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10/100/1000BASE-T TRANSFORMER MODULES
Networking Components
LF 92 31
ELECTRICAL CHARACTERISTICS @25 C
Rise Time & Fall Time @5.0ns (Max), Hi-Pot Test @60Sec, 1500Vrms, OCL @8mA DC Bias 350uH (Min) Model Insertion Loss (dB Max)
1-100 MHz 1-30 40
o
Return Loss (dB Min)
50 MHz MHz 60-80 100 30
Cross Talk (dB Min)
60 MHz 100
Turns Ratio TX/RX ( 5%)
100 KHz
LF9231
-1.0
-30
-21.5
-20
-16
-14
-45
-40
-35
1:1 / 1:1
MECHANICAL CONSTRUCTION
A
SCHEMATICS
1 3 2 6 4 5 13 15 14 7 9 8 12 10 11 19 21 20 24 22 23
LF9231
B
DATE CODE
18 16 17
C D
E
APPLICATION CIRCUITS
LF9231
PIN 1 6.35 1.27
1 6 12 18 24
TXIP_A TXVP_A
1
47.5 OHM 0.1uF 47.5 OHM
7 9 8 12 10 11
75 OHM 75 OHM
J1
6.35
7 13 19
UNIT : mm / inch A = 10.00 / 0.394 TYP B = 10.00 / 0.394 TYP C = 4.
LF9231 Datasheet
