LTM4709

21

Rev. 0

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TYPICAL APPLICATIONS

Figure 15. 1.3V Input, 0.8V, 1V, 0.9V Output at Triple 3A with Minimum Solution Size

Figure 16. 12V Switching Regulator Input, 0.8V, 1V, 0.9V Output at Triple 2A with Optimized PSRR Performance

LTM4709

IMONR1

IMON1

IMON2

IMON3

PGR1,2,3

PG1,2,3

VIOC1

VO10

VO11

VO12

EN1,2,3

BIAS1,2,3

VO30

VO31

VO32

VO20

VO21

VO22

VOUTS1

VIN1

VIN2

VOUTS2

GND

VIN3

VOUT2

VOUT3

VOUTS3

VOUT1

IMONR3

VREF1,2,3

IMONR2

3.3VBIAS

1.3VIN

4.7 F

× 3

4709 F15

10 F

10 F

10 F

0.9VOUT3

1VOUT2

0.8VOUT1

LTM4709

IMONR1

IMON1

IMON2

IMON3

PGR1,2,3

PG1,2,3

VIOC1

VO10

VO11

VO12

EN1,2,3

BIAS1,2,3

VO30

VO31

VO32

VO20

VO21

VO22

VOUTS1

VIN1

VIN2

VOUTS2

GND

VIN3

VOUT2

VOUT3

VOUTS3

VOUT1

IMONR3

VREF1,2,3

IMONR2

3.3VBIAS

1.3V

4.7 F

100 F

× 2

4709 F16

22 F

22 F

22 F

0.9VOUT3

1VOUT2

0.8VOUT1

UPSTREAM

SWITCHING

REGULATOR

(e.g., LTM4702)

SET

VOUT

VOSNS

GND

VIN

13kΩ

12VIN