2754H2 [BEL]
ISDN MAGNETICS U Interface Transformers; MAGNETICS ISDN U接口变压器
| 型号： | 2754H2 |
| 厂家： | 
BEL FUSE INC. |
| 描述： | ISDN MAGNETICS U Interface Transformers |
| 文件： | 总2页 (文件大小：29K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
ISDN MAGNETICS
U InterfaceTransformers
TM9934
•
•
Water-soluable flux and total-immersion cleaning
compatible
•
•
Compatible with various Lucent transceiver ICs
UL and CSA approved
Qualified per Bellcore TR-TSY-000357-1
ELECTRICAL SPECIFICATIONS at 25° C
DCR
Ω
max
Primary
Inductance*
mH min
Leakage
Inductance
µH max
Isolation
Vrms
min
Turns Ratio
Part Number
± 2%
Pri
Sec
2754G2
2754H2
2754J2
2754K2
1 : 2.5
1.0 : 1.5
1.0 : 1.5
1.0 : 1.5
12.0
77.0
77.0
77.0
25.6
172
172
172
2.50
5.60
7.35
7.40
12.20
13.55
13.65
17.40
1000
1000
1000
1500
* Measured at 1 kHz, 0.1 Vac
SCHEMATIC
2754G2
2754H2
2754J2
2754K2
Compatible Transceiver ICs
Part Number
IC Mfr
IC Part Number
5
9
T7262
T7263
2754G2
2754H2
2754J2
2754K2
Lucent
6
CT
T7234
T7237
T7256
T7264
Lucent
10
7
1
Primary
Secondary
©1999 Bel Fuse Inc. Specifications subject to change without notice. 11.99
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
T320
ISDN MAGNETICS
U InterfaceTransformers
TM9934
MECHANICAL
10
9
8
7
6
2754G2
2754H2
2754J2
2754K2
0.800
[20.32]
centers
1.08
[27.43]
max
1
2
3
4
5
Terminal 1 index
1.03 [26.16] max
0.48
[12.19]
max
Terminals
0.023 sq.
[0.584]
0.110
[2.79]
0.200
[5.08]
Note: Unless otherwise specified, dimensions
are nominal and in inches [millimeters].
©1999 Bel Fuse Inc. Specifications subject to change without notice. 11.99
CORPORATE
FAR EAST
EUROPE
Bel Fuse Inc.
Bel Fuse Ltd.
Bel Fuse Europe Ltd.
198 Van Vorst Street
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 F23, Preston
Lancashire, PR1 8UD, U.K.
Tel 44-1772-556601
Fax 44-1772-888366
www.belfuse.com
Jersey City, NJ 07302
Tel 201-432-0463
Fax 201-432-9542
www.belfuse.com
T321
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