MP4572

– 60V, 2A, SYNCHRONOUS STEP-DOWN CONVERTER

MP4572 Rev. 1.0

www.MonolithicPower.com

30

3/9/2020

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2020 MPS. All Rights Reserved.

TYPICAL APPLICATION CIRCUITS

EN

GND

VOUT

100k

Ω

R1

10µF

C1A

22µF

C2A

22µF

C2B

15µH

L3

10µF

C1B

5V/2A

0.1µF

C1C

76.8k

Ω

R11

CCM/SYNCO

PG

41.2k

Ω

R4

20k

Ω

R6

7.68k

Ω

R5

1µF

C3

100k

Ω

R9

IN

8

FREQ

5

PG

3

SW

2

CCM/

SYNCO

11

VCC

6

EN

12

FB

4

U1

MP4572

0.1µF

C4

1

2

JP1

100k

Ω

R10

GND

VEMI

22µF

CIN9

1210

1210

0603

0.1µF

C1D

0603

D1

BZT52C6V2

Figure 8: Typical Application Circuit

EN

GND

VOUT

100k

Ω

R1

10µF

C1A

22µF

C2A

22µF

C2B

15µH

L3

10µF

C1B

5V-60V

5V/2A

0.1µF

C1C

76.8k

Ω

R11

CCM/SYNCO

10nF

C2D

PG

41.2k

Ω

R4

20k

Ω

R6

7.68k

Ω

R5

1nF

C2C

1µF

C3

100k

Ω

R9

IN

8

FREQ

5

PG

3

SW

2

CCM/

SYNCO

11

VCC

6

EN

12

FB

4

U1

MP4572

0.1µF

C4

1

2

JP1

100k

Ω

R10

10nF

C2F

1nF

C2E

0.1µF/100V

C12

R23

10

Ω/0603

0.1µF

C10

R20

10

Ω

0.1µF

C11

R21

10

Ω

VOUT

GND

VEMI

240nH

L1

22µF

CIN9

4.7µH

L2

10µF

CIN7

1nF

CIN1

10nF

CIN2

1nF

CIN3

10nF

CIN4

0603

0603

0603

0603

1µF

CIN5

1µF

CIN6

0805

0805

1210

10µF

CIN8

1210

1210

1210

0603

0.1µF

C1D

0603

VIN

VIN

D1

BZT52C6V2

VOUT

DFE201612E-R24M

FDSD0402-H-4R7M

Figure 9: Typical Application Circuit with EMI Filters