March 7, 2007

DATATRONIC

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.

PT313 Series POT23/11 ADSL Line Transformers

For Alcatel, Globespan, Motorola and Analog Device Chipsets

•

Designed to meet ANSI and ETSI requirement

•

Excellent THD performance

•

Up to 100mA DC Current Capability

•

Operating Temperature –45 to +85

•

Custom Design for Other Pinouts and

•

Dimensions are available

Electrical Specification 1:

Part

Number

Chipset

Maker

Chipset

Application

T/R

Line:Chip

+/-3%

Line Side

Inductance

Leakage

Inductance

(uH

, Typ.)

Line Side

DCR

(

Ω, Max.)

Chip Side

DCR

(

Ω, Max.)

PT31301

Alcatel

MTK20140

CPE

1:1

440uH +/-5%

15

0.32

2.4

PT31302

Globespan

ADSL

CO

1:1.4

940uH +/-10%

10

2.4

2.4

PT31303

Globespan

ADSL

CPE

1:1

410uH +/-10%

10

1.6

1.6

Electrical Specification 2:

Part

Number

Schematic

THD

(dB Typ. @100

Ω)

Insertion Loss

(dB Typ.)

Longitudinal

Balance

(dB Typ.@100

Ω)

Hipot

(Vrms)

(Min.)

PT31301

1

-70dB @40kHz

3dB @40k-2MHz

40dB @25k-1MHz

2000

PT31302

2

-72dB @30kHz

3dB @40k-2MHz

40dB @25k-1MHz

1500

PT31303

2

-72dB @30kHz

3dB @40k-2MHz

40dB @25k-1MHz

1500

SCHEMATICS

Circuit 1

Circuit 2