http://www.alliedcomponents.com/lan_pdf/AHSC-4002I.pdf

RoHS
10/100 Base T Quad Port LAN Filter Module
AHSC-4002I
Ethernet based LAN, WAN and other networking applications
Cw/w: 56PF Typ @ 100KHz, 0.2V
Polarity: 1-40, 4-37, 6-35, 9-32, 11-30, 14-27, 16-25, 19-22, In-Phase
LL: 0.5µH Max @ 100KHz, 0.2V
DCR: 0.9 Ω Max
Operating Temp: -40ºC to +85ºC
Electrical Specifications @ 25°C
Part
Number
AHSC-4002I
OCL(uH Min)
@ 100kHz, 200mV
With 8mA DC Bias
350
Insertion Loss
(dB Max)
0.3-100MHz
-1.1
Turns Ratio
chip: cable
(±5%)
1CT:1CT(TX)/1CT:1CT(RX)
Return Loss
(dB Min)
50MHz
40MHz
-14.4
-13.1
0.3-30MHz
-18
60-80MHz
-12
Electrical Specifications @ 25°C
Part
Number
AHSC-4002I
Common Mode Rejection
(dB Min)
60MHz
-35
0.3-30MHz
-40
Cross Talk
(dB Min)
80-100MHz
-30
0.3-30MHz
-42
60-100MHz
-33
Isolation
HI-POT
(Vrms)
1500
All specifications subject to change without notice.
MECHANICAL
1.106(28.10)
ALLIED
0.472
(12.00)
0.092
(2.34)
0.630
(16.00)
AHSC-4002I
0.660
(16.76
DATECODE
0.050
(1.27)
0.012
(0.30)
0.030
(0.76)
0.050
(1.27)
0.018
(0.46)
0.244
(6.20)max
0.051(1.30)
0.950(24.13)
0°-8°
Dimensions:inch( mm)
Unless otherwise specified, all tolerances are ±0.010(0.25)
SCHEMATICS
TD2
RD3
RD4
20
19
1CT:1CT
21
23
18
22
24
17
25
26
TX4
1CT:1CT
15
14
1CT:1CT
TD3
ALLIED COMPONENTS INTERNATIONAL
11/16/12
15
RX4
16
28
27
29
13
30
12
9
10
1CT:1CT
RD2
RX3
1CT:1CT
31
TX3
11
33
8
6
1CT:1CT
RD1
32
34
7
35
36
5
TX2
1CT:1CT
37
38
3
1
TD1
714-665-1140
RX2
4
39
2
RX1
1CT:1CT
40
TX1
TD4
www.alliedcomponents.com