NEW!
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Electrical Characteristics
Max. Time Tripped
Ihold Itrip To Trip Power
Resistance Dissipation
Model Amperes Ohms Amperes Seconds Watts
V max. I max.
at 23 °C at 23 °C at 23 °C at 23 °C at 23 °C
Volts Amps
Hold Trip RMin. R1Max. Typ.
MF-MSMF010 60.0 40 0.10 0.30 0.70 15.00 0.5 1.50 0.8
MF-MSMF014 60.0 40 0.14 0.34 0.40 6.50 1.5 0.15 0.8
MF-MSMF020 30.0 80 0.20 0.40 0.40 6.00 6.0 0.06 0.8
MF-MSMF020/60 60.0 40 0.20 0.40 0.40 6.00 1.5 0.15 0.8
MF-MSMF030 30.0 10 0.30 0.60 0.30 3.00 8.0 0.10 0.8
MF-MSMF050 15.0 100 0.50 1.00 0.15 1.00 8.0 0.15 0.8
MF-MSMF075 13.2 100 0.75 1.50 0.11 0.45 8.0 0.20 0.8
MF-MSMF075/24 24.0 40 0.75 1.50 0.11 0.45 8.0 0.20 0.8
MF-MSMF110 6.0 100 1.10 2.20 0.04 0.21 8.0 0.30 0.8
MF-MSMF110/16 16.0 100 1.10 2.20 0.04 0.21 8.0 0.30 0.8
MF-MSMF125 6.0 100 1.25 2.50 0.035 0.14 8.0 0.40 0.8
MF-MSMF150 6.0 100 1.50 3.00 0.03 0.120 8.0 0.5 0.8
MF-MSMF150/24X* 24.0 20 1.50 3.00 0.03 0.120 8.0 1.50 1.0
MF-MSMF160 8.0 100 1.60 2.80 0.035 0.099 8.0 2.0 0.8
MF-MSMF200 8.0 40 2.00 4.00 0.020 0.080 8.0 3.0 0.8
MF-MSMF250/16 16.0 100 2.50 5.00 0.015 0.100 8.0 5.0 0.8
MF-MSMF260 6.0 100 2.60 5.20 0.015 0.080 8.0 5.0 0.8
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 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 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
UL File Number ..................................E174545
http://www.ul.com/ Follow link to Certifications, then UL File No., enter E174545
CSA File Number................................CA110338
http://directories.csa-international.org/ Under “Certification Record” and “File Number” enter 110338-0-000
TÜV Certificate Number......................R 02057213
http://www.tuvdotcom.com/ Follow link to “other certificates”,
enter File No. 2057213
Test Procedures And Requirements For Model MF-MSMF Series
MF-MSMF Series - PTC Resettable Fuses
Features
Compliant with AEC-Q200 Rev-C- Stress
Test Qualification for Passive Components
in Automotive Applications
100 % electrically compatible with all
previous generations of 1812 SMT devices
Compatible with Pb and Pb-free solder
reflow profiles
RoHS compliant*
Surface mount packaging for automated
assembly
Agency recognition:
Standard 4532 mm (1812 mils) footprint
Patents pending
TV Rheinland
*RoHS COMPLIANT
& AEC APPROVED
* Features Multifuse®Free Xpansion Designfor MF-MSMF Series (CSA/TÜV pending)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Product Dimensions (see next page for outline drawings)
Packaging:
MF-MSMF010 through MF-MSMF030 = 1500 pcs. per reel.
MF-MSMF050 through MF-MSMF200 & MF-MSMF260 = 2000 pcs. per reel.
MF-MSMF150/24X & MF-MSMF250/16 = 1000 pcs. per reel.
MF-MSMF Series - PTC Resettable Fuses
ABCD
Style
Model Min. Max. Min. Max. Min. Max. Min.
MF-MSMF010 4.37 4.73 3.07 3.41 0.70 1.10 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.028) (0.043) (0.012)
MF-MSMF014 4.37 4.73 3.07 3.41 0.70 1.10 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.028) (0.043) (0.012)
MF-MSMF020 4.37 4.73 3.07 3.41 0.70 1.10 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.028) (0.043) (0.012)
MF-MSMF020/60 4.37 4.73 3.07 3.41 0.70 1.10 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.028) (0.043) (0.012)
MF-MSMF030 4.37 4.73 3.07 3.41 0.70 1.10 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.028) (0.043) (0.012)
MF-MSMF050 4.37 4.73 3.07 3.41 0.55 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.015) (0.033) (0.012)
MF-MSMF075 4.37 4.73 3.07 3.41 0.55 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.015) (0.033) (0.012)
MF-MSMF075/24 4.37 4.73 3.07 3.41 0.55 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.015) (0.033) (0.012)
MF-MSMF110 4.37 4.73 3.07 3.41 0.45 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.018) (0.033) (0.012)
MF-MSMF110/16 4.37 4.73 3.07 3.41 0.45 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.018) (0.033) (0.012)
MF-MSMF125 4.37 4.73 3.07 3.41 0.55 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.015) (0.033) (0.012)
MF-MSMF150 4.37 4.73 3.07 3.41 0.55 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.015) (0.033) (0.012)
MF-MSMF150/24X 4.37 4.83 3.07 3.41 0.70 1.60 0.30 2
(0.172) (0.190) (0.121) (0.134) (0.028) (0.063) (0.012)
MF-MSMF160 4.37 4.73 3.07 3.41 0.55 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.015) (0.033) (0.012)
MF-MSMF200 4.37 4.73 3.07 3.41 0.55 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.015) (0.033) (0.012)
MF-MSMF250/16 4.37 4.73 3.07 3.41 1.00 2.00 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.039) (0.078) (0.012)
MF-MSMF260 4.37 4.73 3.07 3.41 0.48 0.85 0.30 1
(0.172) (0.186) (0.121) (0.134) (0.019) (0.033) (0.012)
Applications
Overcurrent and overtemperature protection of automotive
electronics
Hard disk drives
PC motherboards
PC peripherals
Point-of-sale (POS) equipment
PCMCIA cards
USB ports
MM
(INCHES)
UNIT =
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Typical Time to Trip at 23 ˚C
MF-MSMF Series - PTC Resettable Fuses
0.01
0.001
0.1 1 10 100
0.1
1
10
100
Fault Current (Amps)
Time to Trip (Seconds)
MF-MSMF020
MF-MSMF050
MF-MSMF200
MF-MSMF030
MF-MSMF010
MF-MSMF014
MF-MSMF075
MF-MSMF110
MF-MSMF150
MF-MSMF160
MF-MSMF125
0.01
0.001
0.1 1 10 100
0.1
1
10
100
Fault Current (Amps)
Time to Trip (Seconds)
MF-MSMF075/24
MF-MSMF250/16
MF-MSMF150/24X
MF-MSMF110/16
The Time to Trip curves represent typical performance of a device in a simulated application environment. Actual performance in specific customer applications
may differ from these values due to the influence of other variables.
Terminal material:
Electroless Ni under immersion Au
Termination pad solderability:
Standard Au finish:
Meets ANSI/J-STD-002 Category 2.
Recommended Storage:
40 °C max./70 % RH max.
A
B
C
Top and Bottom View Side View
D
Top View
Style 2
Style 1
Bottom View Side View Recommended Pad Layout
8
C
A
B
D
C
2.95 ± 0.10
(.114 ± .004)
3.1 ± 0.10
(.122 ± .004)
1.68 ± 0.05
(.066 ± .002)
Recommended Pad Layout
3.2 ± 0.1
(0.126 ± .004)
2.7 ± 0.1
(.106 ± .004)
1.5 ± 0.05
(.059 ± .002)
1.5 ± 0.05
(.059 ± .002)
Product Dimensions (see previous page for dimensions)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MF-MSMF Series - PTC Resettable Fuses
Thermal Derating Chart - Ihold (Amps)
Ambient Operating Temperature
Model -40 ˚C -20 ˚C 0 ˚C 23 ˚C 40 ˚C 50 ˚C 60 ˚C 70 ˚C 85 ˚C
MF-MSMF010 0.16 0.14 0.12 0.10 0.08 0.07 0.06 0.05 0.03
MF-MSMF014 0.23 0.19 0.17 0.14 0.12 0.10 0.09 0.08 0.06
MF-MSMF020 0.29 0.26 0.23 0.20 0.17 0.15 0.14 0.12 0.10
MF-MSMF020/60 0.29 0.26 0.23 0.20 0.17 0.15 0.14 0.12 0.10
MF-MSMF030 0.44 0.39 0.35 0.30 0.26 0.23 0.21 0.18 0.15
MF-MSMF050 0.77 0.68 0.59 0.50 0.44 0.40 0.37 0.33 0.29
MF-MSMF075 1.15 1.01 0.88 0.75 0.65 0.60 0.55 0.49 0.43
MF-MSMF075/24 1.15 1.01 0.88 0.75 0.65 0.60 0.55 0.49 0.43
MF-MSMF110 1.59 1.43 1.26 1.10 0.95 0.87 0.80 0.71 0.60
MF-MSMF110/16 1.59 1.43 1.26 1.10 0.95 0.87 0.80 0.71 0.60
MF-MSMF125 1.80 1.63 1.43 1.25 1.08 0.99 0.91 0.81 0.68
MF-MSMF150 2.17 1.95 1.72 1.50 1.30 1.18 1.09 0.97 0.82
MF-MSMF150/24X 2.10 1.90 1.70 1.50 1.25 1.13 1.00 0.88 0.69
MF-MSMF160 2.30 2.20 1.90 1.60 1.45 1.30 1.15 1.03 0.91
MF-MSMF200 3.08 2.71 2.35 2.00 1.80 1.60 1.50 1.40 1.25
MF-MSMF250/16 3.9 3.42 2.96 2.50 2.24 1.98 1.85 1.29 0.94
MF-MSMF260 4.00 3.52 3.06 2.60 2.34 2.08 1.95 1.39 1.04
MF-MSMF SERIES, REV. R, 11/08
160–220
300
250
200
150
100
50
0
10–20
Temperature (°C)
120
Preheating Soldering Cooling
Time (seconds)
Solder Reflow Recommendations
Notes:
MF-MSMF models cannot be wave soldered. Please contact Bourns for hand soldering
recommendations.
If reflow temperatures exceed the recommended profile, devices may not meet the performance
requirements.
Compatible with Pb and Pb-free solder reflow profiles.
How to Order
MF - MSMF 075/24 - 2
Multifuse®Product
Designator
Series
MSMF = 4532 mm (1812 mils)
Surface Mount Component
Hold Current, Ihold
010-260 (0.10 Amps - 2.60 Amps)
Higher Voltage Option
__ = Standard Voltage
/16 = 16 Volt Rated
/24 = 24 Volt Rated
/60 = 60 Volt Rated
X = Multifuse®Free Xpansion Design
MF-MSMF Series
Packaging
Packaged per EIA 481-1
-2 = Tape and Reel
Typical Part Marking
Represents total content. Layout may vary.
PART IDENTIFICATION EXAMPLES:
MF-MSMF050 = 50
MF-MSMF075 = 75
MF-MSMF110 = 11
MF-MSMF150 = 15
115Y
YEAR CODE:
5 = 2005
BI-WEEKLY DATE CODE:
WEEKS 49-50 = Y
PART IDENTIFICATION EXAMPLES:
MF-MSMF150/24X = 8
BI-WEEKLY DATE CODE:
WEEKS 5-6 = C
8
C
MF-MSMF010 - MF-MSMF050 -
MF-MSMF030 MF-MSMF260 MF-MSMF150/24X MF-MSMF250/16
Tape Dimensions per EIA-481-1 per EIA 481-1 per EIA 481-1 per EIA 481-1
W
P0
P1
P2
A0
B0
B1max.
D0
F
E1
E2min.
T max.
T1max.
K0
Leader min.
Trailer min.
Reel Dimensions
A max.
N min.
W1
W2 max.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MF-MSMF Series Tape and Reel Specifications
B1
N(HUB DIA.)
(MEASURED
AT HUB)
A
T
COVER
TAPE
K0
T1A0
W2
(MEASURED
AT HUB)
W1
P1
B0
F
D0P2
P0
E2
E1
W
UNIT = MM
(INCHES)
12.0 ± 0.30
(0.472 ± 0.012)
4.0 ± 0.10
(0.157 ± 0.004)
8.0 ± 0.10
(0.315 ± 0.004)
2.0 ± 0.05
(0.079 ± 0.002)
3.58 ± 0.10
(0.141 ± 0.004)
4.93 ± 0.10
(0.194 ± 0.004)
5.5 ± 0.05
(0.217 ± 0.002)
1.75 ± 0.10
(0.069 ± 0.004)
1.30 ± 0.10
(0.051 ± 0.004)
1.5 + 0.10/-0.00
(0.059 + 0.004/-0)
12.4 + 2.0/-0.0
(0.488 + 0.079/-0.0)
5.9
(0.232)
10.25
(0.404)
0.6
(0.024)
0.1
(0.004)
390
(15.35)
160
(6.30)
185
(7.28)
50
(1.97)
18.4
(0.724)
12.0 ± 0.30
(0.472 ± 0.012)
4.0 ± 0.10
(0.157 ± 0.004)
8.0 ± 0.10
(0.315 ± 0.004)
2.0 ± 0.05
(0.079 ± 0.002)
3.66 ± 0.15
(0.144 ± 0.006)
4.98 ± 0.10
(0.196 ± 0.004)
5.5 ± 0.05
(0.217 ± 0.002)
1.75 ± 0.10
(0.069 ± 0.004)
0.95 ± 0.10
(0.037 ± 0.004)
1.5 + 0.10/-0.00
(0.059 + 0.004/-0)
12.4 + 2.0/-0.0
(0.488 + 0.079/-0.0)
5.9
(0.232)
10.25
(0.404)
0.6
(0.024)
0.1
(0.004)
390
(15.35)
160
(6.30)
185
(7.28)
50
(1.97)
18.4
(0.724)
12.0 ± 0.30
(0.472 ± 0.012)
4.0 ± 0.10
(0.157 ± 0.004)
8.0 ± 0.10
(0.315 ± 0.004)
2.0 ± 0.05
(0.079 ± 0.002)
3.43 ± 0.10
(0.135 ± 0.004)
4.83 ± 0.10
(0.190 ± 0.004)
5.5 ± 0.05
(0.217 ± 0.002)
1.75 ± 0.10
(0.069 ± 0.004)
1.70 ± 0.10
(0.067 ± 0.004)
1.5 + 0.10/-0.00
(0.059 + 0.004/-0)
12.4 + 2.0/-0.0
(0.488 + 0.079/-0.0)
5.9
(0.232)
10.25
(0.404)
0.6
(0.024)
0.1
(0.004)
390
(15.35)
160
(6.30)
185
(7.28)
50
(1.97)
18.4
(0.724)
12.0 ± 0.30
(0.472 ± 0.012)
4.0 ± 0.10
(0.157 ± 0.004)
8.0 ± 0.10
(0.315 ± 0.004)
2.0 ± 0.05
(0.079 ± 0.002)
3.70 ± 0.10
(0.146 ± 0.004)
5.10 ± 0.10
(0.200 ± 0.004)
5.5 ± 0.05
(0.217 ± 0.002)
1.75 ± 0.10
(0.069 ± 0.004)
1.50 ± 0.10
(0.059 ± 0.004)
1.5 + 0.10/-0.00
(0.059 + 0.004/-0)
12.4 + 2.0/-0.0
(0.488 + 0.079/-0.0)
5.9
(0.232)
10.25
(0.404)
0.6
(0.024)
0.1
(0.004)
390
(15.35)
160
(6.30)
185
(7.28)
50
(1.97)
18.4
(0.724)