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PDF TPA3123 Data sheet ( Hoja de datos )
| Número de pieza | TPA3123 | |
| Descripción | Class-D Audio Amplifier Board Manual | |
| Fabricantes | Sure Electronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TPA3123 (archivo pdf) en la parte inferior de esta página. Total 19 Páginas | ||
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2*25W@4Ω TPA3123
Class-D Audio Amplifier Board
User’s Guide
© 2004-2009 Sure Electronics Inc.
AA-AB018_Ver1.0
1 page  
2*25W @4Ω TPA3123 Class-D Audio Amplifier Board
FIGURE 1-2 ACCESSORIES
Note: The diagrams above are used for reference only.
1.2 Features
y
y
y
y
y
y
y
y
y
y
y
y
y
A perfect "Class D" architecture
Fully-bridged stereo output
Wide power supply range: +10V-30V
Two kinds of input: line level input and analog audio input
Frequency response: 20Hz-20KHz(±3dB)
Signal/Noise Ratio: 100dB(A-Weighted)
High Output Power
10W @ 8Ω, < 10.0% THD+N
25W @ 4Ω, < 10.0% THD+N
High Efficiency
92% @ 8W 8Ω
85% @ 16W 4Ω
Audiophile Quality Sound
0.08% THD+N @ 5W 8Ω
0.08% THD+N @ 10W 4Ω
Sensitivity and gain adjustable
Over/under voltage turn off
Over current protection
Over temperature protection
1.3 Applications
y Active Subwoofers
y Home Theater Receiver
y Multi-channel Distribution
y Active DVD System
y Mini/Micro Systems
AA-AB018_Ver1.0_Page 2
© 2004-2009 Sure Electronics Inc
5 Page 
2*25W @4Ω TPA3123 Class-D Audio Amplifier Board
TABLE 2-4 CONNECTION WITH NEXT BOARD
Connector Mark
VDD
J12
GND
Description
Connect to Positive (+) of DC 10 to 36V Power Supply (J10) of
the next board
Connect to Negative (GND) of DC 10 to 36V Power Supply (J10)
of the next board
J13
SD
MUTE
Sleep Control
Mute Control
Note:
1. Maximum 4 amplifiers are recommended to be connected in series.
2. Remember to use AWG12-compliant cable or equivalent for series connection.
2.5 Mute Settings
To mute the output audio signal, connect “VDD” and “MUTE” of the terminal block with a
piece of lead. Usually, “MUTE” shall be left unconnected.
FIGURE 2-6 MUTE SETTINGS
TABLE 2-5 MUTE SETTINGS
Connector Mark
J13 MUTE
Description
When “MUTE” is connected with “VDD”, both channels will be
muted and enter into idle mode. When connected to ground or
left unconnected, both channels will resume regular operation.
Note: Please power the amplifier board with DC 10-30V.
2.6 Sleep Settings
To enable sleep setting, connect “VDD” and “SD” of the terminal block with a piece of
lead. Usually, “SD” shall be left unconnected.
AA-AB018_Ver1.0_Page 8
© 2004-2009 Sure Electronics Inc
11 Page | ||
| Páginas | Total 19 Páginas | |
| PDF Descargar | [ Datasheet TPA3123.PDF ] | |
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