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1739

Dual 500mA, 200MHz xDSL Line Driver Amplifier

Linear Technology 

LT1739

TYPICAL APPLICATIO

+IN

1000pF

182Ω

182Ω

12V

+

1/2

LT1739

–

1k

24.9k

SHDN 13.7Ω

1.65k

1.65k

1k

–

1/2

13.7Ω

LT1739

–IN

+

SHDNREF

–12V

1:1.2*

100Ω

LINE

*COILCRAFT X8502-A OR EQUIVALENT

1W DRIVER POWER DISSIPATION

1.15W POWER CONSUMPTION

1739 F17

Figure 18. ADSL Line Driver Using Active Termination

RELATED PARTS

PART NUMBER

LT1361

LT1794

LT1795

LT1813

LT1886

LT1969

LT6300

DESCRIPTION

Dual 50MHz, 800V/µs Op Amp

Dual 500mA, 200MHz xDSL Line Driver

Dual 500mA, 50MHz Current Feedback Amplifier

Dual 100MHz, 750V/µs, 8nV/√Hz Op Amp

Dual 200mA, 700MHz Op Amp

Dual 200mA, 700MHz Op Amp with Power Control

Dual 500mA, 200MHz xDSL Line Driver

COMMENTS

±15V Operation, 1mV VOS, 1µA IB

ADSL CO Driver, Extended Output Swing, Low Power

Shutdown/Current Set Function, ADSL CO Driver

Low Noise, Low Power Differential Receiver, 4mA/Amplifier

12V Operation, 7mA/Amplifier, ADSL Modem Line Driver

12V Operation, MSOP Package, ADSL Modem Line Driver

ADSL CO Driver in SSOP Package

20 Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408) 432-1900 q FAX: (408) 434-0507 q www.linear.com

1739fas, sn1739

LT/TP 0602 1.5K REV A • PRINTED IN THE USA

© LINEAR TECHNOLOGY CORPORATION 2001

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