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Электронный компонент: 2779D

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Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com
2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00
TM00108
T1-17
ELECTRICAL SPECIFICATIONS AT 25 C
SCHEMATIC
Operates as high frequency pulse transformer in
telecom switching systems at various signaling rates
Interwinding Electrostatic Shield provides low
capacitance and high EMI suppression
Electrical equivalents: 2664A, 2741L2, 2779D
HIGH FREQUENCY MAGNETICS
Specialty Surface Mount Shielded Transformer
2779D
Operating temperature range: -40 C to +85
C
Meets IEC 695, 2-2 flammability requirements
PWB Process Capability: standard printed wiring board
assembly techniques, total-immersion cleaning
Reliability testing: Shock, vibration, temperature cycling,
temperature - humidity - bias
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CORPORATE
Bel Fuse Inc.
198 Van Vorst Street
Jersey City, NJ 07302
Tel
201-432-0463
Fax
201-432-9542
www.belfuse.com
FAR EAST
Bel Fuse Ltd.
8F / 8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel
852-2328-5515
Fax 852-2352-3706
www.belfuse.com
EUROPE
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Suite G7, Preston
Lancashire, PR1 8UD, U.K.
Tel
44-1772-556601
Fax 44-1772-888366
www.belfuse.com
2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00
TM00108
T1-18
MECHANICAL
2779D
7
8
6
5
1
2
3
4
TERMINAL 1 IDENTIFIER
0.350
(8.89)
MAX
0.004
0.100
0.490
(12.45)
MAX
0.430
(10.92)
MAX
8 EDGES
0.500
(12.7)
MAX
0.256 (6.50)
0.160 (4.06)
0.050 (1.27)
0.100 (2.54)
1
2
3
4
7
8
6
5
1
2
3
4
HIGH FREQUENCY MAGNETICS
Specialty Surface Mount Shielded Transformer
Unless otherwise specified, dimensions are nominal and in inches (millimeters).