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CMF-SD50A-0 PDF预览

CMF-SD50A-0

更新时间: 2024-11-20 19:53:59
品牌 Logo 应用领域
伯恩斯 - BOURNS 过载保护电阻器
页数 文件大小 规格书
3页 326K
描述
RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, 50ohm, SURFACE MOUNT, CHIP, ROHS COMPLIANT

CMF-SD50A-0 技术参数

是否Rohs认证: 符合生命周期:Active
包装说明:CHIP, ROHS COMPLIANTReach Compliance Code:compliant
风险等级:5.83安装特点:SURFACE MOUNT
端子数量:4封装形状:RECTANGULAR PACKAGE
包装方法:BULK额定(AC)电压(URac):600 V
电阻:50 Ω电阻器类型:PTC RESETTABLE FUSE
子类别:Non-linear Resistors表面贴装:YES
端子面层:NOT SPECIFIED端子位置:DUAL IN-LINE
端子形状:GULL WING热敏电阻器应用:OVERLOAD PROTECTION
容差:20%Base Number Matches:1

CMF-SD50A-0 数据手册

 浏览型号CMF-SD50A-0的Datasheet PDF文件第2页浏览型号CMF-SD50A-0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  
Rated  
Resistance  
(RN)  
Resistance  
Matching  
In Housing  
Time to Trip  
@ Imax/  
230 VAC  
Rated  
Voltage  
Hold  
Current  
Trip  
Current  
Imax @  
230 VAC  
Model  
VAC  
Volts  
Ohms Tolerance  
Ohms  
Amps @ 25 °C Amps @ 25 °C  
Amps  
Seconds  
CMF-SD25  
CMF-SD35  
CMF-SD35A  
CMF-SD50  
CMF-SD50A  
600  
600  
600  
600  
600  
230  
230  
230  
230  
230  
25  
35  
35  
50  
50  
20 ꢀ  
20 ꢀ  
20 ꢀ  
20 ꢀ  
20 ꢀ  
0.5  
0.5  
0.5  
0.5  
0.5  
0.130  
0.100  
0.100  
0.090  
0.090  
0.260  
0.200  
0.200  
0.190  
0.190  
2.8  
3
< 0.3  
< 0.2  
< 0.2  
< 0.1  
< 0.1  
2.5  
3
3
Product Dimensions  
Recommended Pad Layout  
B
A
CMF-SD25/  
CMF-SD35/  
Dim. CMF-SD50  
CMFSD35A/  
CMF-SD50A  
1
9.00  
(.354)  
7.15  
MAX.  
(.281)  
MAX.  
A
2
B
A
10.80  
MAX.  
8.50  
MAX.  
(.335)  
3
G
B
C
D
E
F
(.425)  
F
4
10.20  
(.402)  
8.10  
MAX.  
(.319)  
MAX.  
F
D
E
4.88 - 5.28  
(.192 - .208)  
3.25 - 3.65  
(.128 - .144)  
C
MM  
E
DIMENSIONS =  
(INCHES)  
H
2.41 - 2.61  
(.095 - .103)  
2.41 - 2.61  
(.095 - .103)  
D
1
2
4
C
0.5  
0.5  
MAX.  
(.020)  
MAX.  
(.020)  
Packaging options:  
BULK:  
640 pcs. per bag  
3
TAPE & REEL: CMF-SD25, CMF-SD35 & CMF-SD50 = 400 pcs. per reel;  
CMF-SD35A & CMF-SD50A = 500 pcs. per reel  
CMF-SD25/  
Typical Part Marking  
How to Order  
CMF-SD35/ CMF-SD35A/  
Dim. CMF-SD50  
CMF-SD50A  
8.00  
Represents total content. Layout may vary.  
CMF - SD 35 A - 0  
10.0  
A
B
C
D
E
MANUFACTURER'S  
TRADEMARK  
(.394)  
(.315)  
Product Designator  
Style  
8.80  
(.346)  
7.05  
(.278)  
SD = Surface Mount Dual Package  
BI-WEEKLY  
DATE CODE:  
WEEK 13-14 = G  
3.20  
(.126)  
2.75  
(.108)  
356G  
Rated Resistance (RN)  
25, 35, 50 (25, 35, 50 Ohms)  
PART  
IDENTIFICATION:  
25 = CMF-SD25  
2.00  
(.079)  
2.00  
(.079)  
Reduced Footprint and Height Option  
YEAR CODE:  
35 = CMF-SD35  
6 = 2006  
Packaging Options  
- 0 = Bulk Packaging  
- 2 = Tape & Reel  
50 = CMF-SD50  
35A = CMF-SD35A  
50A = CMF-SD50A  
2.60  
(.102)  
2.51  
(.099)  
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.  

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