EV1740EC-00A – 3W HIGH EFFICIENCY MONO CLASS D AUDIO AMPLIFIER EVB

EV1740EC-00A Rev. 1.0

www.MonolithicPower.com

3

10/19/2011

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2011 MPS. All Rights Reserved.

SCHEMATICS FOR TEST

NOT NEEDED FOR ACTUAL APPLICATION

BILL OF MATERIALS FOR TEST

Qty

Ref

Value

Description

Package

Manufacture

Part Number

2

C1, C2

0.22uF

Ceramic Cap, X7R, 16V

0603

muRata

GRM188R71C224KA01

2

C3, C5

0.22uF

Ceramic Cap, X7R, 50V

0805

TDK

C2012X7R1H224K

1

C4

10uF

Electrolytic Cap, 50V

Radial

Rubycon

2

C6, C7

(1)

0.47uF

Ceramic Cap, X7R, 16V

0603

muRata

GRM188R71C474KA88D

2

R1, R2

150kΩ

Ceramic Res, 1%

0603

Yageo

RC0603FR-07150KL

1

R3

150kΩ

Ceramic Res, 5%

0603

0603SAJ01154TSE

2

L1, L2

(1)

33uH

Inductor 1.3A

DS75LC

TOKO

DS75LC-B1047AS-330M

1

CN1

CONN/4PIN/0.100

1

CN2

Phono Jack, Female

RCA

Jack

1

SP1

Speaker Connector/1CH

1

JP1

JUMPER/2PIN

1

JP2

JUMPER/2PIN

1

U1

Amplifier

WLCSP

MPS

MP1740EC

Note:

1). These external components are used for performance test. For audio performance test, a LC low-pass filter is required even if the

analyzer has a low-pass filter. They are not needed for actual application..