TEW5503 - 1 & - 2 are designed to be

used, as INPUT Transformers in the

ISDN primary rate access network for

the following devices:

Crystal

61535A,

61574A

61575,

6158A

Level One

304A,

305A

Also as IN / OUTPUT Transformer for:

Crystal

61534,

61535

61574

6158

Level One

300, 301, 305

TEW5503 - 3

Designed as OUTPUT

Transformer for:

Brooktree

BT8069B

Level One

LXT319, 318, 360

Mitel

MT9075

TEW5503 - 4

Designed as INPUT

Transfomer for:

Brooktree

BT8069B

Level One

LXT319, 318, 360

Mitel

MT9075

TEW5503 - 5

Designed as INPUT

& UTPUT Transf. for:

PMC-Sierra

PM4351 Comet

Typical applications are:

Trunks.

Line Impedance

Ohms

(4 - 6)

100/120

75

75,100

75, 100

100, 120

& 120

& 120

Turns ratio

(4 - 6) : (1 - 3)

1 : 2

1 : 2

2 : 1

1 : 1

1 : 2.41

Inductance

mH

(4 - 6)

> 1.2

> 0.7

> 4.8

> 1.2

> 1.3

Return Loss

dB

T1.408

G.703

n/a

G.703

T1.408

G.703

BS6328

G.703

Longitud. Balance

dB

T1.408

I.431

T1.4408

T.408

T1.408

I.431

I.431

I.431

I.431

Dielectric Strength

V r.m.s.

1500

1500

1500

1500

1500

3

2

1

6

4

5

3

1

6

4

2

MECHANICAL

ELECTRICAL SPECIFICATION

5503 - 1

5503 - 2

5503 - 3

5503 - 4

5503 - 5

Rd d

1.27

1.27

5.08

9.53

2.54

Filtran Limited

229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3,

2-42

Tel : (613) 226-1626 Fax : (613) 226-7124

Top view

Dimensions

are in mm.

CEPT/T

Input/Output Transformer

TEW5503