LM138_15 datasheet(14/14 Pages) LINER

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LT138A/LT339A

LM138/LM338

138afd

For more information www.linear.com/LT138A

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LINEAR TECHNOLOGY CORPORATION 1991

LT 0515 REV D • PRINTED IN USA

LinearTechnology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408)432-1900 ● FAX: (408) 434-0507 ● www.linear.com/LT138A

relaTeD parTs

Typical applicaTion

PART NUMBER

DESCRIPTION

COMMENTS

LT1083/LT1084/

LT1085

3A/5A/7.5A Low Dropout Regulators

Fixed Outputs, VIN Up to 30V

LT1580

7A Fast Transient Response Regulator with 0.7V Dropout

For 3.3V to 2.xxV Applications

LT1581

10A Fast Transient Response Regulator

For 3.3V to 2.xxV Applications

LT1584/LT1585/

LT1587

7A/4.6A/3A Low Dropout Fast Transient Response Regulator

For 1.2V to 3.3V Outputs from 5V

LT1764

3A Fast Transient Response Regulator

Dropout Voltage 340mV, Low Noise: 40µVRMS

Lamp Flasher

Automatic Light Control

Protected High Current Lamp Driver

LT338A

VIN

138A/338A TA08

VOUT

ADJ

12k

1μF

10μF

12V

15V

12k

OFF

12k

10μF

2N3904

LT338A

VIN

138A/338A TA09

VOUT

ADJ

1.2k

LT338A

VOUT

12V

138A/338A TA10

VIN

TTL OR

CMOS

ADJ

15V

10k

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