40ST1021D Datasheet, PDF (1/1 Pages) Bothhand USA, LP. – 40PIN SMD ETHERNET 10/100 BASE TX TWO PORT TRANSFORMER

Bothhand USA. e-mail: [e-mail] http://www.bothhandusa.com
40PIN SMD ETHERNET 10/100 BASE TX TWO PORT TRANSFORMER
P/N: 40ST1021D DATA SHEET
Page1/1
Feature
z 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.
Electrical Specifications @ 25°C
Part
Number
Turns Ratio
(±3%)
TX
RX
OCL (uH Min)
@ 100KHz/0.1Vrms
with 8mA/DC Bias
CW/W
(pF Max)
L.L
(uH Max)
40ST1021D 1CT:1CT 1CT:1CT
350
20
0.4
Continue
Rise Time
(n s Typ)
2.5
HI-POT
(Vrms)
1500
Part
Number
40ST1021D
Insertion Loss
(dB Max)
0.3-100 MHz
-1.15
Return Loss
(dB Min)
Cross talk
(dB Min)
1-30MHz 40-50MHz 60-80MHz ^{0.3-60MHz 60-100MHz}
-18
-14
-12
-40
-35
DCMR
(dB Min) TX/RX
30MHz
-40/-37
60MHz 200MHz
-33/-28 -25/-25
Schematic
Mechanical
462 Boston St - Topsfield, MA 01983 - Phone: [phone] - Fax: [phone]
A0(02/11)