LTM4645 datasheet(29/34 Pages) LINER

29 / 34 page

LTM4646

4646f

For more information www.linear.com/LTM4646

TYPICAL APPLICATIONS

Figure 20. Four Phase Design 1V at 40A

RUN1

PGOOD1

SW1

VOUT1

VOUTS1

FREQ VIN1 VIN2 CPWR

DRVCC INTVCC EXTVCC PHASMD

VFB1

VRNG

VOUTS1–

COMP1A

COMP1B

TRACK/SS1

RUN2

PGOOD2

SW2

VOUT2

VOUTS2

VFB2

VOUTS2–

COMP2A

COMP2B

TRACK/SS2

MODE_PLLIN TEMP1+ TEMP1– SGND GND TEMP2+ TEMP2– CLKOUT

LTM4646

100µF

×4

RUN

1V AT 40A

45.3k

18.2k

REMOTE

SENSED

GND

100pF

CHANNEL 2 TEMP MONITOR DIODE

CHANNEL 1 TEMP MONITOR DIODE

INTVCC

INTVCC_U1

100F

×4

INTVCC_U1

4.7F

115k

10F

25V

×3

4.5V TO 16V

64.9k

100F

25V

0.1F

COMP

RUN1

RUN

PGOOD1

SW1

VOUT1

VOUTS1

FREQ VIN1 VIN2 CPWR

DRVCC INTVCC EXTVCC PHASMD

VFB1

VRNG

VOUTS1–

COMP1A

COMP1B

TRACK/SS1

RUN2

PGOOD2

SW2

VOUT2

VOUTS2

VFB2

VOUTS2–

COMP2A

COMP2B

TRACK/SS2

MODE_PLLIN TEMP1+ TEMP1– SGND GND TEMP2+ TEMP2– CLKOUT

LTM4646

4646 F20

100µF

×4

470F

2.5V

POSCAP

RUN

100pF

CHANNEL 2 TEMP MONITOR DIODE

CHANNEL 1 TEMP MONITOR DIODE

CLK

INTVCC_U2

100F

×4

INTVCC_U2

4.7F

115k

10F

25V

×3

4.5V TO 16V

COMP

PGOOD

INTVCC_U2

RUN

PGOOD

VOUTS2–

VFB

TRACK

VOUTS2–

VFB

TRACK

CLK

LTM4645 Datasheet(PDF) 29 Page - Linear Technology

LTM4645 Datasheet(HTML) 29 Page - Linear Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34

Datasheet Download

Link URL