T
PL
IA
N
OM
n IEEE 802.3bt Type 3 4PPoE Ethernet compatible
*R
oH
S
C
n Dual-port
n PoE++ capable
LE
AD
F
RE
E
n RoHS compliant*
SM13143EL - 10/100/1000 Base-T Transformer
How To Order
SM13143 E L
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
Click these links for more information:
Packaging
E = Tape and Reel
Termination
L = Tin finish (RoHS Compliant)
PRODUCT TECHNICAL INVENTORY SAMPLES
LIBRARY
Tape & Reel........................ 350 pcs./reel
CONTACT
*R
& oHS
AE C
C OM
AP P
PR LI
OV AN
ED T
Product Dimensions
BO U R N S
7.60 ± 0.50
(.299 ± .020)
10.80 ± 0.50
(.425 ± .020)
S M1314 3 L
FR
YYWW
EE
27.80 ± 0.50
(1.094 ± .020)
1.02 ± 0.20
(.040 ± .008)
48 PLCS.
MM
(INCHES)
DIMENSIONS:
0.41 ± 0.10
(.016 ± .004)
50 PLCS.
*R
oH
S
TOP VIEW
8.35 ± 0.50
(.329 ± .020)
0~8 °
0.10
(.004)
50 PLCS.
24.48 ± 0.20
(.964 ± .008)
0.25 ± 0.15
(.010 ± .006)
0.25 ± 0.10
(.010 ± .004)
1.15 ± 0.15
(.045 ± .006)
SIDE VIEW
Packaging Specifications
SIDE VIEW
Electrical Schematic
26 MX8-
27 MX8+
29 MX728 MCT8
1CT:1CT
30 MX7+
32 MX631 MCT7
1CT:1CT
33 MX6+
1CT:1CT
35 MX534 MCT6
36 MX5+
1CT:1CT
39 MX437 MCT5
40 MX4+
42 MX341 MCT4
1CT:1CT
43 MX3+
45 MX244 MCT3
1CT:1CT
46 MX2+
48 MX47 MCT2
1CT:1CT
50 MCT1
1CT:1CT
11.90
(.469)
TYP.
49 MX+
CABLE SIDE
Recommended Layout
2.43
(.096)
TYP.
Model
N
Inductance (@ 100 kHz, 0.1 V, 8 mA)
......................................... 350 µH min.
Leakage Inductance (100 kHz, 0.1 V)
......................................... 0.5 µH max.
DCR................................. 1400 mΩ max.
Turns Ratio.................... (1CT:1CT) ±5 %
Insertion Loss
1-100 MHz........................-1.1 dB max.
Return Loss
1-30 MHz............................-18 dB min.
40 MHz............................-14.4 dB min.
50 MHz............................-13.1 dB min.
60-80 MHz..........................-12 dB min.
100 MHz.............................-10 dB min.
Cross Talk
1-100 MHz..........................-30 dB min.
Common Mode Rejection
1-100 MHz..........................-30 dB min.
PoE++..............................................60W
Each channel supports
700 mA DC balance current
Full channels support
1400 mA DC balance current
Hi-Pot....................1500 Vac, 1 mA, 60 s
Operating Temperature.....0 °C to +70 °C
Storage Temperature.....-40 °C to +85 °C
Additional Information
CO
M
& PL
AE IAN
C T,
CO *
M *H
PL AL
IA O
NT GE
Electrical Specifications @ 25 °C
0.64
(.025)
TYP.
TD8- 25
TD8+ 24
TD7- 22
TCT8 23
TD7+ 21
TD6- 19
TCT7 20
TD6+ 18
TD5- 16
TCT6 17
TD5+ 15
TD4- 12
TCT5 14
TD4+ 11
TD3- 9
TCT4 10
TD3+ 8
TD2- 6
TCT3 7
TD2+ 5
TD1- 3
TCT2 4
24.48
(.964)
TYP.
TD1+ 2
1.02
(.040)
TYP.
TCT1 1
Ro
H
** S C
HA O
LO MP
GE LIA
N NT
FR a
EE nd
Features
CHIP SIDE
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
DIMENSIONS:
MM
(INCHES)
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
SM13143EL - 10/100/1000 Base-T Transformer
Soldering Profile
290
TL = 217 °C
217
Temperature (°C)
10 seconds max.
TP = 250 °C
250
Ramp Up
6 °C/s. max.
Ramp Down
6 °C/s. max.
125
Ramp Up
6 °C/s.
max.
approx. 120 s.
60 ~ 150 s
FLUX ACTIVATION
REFLOW
25
PRE-HEAT
0
0
60
120
180
240
COOL DOWN
300
360
420
Time (Seconds)
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
SM13143EL - 10/100/1000 Base-T Transformer
Packaging Specifications
330
DIA.
(12.99)
1.75 ± 0.1
(.069 ± .004)
2.0
REF.
(.079)
4 ± 0.1
(.157 ± .004)
20 ± 0.1
(.787 ± .004)
20.2 ± 0.1
(.795 ± .004)
1.5
DIA.
(.059)
0.5 ± 0.1
(.020 ± .004)
25.5 ± 0.1
(1.00 ± .004)
28.1 ± 0.1
(1.106 ± .004)
5°
44 ± 0.3
(1.732 ± .012)
8.0 ± 0.1
(.315 ± .004)
5°±0°
12.0 ± 0.1
(.472 ± .004)
8.2 ± 0.1
(.323 ± .004)
8.7 ± 0.1
(.343 ± .004)
DIMENSIONS:
1
(.039)
MM
(INCHES)
USER DIRECTION OF FEED
QUANTITY: 350 PCS. PER REEL
Asia-Pacific: Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 885 877 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
11/21
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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