SM51108EL

PL
IA
N
T
Features
Model SM51108EL is obsolete and
not recommended for new designs.
Model SM51108PEL is the
preferred alternative.
CO
M
■ RoHS compliant*
*R
oH
S
■ IEEE802 3af/ANSI X3.263
Applications
■ VolP
■ PoE
SM51108L 10/100 Base Tx VolP Modules (Power over Ethernet - PoE)
Electrical Schematic
Electrical Specifications
Inductance - Open Circuit .... 350 μH min.
...(100 KHz, 0.1 V with 8 mA DC bias)
Turns Ratio ..............................1CT: 1CT
Insertion Loss
....................1-100 MHz, -1.2 dB max.
Return Loss (@ 100 ohms)
1-30 MHz...........................-16 dB min.
40 MHz ..............................-14 dB min.
50 MHz ..............................-13 dB min.
60-80 MHz.........................-12 dB min.
Cross Talk
60 MHz ..............................-40 dB min.
100 MHz ............................-35 dB min.
DCMRR
30 MHz .............................-43 dB min.
60 MHz ..............................-37 dB min.
100 MHz ............................-33 dB min.
PoE Current ................Up to 320 mA DC
Isolation ..................................1500 VAC
Operating Temperature
..................................-40 °C to +85 °C
Packaging Specifications
TD+ 1
16 TX1+
TCT 2
15 TXCT
TD- 3
14 TX1-
RD+ 6
11 RX1+
RCT 7
10 RXCT
RD- 8
9
E
T
E
L
O
S
B
O
...................................... 700 pcs. /reel
Recommended Layout
Product Dimensions
12.00
MAX.
(0.472)
8.89
(0.350)
8.89
(0.350)
Bourns
SM51108L
7.00
(0.276)
MAX.
9.30
(0.366)
10.48
(0.413)
7.13
(0.281)
YYWW
PIN 1
0.48 ± 0.30
(0.019 ± 0.012)
How To Order
RX-
1.27
(0.005)
0.76
(0.030)
1.27
(0.005)
SM51108E L
Model
Termination
L = Tin only (RoHS Compliant)
5.45 ± 0.25
(0.215 ± 0.010)
0.24 ± 0.14
(0.010 ± 0.006)
DIMENSIONS:
0°~8°
0.70
(0.028)
REV. 07/15
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications
MM
(INCHES)