BOTHHAND 40ST1021_1

Bothhand USA. e-mail: sales@bothhandusa.com http://www.bothhandusa.com
40PIN SMD ETHERNET 10/100 BASE TX TWO PORT TRANSFORMER
P/N: 40ST1021 DATA SHEET
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Feature
40-PIN SMD Package designed to meet IEEE 802.3
& IR requirement .
z Operating Temperature range: 0°C to +70°C.
z Storage temperature range: -25°C to +125°C.
z
Electrical Specifications @ 25°C
Part
Number
40ST1021
Turns Ratio
OCL (uH Min)
(±5%)
@ 100KHz/0.1Vrms
TX
RX
with 8mA/DC Bias
1CT:1
1CT:1CT
350
Insulation
CW/W
L.L
(pF Max)
(uH Max)
28
0.5
HI-POT
Resistance
(Vrms)
(MΩ)
10,000
1500
Continue
Part
Number
40ST1021
Insertion Loss
Return Loss
(dB Max)
(dB Min)
Cross talk
DCMR
(dB Min)
TX/RX(dB Min)
0.3-100 MHz
0.3-30MHz
30-60MHz
60-80MHz
0.3-100MHz
1-60MHz
60-200MHz
-1.15
-16
-12
-10
-38
-37
-25
Schematic
Mechanical
462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434
A6(02/06)