LTC3586 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC3586

High Effi ciency USB Power Manager with Boost, Buck-Boost and Dual Bucks

Linear Technology 

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BLOCK DIAGRAM

LTC3586/LTC3586-1

VBUS

35, 36

CLPROG 4

NTC 5

2.25MHz

PowerPath

SWITCHING

REGULATOR

SUSPEND

LDO

500μA

–

+

BATTERY

TEMPERATURE

MONITOR

1.188V

CHRG 30

FAULT 38

EN1 21

EN2 20

EN3 18

EN4 33

MODE 9

ILIM0 1

ILIM1 2

VIN4 22

6, 7

VOUT4

SW4 8

FB4 10

CHARGE

STATUS

FAULT

LOGIC

MASTER LOGIC

800mA

EN4

2.25MHz

(BOOST)

SWITCHING

REGULATOR 4

3.3V LDO

CC/CV

CHARGER

0+.3–V

+

IDEAL

+–

–

15mV

3.6V

EN1

400mA

2.25MHz

(BUCK)

SWITCHING

REGULATOR 1

37 SW

3 LDO3V3

34 VOUT

31 GATE

32 BAT

29 PROG

27 VIN1

26 SW1

28 FB1

EN2

400mA

2.25MHz

(BUCK)

SWITCHING

REGULATOR 2

24 VIN2

25 SW2

23 FB2

EN3

1A

2.25MHz

(BUCK-BOOST)

SWITCHING

REGULATOR 3

39

GND

14, 15

VIN3

A

13 SWAB3

B

16, 17

VOUT3

D

19 SWCD3

C

11 FB3

12 VC3

3586 BD

3586fa

13

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