12ST1112 LF-RevA7-080620

Bothhand USA
email:sales@bothhandusa.com
tel: 978-887-8050
10/100 BASE-T SINGLE PORT TRANSFORMER MODULES
P/N:12ST1112 LF DATA SHEET
Page : 1/ 2
Feature
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Compact symmetrical size facilitates chip shooter
placement and reduces manufacturing time.
IEEE 802.3 and ANSI X3.263 compliant including 350uH
OCL with 8mA Bias.
Patented interlock Base construction for high reliability.
Comply with RoHS requirements-whole part No Cd, No Hg,
No Cr6+, No PBB and PBDE and No Pb on external pins.
Operating Temperature range: 0℃ to +70℃.
Storage temperature range: -25℃ to +125℃.
Electrical Specifications @ 25°C
Part
Number
12ST1112 LF
Transmit
OCL (uH Min)
DCMR
Turns Ratio(±5%)
@100KHz/0.1V
(dB Min) TX/RX
HI-POT
(Vrms)
TX
RX
with 8mA DC Bias
60MHz
100MHz
200MHz
1CT:1
1CT:1CT
350
-28
-26
-25
1500
Continue
Part
Number
12ST1112 LF
Insertion Loss
Return Loss
Cross talk
(dB Max)
(dB Min)
(dB Min)
0.3-100 MHz
1-30MHz
40MHz
50MHz
60-80MHz
1MHz
30MHz
60MHz
100MHz
-1.2
-16
-14
-13
-12
-60
-40
-40
-35
Schematic
462 Boston St,
Topsfield, MA 01983
http://www.bothhandUSA.com
email:sales@bothhandusa.com
A7(08/06)
tel: 978-887-8050
fax: 978-887-5434
Bothhand USA
email:sales@bothhandusa.com
10/100 BASE-T SINGLE PORT TRANSFORMER MODULES
P/N:12ST1112 LF DATA SHEET
tel: 978-887-8050
Page : 2/ 2
Mechanical
462 Boston St,
Topsfield, MA 01983
http://www.bothhandUSA.com
email:sales@bothhandusa.com
A7(08/06)
tel: 978-887-8050
fax: 978-887-5434