For other values & Custom Designs, contact factory.

Specifications subject to change without notice.

15801 Chemical Lane, Huntington Beach, CA 92649-1595

Tel: (714) 898-0960 • Fax: (714) 896-0971

Rhombus

Industries Inc.

21

HDSL-EP - 5/99

PRI

1

10

4

7

2

9

5

6

SEC

Schematic "B"

9

7

1

4

2

5

PRI

SEC

Schematic "A"

P/N

T-911

T-940

T-976

T-982

T-983

T-984

Units

Turns Ratio

1:1

2:1

2:1

2:1

2:1

2:1

Inductance

3

5

2

3

3.5

8

mH

DC Resistance Pri

3.8

3.5

2.5

2.5

2.5

4.0

Ω

DC Resistance Sec

3.8

2.2

1.0

1.0

1.0

2.3

Ω

Frequency

Response

0.1

0.07

0.1

0.7

0.1

0.1

dB

Insertion Loss

0.5

0.43

0.5

0.4

0.5

0.5

dB

D.C. Current

100

100

160

160

60

60

mA

Longitudinal

Balance

50

5350

535353

dB

Return Loss

17

17

16.5

201716

dB

Harmonic

Distortion

-70

-70

-70

-70

-70

-70

dB

Isolation

1000

1500

1500

1500

1500

1500

V

RMS

Schematic Style

B

A

A

A

A

A

Request Individual Data Sheets for test conditions & additional information

HDSL

Line Interface

Transformers

Thru-hole & Surface Mount Versions

Pin Diameter is 0.025 (0.64)

.100

(2.54)

TYP.

.210

(5.33)

TYP.

.525

(13.34)

MAX.

.550

(13.97)

MAX.

.536

(13.61)

MAX.

.400

(10.16)

TYP.

1

2

3

45

10

9

8

76

Bottom

View

Physical Dimensions

inches (mm)

.522

(13.26)

MAX.

.100

(2.54)

.028

(0.70)

.532

(13.51)

MAX.

.516

(13.1)

.675 (17.15)

.663 (16.85)

.516

(13.1)

MAX.

.025

(0.64)

Example:

T-976G

Surface Mount Versions of all Parts listed are available.

Add suffix "G" to specify surface mount package style.

Standard Thru-hole EP-13 Package

Manufacturer

I.C.

Bit

Transformer

Name

Part #

Rate

Part #

Brooktree

BT8921

784

T-982

Brooktree

BT8921

1168

T-976

Brooktree

BT8960

160

T-984

Brooktree

BT8960

288

T-940

Brooktree

BT8960

416

T-983

Brooktree

BT8970

784

T-982

Brooktree

BT8970

1168

T-976

For Complete Details including

PDF Catalogs & Data Sheets on this

and other product families visit

www.rhombus-ind.com