.60
1.77 / 3.54
0.35 / 0.70
0.52 / 1.04
0.80 / 1.60
1.10 / 2.20
0.32 / 0.64
0.50 / 1.00
0.65 / 1.30
1.01 / 2.02
0.26 / 0.52
0.42 / 0.84
0.52 / 1.04
0.84 / 1.68