2771F [BEL]

HIGH FREQUENCY MAGNETICS T1/E1 Dual-Output Surface Mount Transformer; 高频磁性元件T1 / E1双输出,表面贴装变压器
2771F
型号: 2771F
厂家: BEL FUSE INC.    BEL FUSE INC.
描述:

HIGH FREQUENCY MAGNETICS T1/E1 Dual-Output Surface Mount Transformer
高频磁性元件T1 / E1双输出,表面贴装变压器

变压器 电信变压器 联轴器
文件: 总2页 (文件大小:42K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
HIGH FREQUENCY MAGNETICS  
T1/E1 Dual-Output Surface MountTransformer  
TM00134  
Operates at T1 rate of 1.544 Mb/s and the E1 rate of  
2.048 Mb/s  
Operating temperature range: -40°C to +85° C  
Meets IEC 695, 2-2 flammability requirements  
Two center-tapped secondary windings provide two  
output signals from a single input  
PWB Process Capability: standard printed wiring board  
assembly techniques, total-immersion cleaning  
Minimum interwinding breakdown voltage of 1500  
Vrms  
Reliability testing: Shock, vibration, temperature cycling,  
temperature - humidity - bias  
ELECTRICAL SPECIFICATIONS AT 25° C  
DCR  
Leakage  
Turns Ratio  
±2%  
Inductance1  
mH min  
Interwinding Capacitance  
Inductance2  
µH max  
max  
pF  
Part Number  
(4-5):(1-3)  
(4-5):(8-6)  
(4-5)  
(4-5)  
(4-5) (3-1) (8-6) (4-5) : (1-3)  
(4-5) : (8-6)  
2771F  
1 : 2CT  
1 : 2CT  
3.1  
5
1.8  
3.2  
4.0  
20  
25  
1. measured at 10 kHz, 0.1 V  
2. measured at 100 kHz  
SCHEMATIC  
2771F  
1
4
2
3
8
7
6
5
1 : 2 CT : 2 CT  
©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  
T1-77  
HIGH FREQUENCY MAGNETICS  
T1/E1 Dual-Output Surface MountTransformer  
TM00134  
MECHANICAL  
2771F  
0.590  
(14.99)  
MAX  
0.160 (11.68)  
0.120 (3.05)  
6
7
5
8
0.495  
(12.57)  
MAX  
0.430  
(10.92)  
MAX  
4
1 2 3  
TERMINAL 1  
IDENTIFIER  
0.395  
(10.03)  
MAX  
0.23 (0.58) X 0.100 (2.54) FOOT  
(PHOSPHOR BRONZE,  
SOLDER COATED)  
0.004  
8 EDGES  
0.100 (2.54) TYP  
RECOMMENDED PCB PATTERN  
COMPONENT CENTER  
0.255  
(6.48)  
0.120 (3.05) TYP  
0.045  
(1.14)  
TYP  
0.008 (0.203)  
2 PLACES  
Unless otherwise specified, dimensions are nominal and in inches (millimeters).  
©2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00  
CORPORATE  
FAR EAST  
EUROPE  
Bel Fuse Inc.  
Bel Fuse Ltd.  
Bel Fuse Europe Ltd.  
198 Van Vorst Street  
Jersey City, NJ 07302  
Tel 201-432-0463  
Fax 201-432-9542  
www.belfuse.com  
8F / 8 Luk Hop Street  
San Po Kong  
Kowloon, Hong Kong  
Tel 852-2328-5515  
Fax 852-2352-3706  
www.belfuse.com  
PrestonTechnology Management Centre  
Marsh Lane, Suite G7, Preston  
Lancashire, PR1 8UD, U.K.  
Tel 44-1772-556601  
Fax 44-1772-888366  
www.belfuse.com  
T1-78  

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