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LT1579

© LINEAR TECHNOLOGY CORPORATION 1998

1579f LT/TP 0398 4K • PRINTED IN USA

Linear Technology Corporation

PART NUMBER

DESCRIPTION

COMMENTS

LT1175

500mA Negative Low Dropout Micropower Regulator

Adjustable Current Limit, Shutdown Control

LTC

Hot Swap

Controls Multiple Supplies, 24-Lead SSOP Package

LTC1422

Hot Swap Controller

Controls Single Supply, 8-Lead SO Package

LTC1473

Dual PowerPath

Power Path Management for Systems with Multiple Inputs

LTC1479

PowerPath Controller for Dual Battery Systems

Complete Power Path Management for Two Batteries,

DC Power Source, Charger and Backup

LT1521

300mA Low Dropout Micropower Regulator with Shutdown

12

Hot Swap and PowerPath are trademarks of Linear Technology Corporation.

RELATED PARTS

Additional Logic Forces LT1579 Into Shutdown to Protect Input Batteries

R2

2.7M

R10

1M

R1

1M

R3

1M

R6

2.7M

R7

1M

IN1

LBI1

LBO1

SS

IN2

LBI2

R4

10M

D1

R5

1M

C1

1

µF

C3

4.7

µF

C5

0.1

µF

C2

1

µF

IN1

D2

D1 TO D3: 1N4148

1579 TA03

D3

IN2

1/4

74C02

1/4

74C02

GND

1/4

74C02

R9

1.5M

R8

330k

D4

5.1V

1N751A

SHDN

LBO2

GND

C4

0.01

µF

NC

LT1579-5

BIASCOMP

DROPOUT

OUT

BACKUP

MAIN GOOD

5V/300mA

RESET