Model

Insertion

Return Loss

Cross Talk

Com. To Com.

Diff. To Com.

Turns Ratio

Loss

(dB Min)

Rejection Ratio

Mode Rejection

(dB Min)

TX/RX

(dB Max)

(dB Min)

(dB Min)

( 5%)

ELECTRICAL CHARACTERISTICS @25 C

o

Rise Time & Fall Time @5.0ns (Max), Hi-Pot Test @60Sec, 1500Vrms, OCL @8mA DC Bias 350uH (Min)

1-60

1-60

1-60

1-30 30-40 40-50 50-60

60-100

60-100

60-100

1

MHz

MHz

MHz

MHz

MHz

MHz

60-125

60-125

1-100

A-29

LF9208A

-0.5

-1.0 -1.2 -16 -13.5 -11.5 -10

-40

-38 -33

-30

-40

-30

1:1 / 1:1

LF9209A

-0.5

-1.0 -1.2 -16 -13.5 -11.5 -10

-40

-38 -33

-30

-40

-30

1:1 / 1:1

23

22

24

21

19

20

17

16

18

15

13

14

1

3

2

5

6

4

7

9

8

10

12

11

LF9208A

K

I

J

A

LF920**

E

D

B

F

DATE CODE

C

1.27

0.76

12.50 16.76

1

24

12

13

UNIT : mm / inch

A = 17.00 0.254 / 0.669 0.010

B = 12.00 0.254 / 0.472 0.010

C = 5.71

0.254 / 0.225 0.010

D = 16.00 0.254 / 0.630 0.010

E = 1.27 / 0.050 (TYP)

F = 0.46 0.127 / 0.018 0.005

G = 0.254 0.127 / 0.010 0.005

H = 0.254 / 0.010 (TYP)

I = 1.00 0.254 / 0.039 0.010

J=

K = 13.97 / 0.550 (TYP)

0~8

oo

MECHANICAL CONSTRUCTION

SCHEMATICS

252, SAN YING ROAD, KUEI SAN INDUSTRIAL ZONE, TAOYUAN SHIEN, TAIWAN, R.O.C.

TEL: 886-3-3591968; FAX: 886-3-3591991

DELTA ELECTRONICS, INC.

(TAOYUAN PLANT CPBG)

Http://www.deltaww.com/products/networking

TRANSFORMER MODULES

100/1000BASE-T

Networking Components

LF9208A

LF9209A

23

22

24

21

19

20

17

16

18

15

13

14

1

3

2

5

6

4

7

9

8

10

12

11