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
TM00127
T1-61
ELECTRICAL SPECIFICATIONS AT 25° C
SCHEMATIC
• Designed to operate at the DS1 rate of 1.544 Mbits/s
• Winding (4-6) can handle a 6 A current surge for 1
second with no damage
• Operating temperature range: -40°C to +85° C
HIGH FREQUENCY MAGNETICS
T1/E1 Through Hole Hardened Transformer
2745AL2
• 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 V an V orst 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
K owloon, Hong K ong
Tel 852-2328-5515
Fax 852-2352-3706
www.belfuse.com
EUROPE
Bel Fuse Eur ope 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
TM00127
T1-62
MECHANICAL
2745AL2
HIGH FREQUENCY MAGNETICS
T1/E1 Through Hole Hardened Transformer
0.56 (14.22)
MAX
0.46 (11.68)
MAX
TERMINAL 1
IDENTIFIER
0.023 (0.584) SQ TYP
(PHOSPHOR BRONZE,
SOLDER COATED)
0.35 (8.89)
MAX
0.110 (2.79)
±0.010 (0.25) 0.150
(3.81)
0.250
(6.35)
123
654
Unless otherwise specified, dimensions are nominal and in inches (millimeters).
