NCP5425DBR2G datasheet(2/22 Pages) ONSEMI

Part #	NCP5425DBR2G

Description	Dual Synchronous Buck Controller

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP5425

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Figure 1. Application Diagram, 3.3 V to 1.5 V/10 A and 1.8 V/5.0 A Converter

C11

L2

GATE(H)1

GATE(H)2

Q3

Q4

IS+1

IS−1

VFB1

IS+2

VREF2

COMP2

+ C3

680

mF1

R5

3.5 k

C7

0.1

mF

R6

4 k

R12

30.9 k

Q2

L1

+ C14

680

mF2

12 V

+ C12

220

mF

5 V

R3

0.4 k

R4

15 k

R2

4 k

R1

4 k

C6

0.1

mF

C1

220

mF

3.3 V

+

GATE(L)1

COMP1

GATE(L)2

IS−2

VFB2

ROSC

1

2

7

8

10

9

20

19

14

15

13

11

12

17

C8

0.1

mF

C9

0.1

mF

R11 4K

1.3

mH

1.8 V/

5 A

R9

0.4 k

R10

18 k

R7

5 k

R8

4 k

Q1

1

mF

C10

1

mF

1.3

mH

1.5 V/

10 A

NTD60N02R

NTD110N02RT4

NTD60N02R

NTD110N02RT4

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