LTC3780MP(RevE) View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC3780MP
(Rev.:RevE)

High Effi ciency, Synchronous, 4-Switch Buck-Boost Controller

Linear Technology 

APPLICATIONS INFORMATION

CSS

CC2

C

CC1

RC

RR

R1

R2

RPU

1

24

PGOOD BOOST1

2

SS

23

TG1

LTC3780

3 SENSE+

22

SW1

4 SENSE–

21

VIN

5

20

ITH

EXTVCC

6

19

VOSENSE INTVCC

7

18

SGND

BG1

8

RUN

17

PGND

9

FCB

16

BG2

10

15

PLLFLTR SW2

VPULLUP CA

DA

CF

CVCC

RSENSE

DB

11

14

fIN

PLLIN

TG2

12

13

STBYMD BOOST2

CB

RIN

LTC3780

D

D2

VOUT

COUT

C

L

D1

B

A

CIN

VIN

3780 F11

Figure 11. LTC3780 Layout Diagram

PGND

C

RR

SGND

3780 F12

Figure 12. Sense Lines Layout

3780fe

25

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