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HIGH FREQUENCY MAGNETICS
T1/E1 Octal Transformer Modules
ELECTRICAL SPECIFICATIONS at 25 C
Turns Ratio 3% Part Number TXIN : TXO S553-5692-08 S553-5692-09 S553-6500-35 S553-6500-40 S553-6500-43 S553-6500-44 S553-6500-55 S553-6500-58 S553-6500-61 S553-6500-66 S553-6500-69 1 : 1.36 1 : 1.14 1 : 2CT 1 : 2CT 1 : 1.36 1 : 1.15 1CT : 2 1 : 1.36CT 1 : 1.41 1 : 2.42 1 : 1.36CT RXIN : RXO 1 : 1.36CT 1 : 1.14CT 1 : 2CT 1CT : 1 1:1 1:1 1 : 2CT 1 : 1CT 1 : 1.41 2.42 : 1 1 : 2CT Primary Inductance mH min Leakage Inductance H max Interwinding Capacitance pF max DCR max
TM00132
RXIN/TXIN 1.25 1.25 1.2 1.2 1.2 1.2 1.2 1.2 1.5 1.5 1.2
RXIN/TXIN 0.8 0.8 0.8 0.6 0.6 0.6 0.6 0.6 0.6 0.5 0.6
RXIN/TXIN 35 35 40 40 40 40 40 35 40 35 40
TXIN 1.9 2.2 0.9 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7
TXO 2.8 2.6 1.8 1.4 1.0 0.85 1.4 1.0 1.0 1.0 1.0
RXIN 1.9 2.2 0.9 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7
RXO 2.8 2.6 1.8 1.4 0.7 0.7 1.4 0.35 1.0 1.0 1.4
MECHANICAL
S553-5692-08 S553-5692-09 S553-6500-35 S553-6500-40 S553-6500-43 S553-6500-44 S553-6500-55 S553-6500-58 S553-6500-61 S553-6500-66 S553-6500-69
0.070 [1.78] ref
0.020 +0.002 [0.51 +0.05]
0.030 [0.76]
0.050 [1.27] 0.070 [1.78]
0.480 [12.19]
0.645 [16.38]
0.050 [1.27] 1.100 [27.94] max 0.212 [5.38] ref 0.950 [24.13]
Suggested PCB Pad Layout
R 0.015 [0.38] R 0.005 [0.13]
0.225 [5.72] max 0.035 [0.89] 0.010 - 0.015 [0.25 - 0.38] 0 - 5
0.004 [0.10]
0.600 [15.24]
Dimensions are in inches [millimeters]. Standard dimension tolerance is 0.005 [0.13] unless otherwise noted.
(c)2000 Bel Fuse Inc. Specifications subject to change without notice. 06.01
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com T1-71
HIGH FREQUENCY MAGNETICS
TM00132
T1/E1 Octal Transformer Modules
S553-5692-08
TXIN+ TXINRXO+ RXOCT RXOTXIN+ TXIN1 2 3 4 5 6 7 1.36 : 1 1.36 : 1 1 : 1.36 40 TXO+ 39 TXO38 RXIN+ 36 RXIN1 : 1.36 35 TXO+ 34 TXO33 RXIN+ 31 RXIN1 : 1.36 30 TXO+ 29 TXO1.36 : 1 28 RXIN+ 26 RXIN1 : 1.36 25 TXO+ 24 TXO1.36 : 1 23 RXIN+ 21 RXIN-
SCHEMATICS
S553-5692-09
TXIN+ TXINRXO+ RXOCT RXOTXIN+ TXIN1 2 3 4 5 6 7 1.14 : 1 1.14 : 1 1 : 1.14 40 TXO+ 39 TXO38 RXIN+ 36 RXIN1 : 1.14 35 TXO+ 34 TXO33 RXIN+ 31 RXIN1 : 1.14 30 TXO+ 29 TXO1.14 : 1 28 RXIN+ 26 RXIN1 : 1.14 25 TXO+ 24 TXO1.14 : 1 23 RXIN+ 21 RXIN-
RXO+ 8 RXOCT 9 RXO- 10 TXIN+ 11 TXIN- 12 RXO+ 13 RXOCT 14 RXO- 15 TXIN+ 16 TXIN- 17 RXO+ 18 RXOCT 19 RXO- 20
RXO+ 8 RXOCT 9 RXO- 10 TXIN+ 11 TXIN- 12 RXO+ 13 RXOCT 14 RXO- 15 TXIN+ 16 TXIN- 17 RXO+ 18 RXOCT 19 RXO- 20
S553-6500-35
2CT : 1 RXO+ RXOCT RXOTXIN+ 1 2 3 4 1 : 2CT 39 RXIN38 TXO+ 40 RXIN+
S553-6500-40
TXIN+ 1 TXIN- 2 RXIN+ 3 RXINCT 4 RXIN- 5 TXIN+ 6 TXIN- 7 RXIN+ 8 RXINCT 9 RXIN- 10 TXIN+ 11 TXIN- 12 RXIN+ 13 RXINCT 14 RXIN- 15 TXIN+ 16 TXIN- 17 RXIN+ 18 RXINCT 19 RXIN- 20 1 : 2CT 1 : 2CT 1 : 2CT 1CT : 1 1 : 2CT 40 TXO+ 39 TXOCT 38 TXO37 RXO+ 36 RXO35 TXO+ 34 TXOCT 33 TXO32 RXO+ 31 RXO30 TXO+ 29 TXOCT 28 TXO27 RXO+ 26 RXO25 TXO+ 24 TXOCT 23 TXO22 RXO+ 21 RXO-
37 TXOCT TXINRXO+ RXOCT RXOTXIN+ 5 6 7 8 9 1 : 2CT 34 RXIN33 TXO+ 2CT : 1 36 TXO35 RXIN+
1CT : 1
32 TXOCT TXIN- 10 RXO+ 11 RXOCT 12 RXO- 13 TXIN+ 14 1 : 2CT 29 RXIN28 TXO+ 2CT : 1 30 RXIN+ 31 TXO-
1CT : 1
27 TXOCT TXIN- 15 RXO+ 16 RXOCT 17 RXO- 18 TXIN+ 19 TXIN- 20 1 : 2CT 24 RXIN23 TXO+ 2CT : 1 26 TXO25 RXIN+
1CT : 1
22 TXOCT 21 TXO-
(c)2000 Bel Fuse Inc. Specifications subject to change without notice. 06.01
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com T1-72
HIGH FREQUENCY MAGNETICS
T1/E1 Octal Transformer Modules
SCHEMATICS
S553-6500-43
1 : 1.36 TXIN+ 1 40 38 1:1 37 36 1 : 1.36 35 33 1:1 32 31 1 : 1.36 30 RXIN+ RXINTXO+ RXIN+ RXINTXO+ TXOTXO+ TXO-
TM00132
S553-6500-44
1 : 1.15 TXIN+ 1 40 38 1:1 37 36 1 : 1.15 35 33 1:1 32 31 1 : 1.15 30 RXIN+ RXINTXO+ RXIN+ RXINTXO+ TXOTXO+ TXO-
TXINRXO+
3 4
TXINRXO+
3 4
RXOTXIN+ TXINRXO+
5 6 8 9
RXOTXIN+ TXINRXO+
5 6 8 9
RXO- 10 TXIN+ 11 TXIN- 13 RXO+ 14 RXO- 15 1 : 1.36 TXIN+ 16 TXIN- 18 RXO+ 19 RXO- 20 1:1 1:1
RXO- 10 TXIN+ 11
28 27 26 25 23 22 21
TXO-
TXIN- 13
RXIN+
28 1:1 27 26 1 : 1.15 25 23 1:1 22 21
TXORXIN+ RXINTXO+ TXORXIN+ RXIN-
RXO+ 14
RXINTXO+ TXORXIN+ RXIN-
RXO- 15 TXIN+ 16 TXIN- 18 RXO+ 19 RXO- 20
S553-6500-55
1CT : 2 TXIN+ TXINCT TXINRXO+ 1 2 3 4 1 : 2CT 39 TXO38 RXIN+ 37 RXINCT RXOTXIN+ TXINCT TXINRXO+ 5 6 7 8 9 1 : 2CT 34 TXO33 RXIN+ 32 RINCT RXO- 10 1CT : 2 TXIN+ 11 30 TXO+ 29 TXO1 : 2CT 28 RXIN+ 27 RXINCT RXO- 15 TXIN+ 16 TXINCT 17 TXIN- 18 RXO+ 19 RXO- 20 1 : 2CT 24 23 TXORXIN+ 1CT : 2 26 RXIN25 TXO+ TXINCT 12 TXIN- 13 RXO+ 14 31 RXIN1CT : 2 36 RXIN35 TXO+ 40 TXO+
S553-6500-58
TXO+ TXOCT TXORXIN+ RXINTXO+ TXOCT TXORXIN+ 1 2 3 4 5 6 7 8 9 1 : 1CT 1.36CT : 1 1.36CT : 1 40 TXIN+ 39 TXIN1 : 1CT 38 RXO+ 37 RXOCT 36 RXO35 TXIN+ 34 TXIN33 RXO+ 32 RXOCT 31 RXO30 TXIN+ 29 TXIN1 : 1CT 28 RXO+ 27 RXOCT 26 RXO25 TXIN+ 24 TXIN1 : 1CT 23 RXO+ 22 RXOCT 21 RXO-
RXIN- 10 TXO+ 11 TXOCT 12 TXO- 13 RXIN+ 14 RXIN- 15 TXO+ 16 TXOCT 17 TXO- 18 RXIN+ 19 RXIN- 20 1.36CT : 1 1.36CT : 1
22 RXINCT 21 RXIN-
(c)2000 Bel Fuse Inc. Specifications subject to change without notice. 06.01
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com T1-73
HIGH FREQUENCY MAGNETICS
TM00132
T1/E1 Octal Transformer Modules
S553-6500-61
TXIN+ TXINRXO+ RXOTXIN+ TXINRXO+ RXO1 2 3 4 6 7 8 9 1 : 1.41 1.41 : 1 1 : 1.41 1.41 : 1 1 : 1.41 40 TXO+ 39 TXO38 RXIN+ 37 RXIN35 TXO+ 34 TXO33 RXIN+ 32 RXIN30 TXO+ 29 TXO1.41 : 1 28 RXIN+ 27 RXIN1 : 1.41 25 TXO+ 24 TXO1.41 : 1 23 RXIN+ 22 RXIN-
SCHEMATICS
S553-6500-66
TXIN+ TXINRXO+ RXOTXIN+ TXINRXO+ RXO1 2 3 4 6 7 8 9 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 40 TXO+ 39 TXO38 RXIN+ 37 RXIN35 TXO+ 34 TXO33 RXIN+ 32 RXIN30 TXO+ 29 TXO1 : 2.42 28 RXIN+ 27 RXIN1 : 2.42 25 TXO+ 24 TXO1 : 2.42 23 RXIN+ 22 RXIN-
TXIN+ 11 TXIN- 12 RXO+ 13 RXO- 14 TXIN+ 16 TXIN- 17 RXO+ 18 RXO- 19
TXIN+ 11 TXIN- 12 RXO+ 13 RXO- 14 TXIN+ 16 TXIN- 17 RXO+ 18 RXO- 19
S553-6500-69
TXO+ TXOCT TXORXIN+ RXINTXO+ TXOCT TXORXIN+ 1 2 3 4 5 6 7 8 9 1 : 2CT 1.36CT : 1 1.36CT : 1 40 TXIN+ 39 TXIN1 : 2CT 38 RXO+ 37 RXOCT 36 RXO35 TXIN+ 34 TXIN33 RXO+ 32 RXOCT 31 RXO30 TXIN+ 29 TXIN1 : 2CT 28 RXO+ 27 RXOCT 26 RXO25 TXIN+ 24 TXIN1 : 2CT 23 RXO+ 22 RXOCT 21 RXO(c)2000 Bel Fuse Inc. Specifications subject to change without notice. 06.01
*
Octal transformer solutions for T1/E1 applications including concentrators, channel banks and cellular base stations Octals utilize Bel's popular 40-pin SMD package Designed to meet the stringent demands of high density designs Minimum interwinding breakdown voltage of 1500 Vrms Designed for UL1459/UL1950 For operating temperature range of -40 to +85 C, OCL is 600H minimum at -40 C
* *
RXIN- 10 TXO+ 11 TXOCT 12 TXO- 13 RXIN+ 14 RXIN- 15 TXO+ 16 TXOCT 17 TXO- 18 RXIN+ 19 RXIN- 20 1.36CT : 1 1.36CT : 1
* * *
CORPORATE
Bel Fuse Inc. 206 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
T1-74

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