PAM8406EVB User Guide3. PAM8406 Demo Board Description PAM8406 demo board is design for PAM8406 demo and evaluation, targeted to be used in providing a simple and convenient evaluation environment for the PAM8406. Requires parts, potentiometer for standard RCA jacks for audio inputs, pin jacks for power supply and signal outputs, low-pass RC output filter for each channel, etc. on the board make it easy to be evaluated. 4. EV Board View Power in: 2.5V to 5.5V L- Channels Output Audio Input R- Channels Output Class D /Class AB Select Mute Select Jump Shutdown Select Jump Figure 2 Demo Board Top ViewEV Board Operational Sequence : a. Preset the power supply to between 2.5V and 5.5V. b. Connect power supply to EV board power. c. Connect audio input from audio input jack. d. Connect the SPKs to the output jack. e. Turn on the power supply and verify that the sound quality of speaker. This application note contains new product information. Diodes, Inc. reserves the right to modify the product specification without notice. No liability isassumed as a result of the use of this product. No rights under any patent accompany the sale of the product.