EV4601EF-00A – EVB DESCRIPTION

EV4601EF-00A Rev.1.0

www.MonolithicPower.com

2

9/23/2011

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

© 2011 MPS. All Rights Reserved.

EVALUATION BOARD SCHEMATIC

DIM

VIN

LED-

EN

GND

7

4

2

10

13

16

8

5

6

1

3

9

12

11

15

14

FST

EN

SYN

FB

DGD

VSS

BST

DIM

VIN

OCP

OVP

SW

INGND

FAULT

COMP

SLOPE

MP4601

U1

SYN

LED+

FAULT

100k

R1

100

R3

10k

R11

NC

R13

0

R2

1M

R5

NC

C7

22pF

C3

10nF

C6

C1

Vin

2k

R10

10k

R6

10k

R9

10k

R12

100k

R17

D1

B290

20k

R14

C5

Boost

Vin

NC

C4

NC

R8

10k

R7

C2

VSS

VSS

4

1, 2, 3

5, 6, 7, 8

Q1

3.32

R18

3.32

R19

1

2

L1

360k

R16

178k

R15

5.1k

R4

EV4601EF-00A BILL OF MATERIALS

Qty Ref

Value

Description

Package

Manufacturer Part Number

1

C1

0.1μF

Ceramic

Capacitor;50V;X7R;0603

0603

muRata

GRM188R71H104KA93D

1

C2

2.2μF

Ceramic

Capacitor;100V;X7R;1210

1210

muRata

GRM32ER72A225KA35L

1

C3

22pF

Ceramic

Capacitor;50V;NPO;0603

0603

LION

0603N220J500T

1

C4

NC

Ceramic

Capacitor;100V;X7R;1210

1210

muRata

1

C5 2.2μF/100V

Ceramic

Capacitor;100V;X7R;1210

1210

muRata

GRM32ER72A225KA35L

1

C6

10nF

Ceramic

Capacitor;50V;X7R;0603

0603

muRata

GRM188R71H103KA01D

1

C7

NC

Ceramic

Capacitor;25V;C0G;0603

0603

muRata

1

D1

B290

Schottky Diode;90V;2A

SMB

Diodes

B290-F

1

L1

100μH

Inductor;100uH;255mOhm;1.2A

SMD

Wurth

744066101

1

Q1 SMK0260D N-Channel Mosfet;600V, 2A

DPAK(TO-

252)

AUK

SMK0260D