Rainbow-electronics MAX17480 Manual do Utilizador descarregar pdf (Página 24)

MAX17480

AMD 2-/3-Output Mobile Serial

VID Controller

24 ______________________________________________________________________________________

DAC1

UVLO

REFOK

RUN

AGND

REF

(2.0V)

ADDR

SVC

SVD

SVI INTERFACE

PGD_IN

SHDN

DDIO

DAC2

DAC3

FAULT2

FAULT1

DACOUT1

DACOUT2

DDIO

OFS_EN

OPTION

4-LEVEL

DECODE

ADDR

OFS_EN

ILIM12

CURRENT

LIMIT

IMAX_

IMIN_

CSA_

REF

SKIP_

GNDS1

BLANK1

TARGET1

GNDS2

BLANK2

TARGET2

BLANK3

TARGET3

DACOUT3

OSC

TIME

GNDS2

GNDS1

SMPS1 FAULT

BLOCK

SMPS2 FAULT

BLOCK

SMPS3 FAULT

BLOCK

PGD1

FAULT1

FBDC1

TARGET1

BLANK1

PGD2

FAULT2

FBDC2

TARGET2

BLANK2

PGD3

FAULT3

OUT3

TARGET3

BLANK3

IN3

LX3

PGND

BST3

ILIM3

PWR

TARGET3

OUT3

SMPS3 DRIVER

BLOCK

SKIP3

COMBINE

DETECT

COMBINE

CLOCK2

CLOCK1

SLOPE1

SLOPE2

CLOCK3

SLOPE3

CSP_

CSN_

FBDC_

SMPS1 AND

SMPS2 PWM

BLOCK

SMPS1 AND

SMPS2 DRIVER

BLOCK

FBAC_

PWM_

CLOCK_

TARGET_

IMIN_

IMAX_

SKIP_

SLOPE_

CSA_

COMBINE

PWM_

BST_

DH_

LX_

PGND

DL_

SKIP_

VRHOT

THRM

0.3 x V

GNDS MUX

PWRGD

CSP3

CSN3

FAULT3

SMPS1 TARGET

AND SLEW

RATE BLOCK

SMPS2 TARGET

AND SLEW

RATE BLOCK

SMPS3 TARGET

AND SLEW

RATE BLOCK

PWR

MAX17480

7-BIT VID

SKIP1

7-BIT VID

SKIP2

7-BIT VID

SKIP3

OSCILLATOR

Figure 4. Functional Diagram

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 47 48

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