Datasheet

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.
MF-LSMF Series - PTC Resettable Fuses
Product Dimensions
DIMENSIONS:
MM
(INCHES)
Applications
■ Automotive electronics
■ Industrial controls
■ IEEE ports
■ Portable electronics
Model
ABCDE
Min. Max. Min. Max. Min. Max. Min. Min. Max.
MF-LSMF185/33X
6.73
(0.265)
7.98
(0.312)
4.80
(0.189)
5.44
(0.214)
0.75
(0.030)
1.60
(0.063)
0.30
(0.012)
0.25
(.010)
2.00
(.079)
MF-LSMF260X
6.73
(0.265)
7.98
(0.312)
4.80
(0.189)
5.44
(0.214)
0.75
(0.030)
1.60
(0.063)
0.30
(0.012)
0.25
(.010)
2.00
(.079)
MF-LSMF300X
6.73
(0.265)
7.98
(0.312)
4.80
(0.189)
5.44
(0.214)
0.35
(0.014)
0.85
(0.033)
0.30
(0.012)
0.25
(.010)
2.00
(.079)
MF-LSMF300/24X
6.73
(0.265)
7.98
(0.312)
4.80
(0.189)
5.44
(0.214)
0.75
(0.030)
1.60
(0.063)
0.30
(0.012)
0.25
(.010)
2.00
(.079)
Packaging: 3000 pcs. per reel.
Terminal material:
Electroless Ni under immersion Au
Termination pad solderability:
Standard Au fi nish:
Meets ANSI/J-STD-002 Category 2.
Recommended Storage:
40 °C max./70 % RH max.
Typical Time to Trip at 23 ˚C
The Time to Trip curves represent typical performance
of a device in a simulated application environment.
Actual performance in specifi c customer applications
may differ from these values due to the infl uence of
other variables.
Top View Bottom View Side View Recommended Pad Layout
9
X
A
B
D E
C
5.3 ± 0.10
(.209 ± .004)
4.6 ± 0.10
(.181 ± .004)
2.0 ± 0.05
(.079 ± .002)
001011
Fault Current (Amps)
0.1
0.01
1
10
100
Time to Trip (seconds)
MF-LSMF260X
MF-LSMF300/24X
MF-LSMF300X
MF-LSMF185/33X