Rainbow-electronics MAX782 Manual de usuario descargar pdf (Pagina 10)

MAX782

Triple-Output Power-Supply

Controller for Notebook Computers

10 ______________________________________________________________________________________

FB3

CS3

3.3V

PWM

CONTROLLER

(SEE FIG. 3)

DH3

BST3

LX3

DL3

SS3

FB5

CS5

5V

PWM

CONTROLLER

(SEE FIG. 3)

DH5

BST5

LX5

DL5

SS5

ON3

ON5

+5V LDO

LINEAR 

REGULATOR

+3.3V

REFERENCE

300kHz/200kHz

OSCILLATOR

VDD

V+

REF

GND

SYNC

VPPA

DA0

DA1

VPPB

DB0

DB1

1.65V

LINEAR

REGULATOR

LINEAR

REGULATOR

3.3V

4.5V

STANDBY

2.8V

13V TO 19V



FAULT

VDD REG



13V

19V

PGND

Figure 2. MAX782 Block Diagram

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 31 32

Triple-Output Power-Supply 1

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Rainbow-electronics MAX782 Manual de usuario Pagina 10

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