S553-6500-E3 Datasheet, PDF (1/2 Pages) Bel Fuse Inc. – HIGH FREQUENCY MAGNETICS T1/E1 Octal Transformer Modules

HIGH FREQUENCY MAGNETICS
T1/E1 Octal Transformer Modules
• Optimized for PMC-Sierra PM4318, 75Ω option
• Operating temperature range -40° to +85°C
TM01108
• Eight transformers in one surface-mount package
• Meets IEC 695, 2-2 flammability requirements
• Two modules:
• PWB Process Capability: standard printed wiring board
S553-6500-E3 with eight transformers
assembly techniques, total-immersion cleaning
S553-6500-E4 with eight transformers and IC-side
surge protection devices
• Reliability testing: Shock, vibration, temperature cycling,
temperature - humidity - bias
• Four transformers have center taps to facilitate Simplex
line powering
• Interwinding breakdown voltage: 1500 Vrms min
• Meets ITU-T G.703 return loss from -40° to +85° C
ELECTRICAL SPECIFICATIONS at 25° C
• UL 1950 approved: S553-6500-E3 file number E150991
S553-6500-E4 pending
Part Number
Turns Ratio
±2%
IC : Line
TX
RX
Primary
Inductance
at 10 kHz
µH min
TX
RX
Leakage
Inductance
at 1 MHz
µH max
TX
RX
DCR
Ω
max
IC Side
Line Side
TX
RX
TX
RX
Capacitance
pF max
Winding
to
Winding
Return Loss
at 102 kHz
75Ω Application¹
25° C
dB typ
-40 to +85° C
dB min
TX
RX
TX
RX
S553-6500-E3 1 : 1.58 1 : 1.58 950 950
0.3
0.3
0.6
0.6
0.8
0.8
35
20
27
18
23
S553-6500-E4 1 : 1.58 1 : 1.58 950 950
0.3
0.3
0.6
0.6
0.8
0.8
35
20
27
18
23
1. Terminated in 36 Ω for TX and 27 Ω for RX
SCHEMATIC
IC Side
1 TXI+ 1
2
1 TXI- 3
1 RXO+ ⁴
5
1 RXO- 6
2 TXI+ 7
2 TXI- 8
2 RXO+ 9
2 RXO- 10
3 TXI+ 11
3 TXI- 12
3 RXO+ 13
3 RXO- 14
4 TXI+ 15
16
4 TXI- 17
4 RXO+ 18
19
4 RXO- 20
S553-6500-E3
1 : 1.58CT
1 : 1.58CT
1 : 1.58
1 : 1.58
1 : 1.58
1 : 1.58
1 : 1.58CT
1 : 1.58CT
Line Side
40 1 TXO+
39 1 TXOCT
38 1 TXO-
37 1 RXI+
36 1 RXICT
35 1 RXI-
34 2 TXO+
33 2 TXO-
32 2 RXI+
31 2 RXI-
30 3 TXO+
29 3 TXO-
28 3 RXI+
27 3 RXI-
26 4 TXO+
25 4 TXOCT
24 4 TXO-
23 4 RXI+
22 4 RXICT
21 4 RXI-
IC Side
1 TXI+ 1
1,2 3.3V 2
1 TXI- 3
1 RXO+ 4
1,2 GND 5
1 RXO- 6
2 TXI+ 7
2 TXI- 8
2 RXO+ 9
2 RXO- 10
3 TXI+ 11
3 TXI- 12
3 RXO+ 13
3 RXO- 14
4 TXI+ 15
3,4 GND 16
4 TXI- 17
4 RXO+ 18
3,4 3.3V 19
4 RXO- 20
S553-6500-E4
Line Side
1 : 1.58CT
40 1 TXO+
S
39 1 TXOCT
U
R
G
1 : 1.58CT
38 1 TXO-
37 1 RXI+
E
36 1 RXICT
P
1 : 1.58
R
O
T
1 : 1.58
E
C
T
1 : 1.58
I
O
N
1 : 1.58
35 1 RXI-
34 2 TXO+
33 2 TXO-
32 2 RXI+
31 2 RXI-
30 3 TXO+
29 3 TXO-
28 3 RXI+
D
E
1 : 1.58CT
27 3 RXI-
26 4 TXO+
V
25 4 TXOCT
I
24 4 TXO-
C
E
1 : 1.58CT
23 4 RXI+
S
22 4 RXICT
21 4 RXI-
©2005 Bel Fuse Inc. Specifications subject to change without notice. 05.05
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
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