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CMF-SD25-10 PDF预览

CMF-SD25-10

更新时间： 2024-11-20 03:25:59
品牌 Logo 应用领域
伯恩斯 - BOURNS 电信
页数 文件大小 规格书
3页 330K
描述
Telecom CPTC Resettable Fuses

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中文翻译

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CMF-SD25-10 数据手册

 浏览型号CMF-SD25-10的Datasheet PDF文件第2页浏览型号CMF-SD25-10的Datasheet PDF文件第3页 
Features  
Applications  
Used as a secondary overcurrent protection  
device in:  
■ Two resistance-matched PTCs in a  
ceramic housing  
■ Aids compliance with:  
- ITU-T K.20/21/45  
- Telcordia GR-1089-CORE  
- UL 60950, 3rd Ed.  
■ Customer Premise Equipment (CPE)  
■ Central Office (CO)  
■ Access equipment  
■ Narrow resistance tolerance  
■ RoHS compliant*  
CMF-SD Series - Telecom CPTC Resettable Fuses  
Electrical Characteristics  
Induction  
Voltage  
Withstand Voltage  
Rated  
Resistance  
(RN)  
Resistance  
Matching  
In Housing  
Time to Trip  
@ Imax/  
230 VAC  
Rated  
Hold  
Current  
Trip  
Current  
Imax @  
230 VAC  
Model  
VAC  
Volts  
Ohms Tolerance  
Ohms  
Amps @ 25 °C Amps @ 25 °C  
Amps  
Seconds  
CMF-SD25  
CMF-SD25-10  
CMF-SD35  
CMF-SD35-10  
CMF-SD35A  
CMF-SD35A-10  
CMF-SD50  
CMF-SD50-10  
CMF-SD50A  
CMF-SD50A-10  
600  
600  
600  
600  
600  
600  
600  
600  
600  
600  
230  
230  
230  
230  
230  
230  
230  
230  
230  
230  
25  
25  
35  
35  
35  
35  
50  
50  
50  
50  
20 ꢀ  
10 ꢀ  
20 ꢀ  
10 ꢀ  
20 ꢀ  
10 ꢀ  
20 ꢀ  
10 ꢀ  
20 ꢀ  
10 ꢀ  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.130  
0.130  
0.100  
0.100  
0.100  
0.100  
0.090  
0.090  
0.090  
0.090  
0.260  
0.260  
0.200  
0.200  
0.200  
0.200  
0.190  
0.190  
0.190  
0.190  
2.8  
2.8  
3
< 0.3  
< 0.3  
< 0.2  
< 0.2  
< 0.2  
< 0.2  
< 0.1  
< 0.1  
< 0.1  
< 0.1  
3
2.5  
2.5  
3
3
3
3
Product Dimensions  
Recommended Pad Layout  
B
A
CMF-SD25  
CMF-SD35  
CMFSD35A  
1
Dim. CMF-SD50  
CMF-SD50A  
9.00  
(.354)  
7.15  
MAX.  
(.281)  
2
MAX.  
A
B
B
A
3
G
10.80  
(.425)  
8.50  
MAX.  
(.335)  
MAX.  
MAX.  
F
4
10.20  
(.402)  
8.10  
MAX.  
(.319)  
C
D
E
F
F
D
E
C
MM  
(INCHES)  
E
4.88 - 5.28  
(.192 - .208)  
3.25 - 3.65  
(.128 - .144)  
DIMENSIONS =  
H
D
2.41 - 2.61  
(.095 - .103)  
2.41 - 2.61  
(.095 - .103)  
1
2
4
C
0.5  
0.5  
Packaging options:  
TAPE & REEL: CMF-SD25, CMF-SD35 & CMF-SD50  
= 400 pcs. per reel;  
MAX.  
(.020)  
MAX.  
(.020)  
3
CMF-SD35A & CMF-SD50A = 500 pcs. per reel  
Typical Part Marking  
How to Order  
CMF - SD 35 A -10 - 2  
CMF-SD25/  
CMF-SD35/ CMF-SD35A/  
Represents total content. Layout may vary.  
Dim. CMF-SD50  
CMF-SD50A  
8.00  
MANUFACTURER'S  
TRADEMARK  
10.0  
(.394)  
PART  
IDENTIFICATION:  
25 = CMF-SD25  
Product Designator  
A
B
C
D
E
(.315)  
Style  
8.80  
(.346)  
7.05  
(.278)  
35 = CMF-SD35  
SD = Surface Mount Dual Pkg.  
BI-WEEKLY  
DATE CODE:  
WEEK 13-14 = G  
50 = CMF-SD50  
356G  
Rated Resistance (RN)  
25, 35, 50 (25, 35, 50 Ohms)  
35A = CMF-SD35A  
50A = CMF-SD50A  
25K = CMF-SD25-10  
35K = CMF-SD35-10  
50K = CMF-SD50-10  
35AK = CMF-SD35A-10  
50AK = CMF-SD50A-10  
3.20  
(.126)  
2.75  
(.108)  
YEAR CODE:  
6 = 2006  
Reduced Footprint and Height Option  
2.00  
(.079)  
2.00  
(.079)  
Resistance Tolerance Option  
Blank = Standard (20 ꢀ)  
-10 = 10 ꢀ  
2.60  
(.102)  
2.51  
(.099)  
Packaging Options  
- 2 = Tape & Reel  
5.00  
3.45  
(.197)  
(.136)  
F
7.60  
(.299)  
5.95  
(.234)  
G
H
10.0  
(.394)  
8.15  
(.321)  
*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.  
123

中文翻译

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