Datasheet

ManualsBrandsLINEAR TECHNOLOGY ManualsPMICsPMIC - voltage regulators - DC DC switch controllers PolyPhase® SSOP 24

25

LTC3736-1

37361f

SGND

FREQ

IPRG2

IPRG1

V

FB1

I

TH1

SW1

R

VIN

10Ω

R

ITH2

15k

C

ITH2

220pF

C

IN

22µF

C

VIN

1µF

V

IN

3.3V

V

IN

R

ITH1

15k

C

ITH1

220pF

C

FF1

100pF

C

FF1

100pF

2200pF

R

FB1B

187k

R

FB1A

59k

PGOOD

V

FB2

TRACK

I

TH2

TG2

LTC3736EGN-1

PGND

TG1

SSDIS

BG1

PGND

1

24

23

22

21

20

19

18

17

16

15

14

13

C

OUT1

, C

OUT2

: SANYO 4TPB150MC

L1, L2: VISHAY IHLP-2525CZ-01

D1, D2: OPTIONAL SCHOTTKY DIODE

2

3

4

5

6

7

5

12

11

10

9

SENSE1

+

MP1

SW1

D1

SW2

SSDIS

MP2

L1

1.5µH

L2

1.5µH

MN1

Si7540DP

MN2

Si7540DP

RUN/SS

BG2

PGND

SW2

SENSE2

+

R

TRACKB

1.18k

R

TRACKA

590Ω

R

FB2A

59k

R

FB2B

118k

C

OUT2

150µF

C

OUT1

150µF

V

OUT1

2.5V

3A

V

OUT2

1.8V

4A

37361 F15

+

+

4.7nF

D2

Figure 15. 2-Phase, Fixed 550kHz or Spread Spectrum, Dual Output Synchronous DC/DC Converter

TYPICAL APPLICATIO S

U