MP28372 — DUAL 1.5A, 23V, 1.4MHz STEP-DOWN CONVERTER

MP28372 Rev. 1.4

www.MonolithicPower.com

10

12/10/2007

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TM

TYPICAL APPLICATION CIRCUITS

MP28372

SSB

BSB

NC2

INB

SWB

PGB

SGB

FBA

COMPA

ENA

10

9

8

7

6

5

4

3

2

1

SSA

NC1

BSA

INA

SWA

PGA

SGA

FBB

COMPB

ENB

20

19

18

17

16

15

14

13

12

11

D1A

B230A

C3B

3.3nF

C5A

10nF

D1B

B230A

C5B

10nF

2.5V @ 1.5A

OFF ON

3.3V @ 1.5A

12V

OFF ON

C6A

82pF

C3A

2.2nF

Figure 3—2.5V @ 1.5A and 3.3V @ 1.5A Application Circuit