LTM4603 datasheet(21/24 Pages) LINER

21 / 24 page

LTM4603/LTM4603-1

4603f

Figure 19. 2-Phase, 2.5V and 1.2V at 6A with Tracking

Figure 18. Typical 4.5V-20VIN, 1.5V at 6A Design

VOUT

VFB

MARG0

MARG1

VOUT_LCL

DIFFVOUT

VOSNS

–

PGOOD

MPGM

RUN

COMP

INTVCC

DRVCC

TRACK/SS

PLLIN

LTM4603

392k

*C11 OPTIONAL TO REDUCE LC RINGING.

NOT NEEDED FOR LOW INDUCTANCE PLANE CONNECTIONS

100k

60.4k

µF

6.3V

470

µF

6.3V

1.2V AT 6A

2.5V

CLOCK SYNC 0

° PHASE

CLOCK SYNC 180

° PHASE

C6 100pF

MARGIN

CONTROL

MARGIN

CONTROL

µF

25V

VIN

1.2V

fSET

PGND

SGND

LTC6908-1

4.5V TO 16V

2-PHASE

OSCILLATOR

4603 F19

V+

GND

SET

OUT1

OUT2

MOD

C10

µF

25V

VOUT

VFB

MARG0

MARG1

VOUT_LCL

DIFFVOUT

VOSNS

–

PGOOD

MPGM

RUN

COMP

INTVCC

DRVCC

TRACK/SS

PLLIN

LTM4603

392k

100k

19.1k

µF

6.3V

470

µF

6.3V

2.5V AT 6A

µF

25V

VIN

2.5V

fSET

PGND

SGND

4.5V TO 16V

0.01

µF

C11*

100

µF

25V

C12

0.1

µF

R11

118k

19.1k

R10

60.4k

VOUT

VFB

MARG0

MARG1

VOUT_LCL

DIFFVOUT

VOSNS

–

PGOOD

MPGM

RUN

COMP

INTVCC

DRVCC

TRACK/SS

PLLIN

LTM4603

392k

100k

RSET

40.2k

COUT1

µF

6.3V

0.01

µF

COUT2

470

µF

6.3V

MARGIN

CONTROL

4603 F18

VOUT

1.5V

CLOCK SYNC

C3 100pF

REFER TO

TABLE 2

CIN

BULK

OPT.

TABLE 2

CIN

µF

25V

×2 CER

VIN

fSET

PGND

SGND

5% MARGIN

VIN

4.5V TO 20V

REVIEW TEMPERATURE

DERATING CURVE

PGOOD

VOUT

ON/OFF

APPLICATIO S I FOR ATIO

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