March 7, 2007

DATATRONIC

:

28151 Highway 74, Romoland, CA 92858 Tel: 951-928-7700 Toll Free: 888-889-5391 Fax: 951-928-7701

Email: ddisales@datatronics.com

499 King’s Road, Hong Kong Tel: (852) 2562 3858, (852) 2564 8477 Fax: (852) 2565 7214, (852) 2563 1290

All specifications are subject to change without notice.

NOTES:

1.

Dimensions are shown in inches/millimeters

Unless otherwise specified, tolerance = Inches: ±0.010

= Millimeters: ±0,25

2.

For non-RoHS parts replace PT prefix with 42- (e.g. PT542-1

becomes 42-542-1)

3.

Terminal finish is compliant to RoHS requirements. Solder in

accordance with J-STD-020C

ADSL and RADSL Transformers

Features

For use with Globespan ADSL Chipset

Excellent Total Harmonic Distortion (THD) performance

Designed exceeds standards for ANSI and ETSI

Designed to meet UL1950 and BABT

ELECTRICAL SPECIFICATIONS AT 25

°C:

OPERATING TEMP: -40

°C to 85°C

Part

Number

Turns Ratio

Chip-Line

(

±2%)

OCL Primary

(1-4) with (2-3)

shorted

(

µH±10%)

Leakage

Inductance

(

µH MAX)

DCR

@(1-3), (2-4),

(10-8), (9-7)

(

Ω MAX)

Isolation

Voltage

(Vrms)

Insertion Loss

(dB MAX)

Longitudinal

Balance

(dB Typ)

Package

PT542-1

1.4:1.4:1:1

940

10

1.2

1500

3

62

THT

PT543-1

1:1:1:1

410

10

0.8

1500

3

62

THT

PT544-1

1.4:1.4:1:1

940

10

1.2

3000

3

62

THT

PT545-1

1:1:1:1

410

10

0.8

3000

3

62

THT

SM546-1

1.4:1.4:1:1

940

10

1.2

3000

3

62

SMT

SM547-1

1:1:1:1

410

10

0.8

3000

3

62

SMT

OUTLINE DIMENSIONS

SCHEMATIC

THT

SMT