LF9231 Datasheet, PDF (1/1 Pages) List of Unclassifed Manufacturers – TRANSFORMER MODULES

Networking Components
10/100/1000BASE-T
TRANSFORMER MODULES
LF9231
ELECTRICAL CHARACTERISTICS @25^oC
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
Return Loss
(dB Min)
Cross Talk
(dB Min)
1-30
40
50
60-80
100
30
MHz MHz
60
100
MHz
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
SCHEMATICS
A
LF9231
B
CD
DATE CODE
E
1
7
3
9
2
8
6
12
4
10
5
11
13
19
15
21
14
20
18
24
16
22
17
23
APPLICATION CIRCUITS
LF9231
PIN 1
6.35
1.27
1
6
7
12
13
18
UNIT : mm / inch
A = 10.00 / 0.394 TYP
B = 10.00 / 0.394 TYP
C = 4.10 0.100 / 0.161
D = 3.90 0.100 / 0.154
E = 0.20 / 0.008 TYP
0.004
0.004
19
24
24- 0.60
TXIP_A
TXVP_A
TXVN_A
TXIN_A
IC
CIS8201
CIS8204
CIS8211
CIS8221
CIS8224
CIS8234
CIS8244
TXIP_B
TXVP_B
TXVN_B
TXIN_B
TXIP_C
TXVP_C
TXVN_C
TXIN_C
47.5 OHM
47.5 OHM
47.5 OHM
47.5 OHM
47.5 OHM
47.5 OHM
1
0.1uF ₃
2
6
0.1uF ₄
5
13
0.1uF
15
14
7
J1
9 ^{75 OHM}
8
J2
12
J3
10 ^{75 OHM}
11
J6
19
J4
21 ^{75 OHM}
20
J5
DELTA ELECTRONICS, INC.
TXIP_D
TXVP_D
TXVN_D
TXIN_D
47.5 OHM
47.5 OHM
18
0.1uF ₁₆
17
Resistors required only
with CIS8201 / CIS8204
24
J7
75 OHM
22
23
1000pF
2KV
SHIELD
J8
RJ-45
CONNECTOR
(TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEI SAN INDUSTRIAL ZONE, TAOYUAN SHIEN, TAIWAN, R.O.C.
TEL: [phone]; FAX: [phone]
Http://www.deltaww.com/products/networking