15801 Chemical Lane, Huntington Beach, CA 92649

Phone: (714) 898-0960

FAX: (714) 896-0971

NAME:

SHEET:

DATE:

RHOMBUS P/N:

CUST P/N:

Rhombus

Transformers & Magnetic Products

Industries Inc.

1 OF 1

5/21/01

T-17804

www.rhombus-ind.com

10/100 BASE-T SINGLE PORT TRANSFORMER MODULE

1 : 1 Transmit Turns Ratio CompatibleWith Intel, National Semiconductor,

Level One, ICS, Kendin, TDK, Broadcom, SEEQ and Lucent Transceivers

Dimensions in inches (mm)

MAX.

.260

(6.60)

MAX.

.300

(7.62)

MAX.

1.000

(25.40)

.020

(0.51)

TYP.

.100

(2.54)

TYP.

.510 (12.95)

.480 (12.19)

MAX.

.410

(10.41)

.040

(1.02)

TYP.

.010

(0.25)

TYP.

Insertion

Differential to

Part

Insertion Loss

Return Loss

Crosstalk

Common Mode

Hipot

Number

(dB MAX)

(dB MIN @ 100

Ω)

(dB MIN)

Rejection (dB MIN)

(Vrms MIN)

0.1-100MHz

1-30MHz

40MHz 50MHz

60-80MHz

30MHz

60MHz 100MHz

30MHz

60MHz

100MHz

-1.0

-20

-20

-18

-14

-50

-40

-40

-42

-36

-33

1500

T-17804

SCHEMATIC

Meets all IEE 802.3 and ANSI X3.263 standards

including 350

µH OCL with 8 mA bias

Mil. Grade Epoxy encapsulated package

Tape and Reel available.

7 RX+

5

CT

6 RX-

10 TX-

12 CT

11 TX+

TD- 16

CT 14

TD+ 15

RECEIVE

1CT : 1CT

TRANSMIT

1CT : 1CT

RD+ 1

CT

3

RD- 2

12

CT