LTM4613

25

4613fd

For more information www.linear.com/LTM4613

DRVCC

fSET

TRACK/SS

PGOOD

RUN

COMP

INTVCC

FCB

MARG0

MARG1

MPGM

VOUT

VFB

VD

VIN

5V

R2

51k

C7

0.15µF

C6

22pF

C3

22µF

6.3V

4613 F23

C4

180µF

6.3V

5V

8A

C11

0.1µF

C5

100µF

50V

C2

10µF

50V

C8

10µF

50V

VIN

7V TO 36V

LTC6908-1

2-PHASE

OSCILLATOR

PLLIN

CLOCK SYNC

0° PHASE

CLOCK SYNC

180° PHASE

SGND

PGND

PGOOD

RUN

COMP

INTVCC

DRVCC

fSET

TRACK/SS

VIN

VD

PLLIN

SGND

5V TRACK

PGND

MARGIN

CONTROL

R4

51k

RfSET1

133k

RFB1

13.7k

R1

392k

R8

100k

R9

22.1k

RfSET2

64.9k

R3

51k

R7

51k

3.3V

R5

200k

V+

GND

SET

OUT1

OUT2

MOD

+

VOUT

VFB

FCB

MARG0

MARG1

MPGM

C1

22pF

C9

22µF

6.3V

C10

180µF

6.3V

3.3V

8A

MARGIN

CONTROL

RFB2

22.1k

R6

392k

+

+

LTM4613

LTM4613

5% MARGIN

C1

10µF

50V

×3

C11

10µF

50V

×3

Figure 23. 2-Phase, 5V and 3.3V at 8A Design with 500kHz Frequency and Output Voltage Tracking

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