BOURNS MF

Features
■
4.5 mm SMD
Fast tripping resettable circuit protection
Surface mount packaging for automated
assembly
Reduced component size and resistance
■
Agency recognition:
■
■
■
The MF-MSMD Series is currently
available, although not recommended
for new designs. The MF-MSMF
Series is preferred.
MF-MSMD Series - PTC Resettable Fuses
Electrical Characteristics
Ihold
Model
V max.
Volts
I max.
Amps
MF-MSMD010
MF-MSMD014
MF-MSMD020
MF-MSMD030
MF-MSMD050
MF-MSMD075
MF-MSMD110
MF-MSMD125
MF-MSMD150
MF-MSMD160
MF-MSMD200
MF-MSMD260
60.0
60.0
30.0
30.0
15.0
13.2
6.0
6.0
6.0
8.0
6.0
6.0
40
40
80
10
100
100
100
100
100
100
100
100
Itrip
Amperes
at 23 °C
Hold
Trip
0.10
0.14
0.20
0.30
0.50
0.75
1.10
1.25
1.50
1.60
2.00
2.60
0.30
0.34
0.40
0.60
1.00
1.50
2.20
2.50
3.00
2.80
4.00
5.20
Resistance
Ohms
at 23 °C
RMin.
R1Max.
0.70
0.40
0.40
0.30
0.15
0.11
0.04
0.035
0.03
0.035
0.020
0.015
15.00
6.50
6.00
3.00
1.00
0.45
0.21
0.14
0.120
0.099
0.100
0.080
Max. Time
To Trip
Amperes
at 23 °C
Seconds
at 23 °C
0.5
1.5
6.0
8.0
8.0
8.0
8.0
8.0
8.0
8.0
8.0
8.0
1.5
0.15
0.06
0.10
0.15
0.20
0.30
0.4
0.5
2.0
3.0
5.0
Tripped
Power
Dissipation
Watts
at 23 °C
Typ.
1.0
1.0
1.0
1.2
1.2
1.2
1.2
1.5
1.5
1.5
1.5
1.5
Environmental Characteristics
Operating/Storage 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
Test Procedures And Requirements For Model MF-MSMD Series
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 ....................................MIL-STD-202F, Method 208F..........................................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
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Additional Features
■
Applications
Patents pending
High Density Circuit Board Applications:
■ Hard disk drives
■ PC motherboards
■ PC peripherals
■ Point-of-sale (POS) equipment
■ PCMCIA cards
MF-MSMD Series - PTC Resettable Fuses
Product Dimensions
A
Model
Min.
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
4.37
(0.172)
MF-MSMD010
MF-MSMD014
MF-MSMD020
MF-MSMD030
MF-MSMD050
MF-MSMD075
MF-MSMD110
MF-MSMD125
MF-MSMD150
MF-MSMD160
MF-MSMD200
MF-MSMD260
B
Max.
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
4.73
(0.186)
Min.
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
3.07
(0.121)
C
Max.
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
3.41
(0.134)
Min.
0.56
(0.022)
0.56
(0.022)
0.56
(0.022)
0.56
(0.022)
0.38
(0.015)
0.38
(0.015)
0.38
(0.015)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.25
(0.010)
Max.
0.81
(0.032)
0.81
(0.032)
0.81
(0.032)
0.81
(0.032)
0.62
(0.024)
0.62
(0.024)
0.62
(0.024)
0.48
(0.019)
0.48
(0.019)
0.48
(0.019)
0.48
(0.019)
0.48
(0.019)
Packaging: 2000 pcs. per reel.
Top and Bottom View
UNIT =
Side View
A
MM
(INCHES)
Solder Reflow Recommendations
C
300
Preheating
Soldering
Cooling
10–20
120
250
Temperature (°C)
B
D
Recommended Pad Layout
1.5 ± 0.05
(.059 ± .002)
D
Min.
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
0.30
(0.012)
1.5 ± 0.05
(.059 ± .002)
200
150
100
50
0
3.2 ± 0.1
(0.126 ± .004)
160–220
2.70 ± 0.1
(.106 ± .004)
Terminal material: solder-plated copper
Termination pad solderability: Meets EIA
Specification RS-186-9E, ANSI/J-STD-002
Category 3.
Time (seconds)
Note:
• MF-MSMD models can be wave soldered and reworked.
• If reflow temperatures exceed the recommended profile, devices may not meet the performance
requirements.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MF-MSMD Series - PTC Resettable Fuses
How to Order
Typical Time to Trip at 23 °C
MF - MSMD 075 - 2
100
Multifuse® Product
Designator
MF-MSMD200
Series
MSMD = 4.5 mm Surface Mount
Component
MF-MSMD010
Time to Trip (Seconds)
10
Hold Current, Ihold
010-260 (0.10 Amps - 2.60 Amps)
MF-MSMD030
Packaging
Packaged per EIA 481-1
-2 = Tape and Reel
1
Typical Part Marking
0.1
Represents total content. Layout may vary.
PART
IDENTIFICATION
MF-MSMD260
MF-MSMD160
MF-MSMD014
0.01
MF-MSMD150
MF-MSMD125
MF-MSMD110
MF-MSMD075
MF-MSMD020
MANUFACTURER'S
TRADEMARK
075
0A
DATE CODE WEEK 1 OF 2000 = 0A
(YEAR & WEEK)
WEEK 27 OF 2000 = A0
(WEEK & YEAR)
MF-MSMD050
0.001
1
0.1
10
100
Fault Current (Amps)
Thermal Derating Chart - Ihold / Itrip (Amps)
Ambient Operating Temperature
Model
MF-MSMD010
MF-MSMD014
MF-MSMD020
MF-MSMD030
MF-MSMD050
MF-MSMD075
MF-MSMD110
MF-MSMD125
MF-MSMD150
MF-MSMD160
MF-MSMD200
MF-MSMD260
-40 °C
0.16 / 0.32
0.23 / 0.52
0.29 / 0.58
0.44 / 0.88
0.77 / 1.54
1.15 / 2.30
1.59 / 3.18
1.80 / 3.61
2.17 / 4.34
2.30 / 5.00
3.08 / 6.14
4.00 / 7.98
-20 °C
0.14 / 0.28
0.19 / 0.45
0.26 / 0.52
0.39 / 0.78
0.68 / 1.36
1.01 / 2.02
1.43 / 2.86
1.63 / 3.25
1.95 / 3.90
2.20 / 4.40
2.71 / 5.39
3.52 / 7.01
0 °C
0.12 / 0.24
0.17 / 0.40
0.23 / 0.46
0.35 / 0.70
0.59 / 1.18
0.88 / 1.76
1.26 / 2.52
1.43 / 2.86
1.72 / 3.44
1.90 / 3.80
2.35 / 4.62
3.06 / 6.09
23 °C
0.11 / 0.22
0.14 / 0.34
0.20 / 0.40
0.30 / 0.60
0.50 / 1.00
0.75 / 1.50
1.10 / 2.20
1.25 / 2.50
1.50 / 3.00
1.60 / 2.80
2.00 / 4.01
2.60 / 5.15
40 °C
0.08 / 0.16
0.12 / 0.29
0.17 / 0.34
0.26 / 0.52
0.44 / 0.88
0.65 / 1.30
0.95 / 1.90
1.08 / 2.16
1.30 / 2.59
1.45 / 2.90
1.80 / 1.61
2.34 / 4.64
50 °C
0.07 / 0.14
0.10 / 0.25
0.15 / 0.30
0.23 / 0.46
0.40 / 0.80
0.60 / 1.20
0.87 / 1.74
0.99 / 1.98
1.18 / 2.37
1.30 / 2.60
1.60 / 3.19
2.08 / 4.13
60 °C
0.06 / 0.12
0.09 / 0.23
0.14 / 0.28
0.21 / 0.42
0.37 / 0.74
0.55 / 1.10
0.80 / 1.60
0.91 / 1.82
1.09 / 2.18
1.15 / 2.30
1.50 / 2.98
1.95 / 3.87
70 °C
0.05 / 0.10
0.08 / 0.21
0.12 / 0.24
0.18 / 0.36
0.33 / 0.66
0.49 / 0.98
0.71 / 1.42
0.81 / 1.62
0.97 / 1.94
1.03 / 2.06
1.07 / 2.12
1.39 / 2.74
85 °C
0.03 / 0.06
0.06 / 0.16
0.10 / 0.20
0.15 / 0.30
0.29 / 0.58
0.43 / 0.86
0.60 / 1.20
0.68 / 1.36
0.82 / 1.64
0.91 / 1.82
0.80 / 1.58
1.04 / 2.05
MF-MSMD SERIES, REV. R, 09/05
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MF-MSMD, MF-USMD & MF-ESMD Series Tape and Reel Specs
MF-MSMD Series
per EIA-481-1
MF-USMD Series
per EIA 481-1
MF-ESMD Series
per EIA 481-2
W
12.0 ± 0.30
(0.472 ± 0.012)
8.0 ± 0.30
(0.315 ± 0.012)
24.0 ± 0.3
(0.945 ± 0.012)
P0
4.0 ± 0.10
(0.157 ± 0.004)
4.0 ± 0.10
(0.157 ± 0.004)
4.0 ± 0.1
(0.157 ± 0.004)
P1
P2
8.0 ± 0.10
(0.315 ± 0.004)
2.0 ± 0.05
(0.079 ± 0.002)
A0
3.66 ± 0.15
(0.144 ± 0.006)
B0
4.98 ± 0.10
(0.196 ± 0.004)
Tape Dimensions
4.0 ± 0.10
(0.157 ± 0.004)
2.0 ± 0.05
(0.079 ± 0.002)
MF-USMD005,010,020:
MF-USMD035,050,075,110:
2.93 ± 0.15
2.76 ± 0.10
(0.115 ± 0.006)
(0.109 ± 0.004)
MF-USMD005,010,020:
3.5 ± 0.1
(0.138 ± 0.004)
5.9
(0.232)
1.5 + 0.10/-0.00
(0.059 + 0.004/-0)
5.5 ± 0.05
(0.217 ± 0.002)
1.75 ± 0.10
(0.069 ± 0.004)
B1 max.
D0
F
E1
10.25
(0.404)
0.6
(0.024)
0.1
(0.004)
E2 min.
T max.
T1 max.
0.95 ± 0.10
(0.037 ± 0.004)
K0
Leader min.
Trailer min.
8.0 ± 0.1
(0.315 ± 0.004)
2.0 ± 0.1
(0.079 ± 0.004)
5.65 ± 0.1
(0.222 ± 0.004)
MF-USMD035,050,075,110:
3.56 ± 0.1
(0.140 ± 0.004)
11.86 ± 0.1
(0.467 ± 0.004)
20.1
(0.791)
1.5 + 0.1/-0.0
(0.059 + 0.004/-0)
11.5 ± 0.10
(0.453 ± 0.004)
1.75 ± 0.10
(0.069 ± 0.004)
4.35
(0.171)
1.50 + 0.1/-0.0
(0.059 + 0.004/-0)
3.5 ± 0.05
(0.138 ± 0.002)
1.75 ± 0.10
(0.069 ± 0.004)
6.25
(0.246)
0.6
(0.024)
22.25
(0.876)
0.6
(0.024)
0.1
(0.004)
0.1
(0.004)
MF-USMD005,010,020:
MF-USMD035,050,075,110:
0.75 ± 0.10
1.07 ± 0.10
(0.030 ± 0.004)
(0.042 ± 0.004)
0.85 ± 0.1
(0.033 ± 0.004)
390
(15.35)
160
(6.30)
390
(15.35)
160
(6.30)
390
(15.35)
160
(6.30)
185
(7.28)
50
(1.97)
185
(7.28)
50
(1.97)
8.4 + 1.5/-0.0
(0.331 + 0.059/-0)
14.4
(0.567)
360
(14.17)
60
(2.36)
Reel Dimensions
A max.
N min.
12.4 + 2.0/-0.0
(0.488 + 0.079/-0.0)
18.4
(0.724)
W1
W2 max.
UNIT =
P0
T
D0
24.4 + 2.0/ -0.0
(0.961 + 0.079/-0)
30.4
(1.20)
P2
MM
(INCHES)
E1
W2(MEASURED
AT HUB)
COVER
TAPE
F
E2 W
B1
A
N(HUB DIA.)
B0
K0
T1
P1
A0
W1(MEASURED
AT HUB)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.