Bothhand USA.
e-mail: sales@bothhandusa.com http://www.bothhandusa.com
40PIN SMD ETHERNET 10/100BASE TX TWO PORT TRANSFORMER MODULE
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P/N: 40ST1021C DATA SHEET
Feature
Patented interlock base design.
Compliant with IEEE 802.3u standards including 350•H
OCL with 8mA Bias.
Models designed to support two RJ-45 connectors.
IC grade transfer-molded package withstands 235°C peak
temperature profile.
Operating Temperature range: 0°C to +70°C.
Storage temperature range: -25°C to +125°C.
Electrical Specifications @ 25°C
Part
Number
40ST1021C
Turns Ratio
(±5%)
TX
1CT:1
RX
1CT:1CT
OCL (uH Min)
@ 100KHz/0.1Vrms
with 8mA/DC Bias
350
CW/W
(pF Max)
28
L.L
(uH Max)
0.5
Isolation Voltage
(Vrms)
1500
Continue
Part
Number
40ST1021C
Insertion Loss
(dB Max)
0.3-100 MHz
-1.15
0.3-30MHz
-16
Return Loss
(dB Min)
30-60MHz
-12
60-80MHz
-10
Cross talk
(dB Min)
0.3MHz-100MHz
-38
DCMR
(dB Min)
1-60MHz
-37
60-200MHZ
-25
Schematic
Mechanical
462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434
A3(02/06)
BOTHHAND [ BOTHHAND USA, LP. ]
