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2779C PDF预览

2779C

更新时间: 2024-01-22 13:17:42
品牌 Logo 应用领域
BEL 变压器电信变压器联轴器
页数 文件大小 规格书
2页 55K
描述
HIGH FREQUENCY MAGNETICS T1/E1Surface Mount Transformers

2779C 技术参数

生命周期:ActiveReach Compliance Code:compliant
ECCN代码:EAR99风险等级:5.67
其他特性:DATA COUPLING高度:8.89 mm
长度:12.7 mm安装特点:SURFACE MOUNT
最高工作温度:85 °C最低工作温度:-40 °C
物理尺寸:12.7mm X 10.92mm X 8.89mm表面贴装:YES
变压器类型:TELECOM TRANSFORMER宽度:10.92 mm
Base Number Matches:1

2779C 数据手册

 浏览型号2779C的Datasheet PDF文件第2页 
HIGH FREQUENCY MAGNETICS  
T1/E1Surface Mount Transformers  
TM00137  
Operate at the T1 rate of 1.544 Mbits/s and at the E1  
rate of 2.048 Mbits/s  
Operating temperature range: -40° C to +85° C  
Meets IEC 695, 2-2 flammability requirements  
Designed for transmit and receive line interface  
applications  
PWB Process Capability: standard printed wiring board  
assembly techniques, total-immersion cleaning  
1500 Volt isolation  
Reliability testing: Shock, vibration, temperature cycling,  
temperature - humidity - bias  
ELECTRICAL SPECIFICATIONS AT 25° C  
DCR  
Nominal  
Inductance2  
Turns Ratio  
mH min  
Leakage  
Inductance3  
µH max  
Interwinding  
Capacitance4  
pF  
Minimum  
Interwinding  
Breakdown  
Voltage  
max  
±2%  
Part Number  
(4-1):(5-8)1  
(4-1)  
(4-1)  
(5-8)1  
(4-1)1  
(4-1) & (5-8)1  
Vrms  
2779C  
2779J  
1 : 1.36CT  
1 : 1.07CT  
1.0  
1.3  
0.85  
0.60  
1.30  
1.10  
0.70  
0.80  
25 max  
20 typ  
1500  
1500  
1. connect 6 to 7  
2. measured at 10 kHz, 0.1 Vac  
3. measured at 100 kHz, 0.1 Vac  
4. measured at 1 kHz, 1 Vac  
SCHEMATIC  
2779C  
2779J  
4
5
6
7
8
1
1 : N  
©2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00  
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
T1-83  

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