S553-6500-B5 Datasheet, PDF (1/2 Pages) Bel Fuse Inc. – HIGH FREQUENCY MAGNETICS T1/E1 Quad Transformer Module

HIGH FREQUENCY MAGNETICS
T1/E1 Quad Transformer Module
TM01101
• Four transformers in one surface-mount 40-pin package • Operating temperature range: -40°C to +85°C
• Optimized for two-channel operation with three line
• Meets IEC 695, 2-2 flammability requirements
impedances: 75Ω, 100Ω, 120Ω
• PWB Process Capability: Standard printed wiring board
• Integrated common-mode chokes for maximum EMI
assembly techniques, total-immersion cleaning
suppression
• Reliability testing: Shock, vibration, temperature cycling,
• Meets ITU-T G.703 return loss from -40°C to +85°C
temperature - humidity - bias
when operated with matched impedances
• Interwinding breakdown voltage: 1500 Vrms, min
• Center taps provided for optional Simplex line powering
ELECTRICAL SPECIFICATIONS AT 25° C
Part Number
Ratios
TXI : TXO
RXI : RXO
Inductance¹
mH min
Leakage
Inductance¹
µH max
DCR
Ω
max
TXI RXO TXI RXO TXI RXO TXO RXI
N ± 2% 1 CT : 1 CT 1 CT : 1 CT
S553-6500-B5 ^{Z (T1) 100Ω : 100Ω 100Ω : 100Ω} 1.9 1.9 0.6 0.6
0.9
1.6
Z (E1)
120Ω : 120Ω 120Ω : 120Ω
120Ω : 75Ω 75Ω : 120Ω
1. 100 kHz, 0.1 Vrms
TX75
RX75
0.8
Interwinding
Capacitance
pF max
30
SCHEMATIC
S553-6500-B5
1 TXI + 1
1 TXI CT 2
1 TXI - 3
4
5
6
7
1 RXO + 8
1 RXO CT 9
1 RXO - 10
2 TXI + 11
2 TXI CT 12
2 TXI - 13
14
15
16
17
2 RXO + 18
2 RXO CT 19
2 RXO - 20
1 CT : 1 CT : 0.8
1 CT : 1 CT : 0.8
1 CT : 1 CT : 0.8
1 CT : 1 CT : 0.8
40 1 TXO 75+
39 1 TXO 75-
38 1 TXO +
37 1 TXO CT
36 1 TXO -
35 1 RXI +
34 1 RXICT
33 1 RXI -
32 1 RXI 75+
31 1 RXI 75-
30 2 TXO 75+
29 2 TXO 75-
28 2 TXO +
27 2 TXO CT
26 2 TXO -
25 2 RXI +
24 2 RXI CT
23 2 RXI -
22 2 RXI 75+
21 2 RXI 75-
©2001 Bel Fuse Inc. Specifications subject to change without notice. 02.01
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
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