2745AF BEL | Alldatasheet
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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 TM00118 T1-41 ELECTRICAL SPECIFICATIONS AT 25° C SCHEMATIC
- Operates as a line-interface pulse transformer in DS1 and CEPT applications
- Contains specific interwinding insulation to mini- mize capacitance
- Winding (3-2)(2-1) is highly balanced
- Designed for automatic machine placement into printed wiring boards
- Only difference between the 2745AF and 2745AF2 is the terminal length HIGH FREQUENCY MAGNETICS T1/E1 Through Hole Transformers 2745AF 2745AF2 traP rebmuN oitaRsnruT %2± ecnatcudnI 1 nimHm RCD ΩΩΩΩΩ xam ecnatcudnIegakaeL 2 xamHµ gnidniwretnI ecnaticapaC xamFp muminIM gnidniwretnI nwodkaerB egatloV FA5472T C2:TC15 1.35 5.15 1.30 .33 20 001 2FA5472T C2:TC15 1.35 5.15 1.30 .33 20 001 V1.0,zHk91taderusaem.1 detrohs)6-4(htiw,zHk001taderusaem.2 2CT
1 CT : 2 CT
- 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 esnopseRemiTdnaycneuqerFlacipyT gnitanimreT secnadepmI htdiwdnaB )Bd3( emitesiR toohsrevO poorD )eslupsn053( 001 Ω 004: Ω zHM12-zHk2s n71% 0% 5.0
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 TM00118 T1-42 MECHANICAL HIGH FREQUENCY MAGNETICS T1/E1 Through Hole Transformers 2745AF 2745AF2 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 0.155 (3.94) 0.150 (3.81) 0.250 (6.35) 1 2 3 6 5 4 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) (3.81) 0.250 (6.35) 1 2 3 6 5 4 Unless otherwise specified, dimensions are nominal and in inches (millimeters).