Audio

Line Matching Transformer

TLA4529

TLA4529 is a 1:1 line matching trans-

former with the following features.

•

BABT certified for reinforced in-

sulation to EN41003 &

EN60950. .

Certificate #: CT/T/0054

•

Also conforms to U.S. FCC part

68, Canadian CS 03 and Austra-

lian AS3260 regulations.

•

Epoxy encapsulated.

Applications:

Interfacing equipment to a 600

Ω line,

requiring high insulation voltage be-

tween line and equipment , and

where no DC current handling is re-

quired.

Wind. Res.

(Ohms)

Pri

31.5

31.5

29.2

“

Sec

31.5

31.5

35.1

Leakage Ind.

(mH)

Pri

< 9

< 9

< 1

Insertion Loss

(dB)

@ 1000 Hz

< 1.0

< 1.0

< 1.0

Frequency Resp.

(KHz)

< 0.5 dB

0.2 - 4

0.2 - 4

0.2 - 100

Longitudinal Bal.

(dB)

200 - 4000 Hz

> 65

> 65

> 65

Return Loss

(dB)

200 - 4000 Hz

> 19

> 19

> 19

(dB)

200 - 4000 Hz

> 14

> 14

> 14

Cross talk

(dB)

200 - 4000 Hz

> 60

>60

> 90 dB

Dielectric Strength

(Vrms)

4000

4000

4000

27 nF

27 nF

150 nF

150 nF

TLA4529 & -2

Fig.1: Schematic

for TLA4529 & -2

Filtran Limited

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

7-12

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

1

Pri

2

4

Sec

3

Fig.2: Test circuit

620

Ω

370

Ω

310 nF

Fig.3 : Ref. Network (BS6305)

DOT AT

PIN 1

ELECTRICAL

TLA4529

TLA4529-1

TLA4529-2

Fig.4: Schematic for

TLA4529-1

1

Pri 2

3

6

5 Sec

4

Select for

optimum

Return Loss

TLA4529-1

MECHANICAL

0.1

0.6

0.3

0.15

0.3

0.7

0.7

0.5

DIA 0.025

ALL DIMENSIONS

ARE IN INCHES