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CMF-SD10 Datasheet(Fiches technique) 2 Page - Bourns Electronic Solutions

Numéro de pièce CMF-SD10
Description  Telecom CPTC Resettable Fuses
Télécharger  3 Pages
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Fabricant  BOURNS [Bourns Electronic Solutions]
Site Internet  http://www.bourns.com
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Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
CMF-SD Series - Telecom CPTC Resettable Fuses
CMF-SD SERIES, REV. O, 05/10
Product Dimensions
(Reduced value available on request.)
Packaging Options - Tape and Reel:
CMF-SD10, CMF-SD25, CMF-SD35 & CMF-SD50 = 400
pcs. per reel;
CMF-SD35A & CMF-SD50A = 500 pcs. per reel
A
B
F
H
G
E
D
C
Dim.
CMF-SD10
CMF-SD25
CMF-SD35
CMF-SD50
CMF-SD35A
CMF-SD50A
A
9.00
(.354)
MAX.
7.15
(.281)
MAX.
B
10.80
(.425)
MAX.
8.50
(.355)
MAX.
C
10.20
(.402)
MAX.
8.10
(.319)
MAX.
D
4.88 - 5.28
(.192 - .208)
3.25 - 3.65
(.128 - .144)
E
2.41 - 2.61
(.095 - .103)
2.41 - 2.61
(.095 - .103)
F
0.5
(.020)
MAX.
0.5
(.020)
MAX.
G
2.5
(.098)
2.5
(.098)
H
1.0
(.039)
1.0
(.039)
DIMENSIONS:
MM
(INCHES)
COPLANARITY:
0.15
(.006)
Recommended Pad Layout
B
1
2
3
4
A
F
E
D
C
H
G
1
2
3
4
Solder Reflow Recommendations
160–220
300
250
200
150
100
50
0
10–20
120
Preheating
Soldering
Cooling
Time (seconds)
Solder reflow
Recommended reflow methods: IR, vapor phase oven, hot air oven.
Devices are not designed to be wave soldered to the bottom side of the
board.
Gluing the devices is not recommended.
Recommended maximum paste thickness is 0.25 mm (.010 inch).
Devices can be cleaned using standard industry methods and solvents.
Note:
If reflow temperatures exceed the recommended profile, devices may not
meet the performance requirements.
Rework
A device should not be reworked.
Dim.
CMF-SD10
CMF-SD25
CMF-SD35
CMF-SD50
CMF-SD35A
CMF-SD50A
A
10.0
(.394)
8.00
(.315)
B
8.80
(.346)
7.05
(.278)
C
3.20
(.126)
2.75
(.108)
D
2.00
(.079)
2.00
(.079)
E
2.60
(.102)
2.51
(.099)
F
5.00
(.197)
3.45
(.136)
G
7.60
(.299)
5.95
(.234)
H
10.0
(.394)
8.15
(.321)
DIMENSIONS:
MM
(INCHES)
Applications
Used as a secondary overcurrent protection
device in:
Customer Premise Equipment (CPE)
Central Office (CO)
Access equipment




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