EV8042DF-00B – HIGH CURRENT, DUAL CHANNEL POWER HALF-BRIDGE

EVALUATION BOARD

EV8042-00B Rev. 1.0

www.MonolithicPower.com

2

6/8/2006

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2006 MPS. All Rights Reserved.

TM

EVALUATION BOARD SCHEMATIC

MP8042

U1

NC

AGND1

PWM1

STBY

PWM2

FAULT

SHDWN

AGND2

NC

VDR2

VDR1

BST1

PGND1

OUT1

VDD1

NC

VDD2

OUT2

PGND2

BST2

PWM1

GND

PWM2

NC

GND

STDBY

GND

GND

SHDWN

NC

FAULT

1

2

3

4

5

6

7

8

9

10

20

19

18

17

16

15

14

13

12

11

VCC

VCC

PULL-UP

VDD

CN1

CN2

OUT1

OUT2

GND

GND

GND

GND

PWM1

STDBY

SHDWN

FAULT

VCC

+

VCC

D4

D5

D7

D6

D2

1N4148

D1

4.7V

D3

1N4148

C2

390pF

SW2

SW1

BST1

BST2

OUT1

OUT2

C13

390pF

EV8042DF-00B BILL OF MATERIALS

Qty

Ref

Value

Description

Package

Manufacturer

Manufacturer P/N

C1

2200µF Electrolytic Cap.,35V, NHG

Radial

Panasonic

ECA-1VHG222

C2, C13

390pF

Ceramic Cap., 50V, X7R

SM0805

Panasonic

ECU-V1H391KBN

C3, C4

1µF

Ceramic Cap., 50V, X7R

1210

TDK

C3225X7R1H105K

C5, C6

0.1µF

Ceramic Cap., 50V, X7R

0805

TDK

C2012X7R1H104K

C7, C8

0.1µF

Ceramic Cap., 25V, X5R

1206

Panasonic

ECJ-3VB1E104K

C9, C11

0.47µF Film Cap., 50V, V-Series

Radial

Panasonic

ECQ-V1H474JL

C10

1µF

Film Cap., 63V, V-Series

Radial

Panasonic

ECQ-V1J105JM

C12

0.1µF

Ceramic Cap., 16V, X7R

0603

TDK

C1608X7R1C104K

R1

4.7kΩ

Film Res., 5%

0603

Panasonic

ERJ-3GEYJ472V

R2, R3, R4

100kΩ Film Res., 5%

0603

Panasonic

ERJ-3GEYJ104V

R5, R6

10Ω

Ceramic Res., 5%

SM0805

Panasonic

ERJ-6GEYJ100V

D1

Diode Zener, 4.7V, 200mW

SOD-323

Diodes Inc.

BZT52C4V7S-7

D2, D3

Diode Switch, 75V, 200mW

SOD-323

Diodes Inc.

1N4148WS-7

D4, D5,

D6, D7

Diode Schottky, 30V, 1A

SMB

IR

MBRS130LTR

L1, L2

10µH

Power Inductor, 7A

Radial

Toko

16RHBP-100M

CN1, CN2

Banana Jacks, Red and Black

U1

Class D Audio Amplifier

TSSOP-20

MPS

MP8042DF