BEL S553-6500-A6

HIGH FREQUENCY MAGNETICS
T1/E1 Dual Transformer
TM02126
•
Optimized for Infineon PEB 2256, PEB 22504 and
PEB 22554 line interface devices
•
Transmit transformer and receive transformer in one
surface mount package
•
Center taps provided to facilitate phantom powering
•
Available with 75Ω tap on receive transformer as
S553-6500-A5
•
Meets ITU-T G.703 return loss from -40° to +85° C
from 51 kHz to 3.072 MHz
•
Operating temperature range -40° 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
•
Interwinding breakdown voltage: 1500 Vrms min
•
UL 1950 approved: file number E150991
ELECTRICAL SPECIFICATIONS at 25° C
Turns Ratio
±2%
Primary
Inductance
at 10 kHz
Leakage
Inductance
at 1 MHz
IC : Line
mH min
µH max
DCR
Ω
max
Capacitance
pF max
Part Number
Primary
Secondary
Pri to Sec
S553-6500-A6
TX
RX
TX
RX
TX
RX
TX
RX
TX
RX
1CT : 2.40CT
1CT : 1CT
1.0
1.8
0.3
0.5
0.6
0.7
1.4
0.7
35
Return Loss at 102 kHz
120Ω Application1
SCHEMATIC
S553-6500-A6
25° C
dB typ
Primary
1
TX
CT
Secondary
1CT : 2.40CT
RX
CT
TX
RX
TX
RX
18
32
18
19
16
2
15 CT
3
14
4
13
5
12
1CT : 1CT
-40 to +85° C
dB min
6
11
7
10 CT
8
9
Secondary
Primary
1. IC side terminated in 15 Ω for TX and 120 Ω for RX
©2002 Bel Fuse Inc. Specifications subject to change without notice. 08.02
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
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HIGH FREQUENCY MAGNETICS
T1/E1 Dual Transformer
TM02126
MECHANICAL
S553-6500-A6
0.500
[12.70]
max
Suggested PCB Pad Layout
0.375 0.285
[9.53] [7.24]
max max
0.018 ±0.002
[0.46 ±0.05]
0.425
[10.80]
0.050
[1.27]
0.050
[1.27]
0.025
[0.64]
0.070
[1.78]
0.225
[5.72]
max
0.004 [0.10]
0.015
[0.38]
0.350 ±0.010
[8.89 ±0.25]
0.008 - 0.012
[0.20 - 0.30]
0.035
[0.89]
4˚ nom
Dimensions are in inches [millimeters].
Standard dimension tolerance is ±0.005 [0.13] unless otherwise noted.
Tape and Reel Packaging
24 mm wide by 12 mm pitch; 13 inch OD, 4 inch ID
750 modules per reel, maximum
Meets ANSI/EIA 481-2 Carrier Tape Standards - JEDEC SO Package
©2002 Bel Fuse Inc. Specifications subject to change without notice. 08.02
CORPORATE
FAR EAST
EUROPE
Bel Fuse Inc.
206 Van Vorst Street
Jersey City, NJ 07302
Tel 201-432-0463
Fax 201-432-9542
www.belfuse.com
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
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
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