MAX97200A Evaluation Kit

2 ______________________________________________________________________________________

Quick Start

Recommended Equipment

•

1.8VDCsupply

•

Stereoaudiosignalsource

•

Pairofstereoheadphones

Procedure

The MAX97200A EV kit is fully assembled and test-

ed. Follow the steps below to verify board operation.

Caution: Do not turn on the power supply until all

connections are completed.

1)

Verify that shunts are installed as follows:

JU1: Installed (device enabled)

2)

Set the power-supply output to 1.8V.

3)

Disable the power-supply output.

4)

Connect the power-supply ground to the GND pad

and the power-supply positive output to the VIN pad

on the EV kit.

5)

Connect the headphones to the stereo headphone

jack (J1) provided on the EV kit.

6)

Verify that the audio source output is disabled.

7)

Connect the left channel of the stereo audio source

to INL.

8)

Connect the right channel of the stereo audio

source to INR.

9)

Connect the ground of the stereo audio source to

GND.

10) Enable the stereo audio source.

11) Enable the power-supply output.

12) Verify that the headphones are playing the audio

source signal.

Jumper Configuration

Headphone Amplifier Shutdown

Jumper JU1 enables or disables the headphone ampli-

fier. See Table 1 for jumper JU1 configuration.

Table 1. Shutdown Input (JU1)

SHUNT POSITION

SHDN PIN

AMPLIFIER

Installed*

Connected to VIN

Enabled

Not installed

Connected to GND

Disabled

*Default position.