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CMF-SD10A-10-2

更新时间： 2024-11-20 12:36:51
品牌 Logo 应用领域
伯恩斯 - BOURNS 电信
页数 文件大小 规格书
3页 246K
描述
Telecom CPTC Resettable Fuses

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中文翻译

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CMF-SD10A-10-2 数据手册

 浏览型号CMF-SD10A-10-2的Datasheet PDF文件第2页浏览型号CMF-SD10A-10-2的Datasheet PDF文件第3页 
Model CMF-SD is currently available,  
although not recommended for new  
designs. Model CMF-SDP is  
preferred.  
Features  
■ Two resistance-matched PTCs in a  
ceramic housing  
■ Narrow resistance tolerance  
■ RoHS compliant*  
CMF-SD Series - Telecom CPTC Resettable Fuses  
Electrical Characteristics  
Induction  
Time to  
Rated  
Resistance  
(RN) @ 25 °C  
Ohms Tolerance  
Resistance  
Matching in  
Housing  
Trip @  
Voltage  
Rated  
Hold  
Trip  
Imax @ Imax / 230  
Model  
Withstand Voltage  
Current  
Current  
230 VAC  
Amps  
1
VAC  
Seconds  
<4.5  
VAC  
600  
600  
600  
600  
600  
600  
600  
600  
600  
600  
600  
Volts  
220  
230  
220  
230  
230  
230  
230  
230  
230  
230  
230  
Ohms  
1.0  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
Amps @ 25 °C Amps @ 25 °C  
CMF-SD10  
CMF-SD25  
10  
25  
25  
35  
35  
35  
35  
50  
50  
50  
50  
20 ꢀ  
20 ꢀ  
10 ꢀ  
20 ꢀ  
10 ꢀ  
20 ꢀ  
10 ꢀ  
20 ꢀ  
10 ꢀ  
20 ꢀ  
10 ꢀ  
0.150  
0.130  
0.130  
0.100  
0.100  
0.100  
0.100  
0.090  
0.090  
0.090  
0.090  
0.360  
0.260  
0.260  
0.200  
0.200  
0.200  
0.200  
0.190  
0.190  
0.190  
0.190  
2.8  
2.5  
3
< 0.3  
< 0.3  
< 0.2  
< 0.2  
< 0.2  
< 0.2  
< 0.1  
< 0.1  
< 0.1  
< 0.1  
CMF-SD25-10  
CMF-SD35  
CMF-SD35-10  
CMF-SD35A  
CMF-SD35A-10  
CMF-SD50  
CMF-SD50-10  
CMF-SD50A  
CMF-SD50A-10  
3
2.5  
2.5  
3
3
3
3
Test Procedures And Requirements For Model CMF-SD Series  
Primary  
Test  
Protection  
Test Condition  
Requirements  
Mains Power Contact - ITU-T K.20, K.21.... None ..............230 V rms, 10 ohms, 15 Min......................................................(Ri-Rf) / Ri < 10 ꢀ  
Power Induction - ITU-T K.20, K.21............ None ..............600V rms, 600 ohms, 0.2 seconds, 10 cycles, every 1 Min. .....(Ri-Rf) / Ri < 10 ꢀ  
Power Induction - ITU-T K.20, K.21............ GDT................600 V rms, 600 ohms, 1 second, 10 cycles, every 1 Min. ........(Ri-Rf) / Ri < 10 ꢀ  
Power Induction - ITU-T K.20, K.21............ GDT................600 V rms, 200 ohms, 1 second, 10 cycles, every 1 Min. ........(Ri-Rf) / Ri < 10 ꢀ  
Lightning Surge - ITU-T K.20, K.21.....................................10/700 μs, 25 ohms, 1.0 kV, 10 Tests, every 1 Min. .................(Ri-Rf) / Ri < 10 ꢀ  
Lightning Surge ...................................................................10/1000 μs, 40 ohms, 1.0 kV, 30 Tests, every 3 Min. ................(Ri-Rf) / Ri < 10 ꢀ  
Ri = R initial  
Rf = R final  
How to Order  
Typical Part Marking  
Represents total content. Layout may vary.  
CMF - SD 35 A -10 - 2  
MANUFACTURER'S  
TRADEMARK  
PART  
IDENTIFICATION:  
10 = CMF-SD10  
25 = CMF-SD25  
35 = CMF-SD35  
Product Designator  
Style  
SD = Surface Mount Dual Pkg.  
BI-WEEKLY  
DATE CODE:  
WEEK 13-14 = G  
Rated Resistance (RN)  
356G  
50 = CMF-SD50  
10, 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  
50AL = CMF-SD50A-15  
Reduced Footprint and Height  
Option*  
YEAR CODE:  
6 = 2006  
Resistance Tolerance Option  
Blank = Standard (20 ꢀ)  
-10 = 10 ꢀ  
Packaging Options  
- 2 = Tape & Reel  
*Reduced footprint and height option currently  
unavailable for Model CMF-SD25.  
*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

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