ADP3020 Просмотр технического описания (PDF) - Analog Devices

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производитель

ADP3020

High-Efficiency Notebook Computer Power Supply Controller

Analog Devices 

ADP3020

VIN

4.5V-5.5V

R15

10.7k⍀

R16

10k⍀

C18

2.2nF

R10

2.2k⍀

R1

6.9k⍀

C1

150pF

C2

6.8nF

C4

1␮F

R2

47k⍀

C5

1nF

R3

47k⍀

C6

1␮F

R4

75k⍀

C8

470pF

C9

68pF

C19

330pF

R11

6.2k⍀

1 CS5

U1

ADP3020

BST5 38

2 FB5

3 EAN5

DRVH5 37

SW5 36

D6

1N4148

4 EAO5

DRVL5 35

5 ADJ/FX5

6 SS5

PGND 34

C16

SD 33 1␮F

7 CLSET5

8 REF

9 AGND

AUXVCC 32

INTVCC 31

VIN 30

R6

10⍀

R5

10⍀

10 CLSET3

11 MODE

12 SYNC

13 SS3

14 ADJ/FX3

DRVL3 29

SW3 28

D5

1N4148

DRVH3 27

BST3 26

DRV2 25

15 EAO3

16 EAN3

17 FB3

18 CS3

19 PFI

FB2 24

SD2 23

CPOR 22

PWRGD 21

PFO 20

R12

10k⍀

C22

4.7␮F

R14

4.7⍀

C17

100nF

Q5

SI4410

Q4

SI4410

C14A

10␮F

C14B

10␮F

L2

4.7␮H

D2

10BQ040

R13

4.7⍀

C15

4.7␮F

C13 C20A

1␮F 10␮F

C20B

10␮F

Q2

SI4410

C12

100nF

Q5

SI4410

L1

4.7␮H

D1

10BQ040

PWRGD

R17

100⍀

D4

10BQ040

(OPTIONAL)

+

C27A

68␮F

+

C27B

68␮F

VOUT25

2.5V, 3A

D3

10BQ040

(OPTIONAL)

+

C24A

68␮F

+

C24B

68␮F

VOUT33

3.3V, 4A

C26

4.7␮F

Q1

NDS8434

R9

C28

4.7k⍀ 1␮F

R8

3.16k⍀

VOUT15

1.5V, 1.5A

C11

33␮F

R7

12k⍀

Figure 21. 5 V to 2.5 V/3.3 V DC-DC Converter

REV. 0

–19–

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