ETHERNET
10BASE-T
LAN FILTER MODULES
Networking Components
LA
7
NF
23
51
D
ELECTRICAL CHARACTERISTICS @25 C
Hi-Pot Test @60Sec, 1500Vrms
Model
LANF72351D
Insertion Loss
(dB Max)
-1.0 (1-10MHz)
Attenuation
TX (dB Min) RX
-7 (20MHz)
-6 (20MHz)
-19 (25MHz)
-14 (25MHz)
-32 (30MHz)
-35 (40MHz)
-20 (30MHz)
-26 (35MHz)
-31 (40MHz)
Return Loss
5-10MHz (dB Min)
100 Ohm
98 13 Ohm
-18
-15
Com. To Com. Mode Rejection
TX (dB Min) RX
-35 (5-10MHz)
-35 (5-10MHz)
-30 (10-50MHz)
-30 (10-50MHz)
-28 (50-100MHz)
-25 (50-100MHz)
o
MECHANICAL CONSTRUCTION
A
SCHEMATICS
1
2
R1 61.9 OHM
R2
R5
1.2K
LOW PASS
FILTER
1:1
11
TX
LANF72351D
C
422 OHM
R3
3
61.9 OHM
100 OHM
LOW PASS
FILTER
12
4
7
R4 422 OHM
D
5
LOW PASS
FILTER
R6
100 OHM
1:1
9
E
F
I
G
DATE CODE
H
RX
100 OHM
LOW PASS
FILTER
10
6
B
UNIT : mm / inch
A = 30.60 / 1.250 MAX
B = 7.62 / 0.300 MAX
C = 9.72 / 0.383 MAX
D = 3.20 0.30 / 0.126 0.012
E = 2.54 / 0.100 (TYP)
F = 0.50 0.127 / 0.020 0.005
G = 1.12 0.127 / 0.044 0.005
H = 0.254 0.127 / 0.010 0.005
I = 5.08 / 0.200 (TYP)
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
252, SAN YING ROAD, KUEI SAN INDUSTRIAL ZONE, TAOYUAN SHIEN, TAIWAN, R.O.C.
TEL: 886-3-3591968; FAX: 886-3-3591991
Http://www.deltaww.com/products/networking
A-3
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