40 PIN SMD ETHERNET 10/100 BASE QUAD
PORT TRANSFORMER
Bothhandusa.com
P/N: 40ST1045 DATA SHEET
Feature
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Meets all IEEE802.3 standards.
Quad, four-port designs provide excellent EMI and
Common mode noise suppression.
Operating temperature range : 0℃ to +70℃.
Storage temperature range: -25℃ to +125℃.
Electrical Specifications @ 25°C
Part
Number
40ST1045
TX
1.23CT:1CT
Turns Ratio
(±5%)
RX
1:1
OCL (uH Min)
@ 100KHz/0.1V
with 8mA/DC Bias
350
Cross talk
(dB Min)
0.3-60MHz
-40
60-100MHz
-35
1500
HI-POT
(Vrms)
Continue
Part
Number
0.3–100MHz
40ST1045
-1.15
0.3-30MHz
-16
30-60MHz
-12
60-80MHz
-10
60MHz
-37
Insertion Loss
(dB Max)
Return Loss
(dB Min)
DCMR
(dB Min)
100MHz
-28
200MHz
-25
Schematic
Mechanical
462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434
BOTHHAND [ BOTHHAND USA, LP. ]
