Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
HIGH FREQUENCY MAGNETICS
©2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00
TM00121
T1-47
T1/E1 Through Hole T ransformers
ELECTRICAL SPECIFICATIONS at 25° C
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8827T021TPEC/57TPEC2FA54722AC5472
A9827T1SD2FA54723G5472
A0927T 1SD2FA54722JA5472
021TPEC/57TPEC/1T2FA54722AC5472
0367T
1SD3G54723G5472
1.57TPEC2JA54722JA5472
021TPEC/2.57TPEC2AC54722AC5472
8867T 1.57TPEC2JA54722JA5472
021TPEC/2.57TPEC2AC54722AC5472
9867T1SD3G54723G5472
0967T 8967T
1SD3G54723G5472
1.57TPEC2JA54722JA5472
021TPEC/2.57TPEC2AC54722AC5472
• Operates as a line-interface pulse transformer in DS1
and CEPT applications
• Desiged for automatic machine placement into
printed wiring boards
• Only difference between the 2745AJ and 2745AJ2 is
the terminal length
• Only difference between the 2745CA and 2745CA2
is the terminal length
2745CA
2745CA2
3
1
4
5
6
Primary Secondary
Primary Secondary
4
2
6
3
1
2745AJ
2745AJ2
SCHEMATICS
• 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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JA5472TC70.1:10.18.005.000.1A/N058___
2JA5472TC70.1:10.18.005.000.1A/N058___
AC5472TC63.1:129.07.058.02.10200012H1472
2AC5472TC63.1:129.07.058.02.10200012H1472
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