Bothhand USA.
e-mail: sales@bothhandusa.com http://www.bothhandusa.com
40 PIN SMD ETHERNET 10/100 BASE-TX QUAD PORT TRANSFORMER
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P/N: 40ST1041Q DATA SHEET
Feature
40-PIN SMD Package compatible with broadcom , NS
TMI Davicom chips.
Designed for multiport repeater and switched Ethernet
applications utilizing single RJ-45 connectors.
Operating temperature range : 0℃ to +70℃.
Storage temperature range: -25℃to +125℃.
Electrical Specifications @ 25°C
Part
Number
40ST1041Q
Turns Ratio
(±5%)
TX
1CT:1CT
RX
1:1
OCL(μH Min)
@100KHz/0.1Vrms
8mA DC/Bias
350
Cross talk
(dB Min)
0.3-100MHz
-38
Rise Time
(ns TYP)
2.5
HI-POT
(Vrms)
1500
Continue
Part
Number
40ST1041Q
Insertion Loss
(dB Max)
0.3–100MHz
-1.15
0.3-30MHz
-16
Return Loss
(dB Min)
30-60MHz
-12
60-80MHz
-10
CMR
(dB Min)
0.3-60MHz
-30
1-60 MHz
-37
DCMR
(dB Min)
60-200 MHz
-25
Schematic
Mechanical
462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434
A2(02/06)