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CMF-SD50A2 PDF预览

CMF-SD50A2

更新时间: 2024-11-20 20:51:35
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 732K
描述
RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, 50ohm, SURFACE MOUNT, ROHS COMPLIANT

CMF-SD50A2 技术参数

是否Rohs认证: 符合生命周期:Active
包装说明:ROHS COMPLIANTReach Compliance Code:unknown
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:TR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-SD50A2 数据手册

 浏览型号CMF-SD50A2的Datasheet PDF文件第2页浏览型号CMF-SD50A2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  
Dim. CMF-SD50  
CMF-SD50A  
1
9.00  
(.354)  
7.15  
MAX.  
(.281)  
MAX.  
2
A
B
B
A
3
10.80  
(.425)  
8.50  
MAX.  
(.335)  
G
MAX.  
MAX.  
H
F
4
10.20  
(.402)  
8.10  
MAX.  
(.319)  
C
D
E
G
F
D
E
4.88 - 5.28  
(.192 - .208)  
3.25 - 3.65  
(.128 - .144)  
C
E
H
MM  
(INCHES)  
DIMENSIONS =  
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)  
F
Packaging options:  
TAPE & REEL: CMF-SD25, CMF-SD35 & CMF-SD50  
= 400 pcs. per reel;  
2.5  
(.098)  
2.5  
(.098)  
3
G
H
CMF-SD35A & CMF-SD50A = 500 pcs. per reel  
1.0  
(.039)  
1.0  
(.039)  
CMF-SD25/  
CMF-SD35/ CMF-SD35A/  
Dim. CMF-SD50  
CMF-SD50A  
8.00  
Typical Part Marking  
How to Order  
CMF - SD 35 A -10 - 2  
10.0  
Represents total content. Layout may vary.  
A
B
C
D
E
(.394)  
(.315)  
8.80  
7.05  
MANUFACTURER'S  
TRADEMARK  
PART  
IDENTIFICATION:  
25 = CMF-SD25  
Product Designator  
(.346)  
(.278)  
Style  
3.20  
2.75  
35 = CMF-SD35  
SD = Surface Mount Dual Pkg.  
BI-WEEKLY  
DATE CODE:  
WEEK 13-14 = G  
(.126)  
(.108)  
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  
2.00  
2.00  
(.079)  
(.079)  
YEAR CODE:  
6 = 2006  
Reduced Footprint and Height Option  
2.60  
2.51  
Resistance Tolerance Option  
Blank = Standard (20 ꢀ)  
-10 = 10 ꢀ  
(.102)  
(.099)  
5.00  
3.45  
(.197)  
(.136)  
F
Packaging Options  
- 2 = Tape & Reel  
7.60  
5.95  
G
H
(.299)  
(.234)  
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.  

CMF-SD50A2 替代型号

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