HIGH FREQUENCY MAGNETICS
T1/E1 Through Hole Shielded Transformers
TM00125
•
Operate as line-interface pulse transformers in DS1 and CEPT applications Interwinding electrostatic shield for minimum capacitance and maximum EMI suppression
• •
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
•
• • Operating temperature range: -40° C to +85° C
ELECTRICAL SPECIFICATIONS AT 25° C
Typical Effective Distributed Capacitance pF (3-1) 50 -
Part Number
Nominal Turns Ratio ±2%
Inductance 1 mH Min
DCR Ω max
Leakage Inductance2 µH max
Interwinding Capacitance pF max
Minimum Interwinding Breakdown Voltage Vrms
(3-1) : (4-6) 2745H2 2745AK2 1 : 1.36 CT 1 : 1.14 CT
(3-1) 1.24 1.25
(3-1) 1.58 0.87
(4-6) 0.50 0.78
(3-1) 3.3 2.0
(3-1) to (4-6)3 10 5 850 1000
1. measured at 10 kHz, 0.1 Vac 2. measured at 100 kHz, 0.1 Vac 3. with 2 grounded
SCHEMATIC
2745H2 2745AK2
3
4 5 CT
1 2 1:N
6
©2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com T1-55
HIGH FREQUENCY MAGNETICS
TM00125
T1/E1 Through Hole Shielded Transformers
MECHANICAL
2745H2 2745AK2
0.56 (14.22) MAX
0.46 (11.68) MAX
TERMINAL 1 IDENTIFIER 0.35 (8.89) MAX
0.110 (2.79) ±0.010 (0.25)
0.023 (0.584) SQ TYP (PHOSPHOR BRONZE, SOLDER COATED) 0.150 (3.81) 1 2 3
0.250 (6.35) 6 5 4
Unless otherwise specified, dimensions are nominal and in inches (millimeters).
©2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00
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
T1-56
很抱歉,暂时无法提供与“2745AK2”相匹配的价格&库存,您可以联系我们找货
免费人工找货