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2*8W @ 8ohm/4ohm, MP7720 D-class Audio Amplifier Board User’s Guide © 2004-2008 Sure Electronics Inc. AA-AB002-Ver1.0
2*8W @ 8ohm/4ohm, MP7720 D-class Audio Amplifier Board
User’s Guide
© 2004-2008 Sure Electronics Inc. AA-AB002-Ver1.0
2*8W @ 8ohm/4ohm, MP7720 D-class Audio Amplifier Board
User’s Guide
© 2004-2008 Sure Electronics Inc.
2*8W@8ohm/4ohm,MP7720 d-class Audio Amplifier Board
NOTES:
Product Version ： Ver 1.0
Document Version ： Ver 1.0
AA-AB002-Ver1.0-page i
2*8W @ 8ohm/4ohm, MP7720 D-class Audio Amplifier Board
User’s Guide
© 2004-2008 Sure Electronics Inc.
Chapter1.2*8W@8ohm/4ohm,MP7720 d-class Audio Amplifier
Board
The AA-AB002 is an 8W stereo evaluation board featuring MPS’ MP7720 Class D Single Ended Audio Amplifier. The AA-AB002 can deliver 8W into two 4Ω/8Ω load with a 24V input supply. 1. Product Top View
Figure 1
2. Electrical Characteristics All Audio Amplifier Boards were tested for over 12 hours before shipping. 8W Output at 24V Input Into a 4Ω/8Ω Load 0.1% THD+N @ 2W, 1KHz Into 4Ω Load 0.1% THD+N @ 2W, 1KHz Into 8Ω Load 80% Efficiency at 8W Integrated Start-Up and Shut-Down Input Voltage VDD 9V to 24V Operating Environment Temperature Range: 0 ~+55. Storage Environment Temperature Range:-25~+85.
AA-AB002-Ver1.0-page 1
Overview and Main Feature
3. Physical Dimension
Figure 2 4. How to Connect Load
Suggested connection is shown in Figure 3.
Figure 3
View from capacitance installation side)Notice: 1. GND should be connected to GND or the housing of your instrument. 2. IN_L, IN_R and GND are Single-Ended Input. 3. EN terminal (low to turn it off). 4. OUT_L and GND, OUT_R and GND are two way Audio Outputs.
© 2004-2008 Sure Electronics Inc. AA-AB002-Ver1.0-page 2
2*8W @ 8ohm/4ohm, MP7720 D-class Audio Amplifier Board
User’s Guide
© 2004-2008 Sure Electronics Inc.
Chapter2. Contact Us
Sure Electronics Co., Ltd. Floor 5, A zone, Qinhuai Technology Innovation center, NO.105-2, DaMing Road, Nanjing, China Tel: +8613601408832 +86-25-66606340
(English service, from GMT1-10AM, only for technical questions) Email: [email protected] Website: www.sure-electronics.net www.sure-electronics.com
www.sureelectronics.net
AA-AB002-Ver1.0-page 3
