Sure Electronics Board-TDA7492 Скачать руководство пользователя страница 5

Class D Audio Amplifier Board - TDA7492 

©

 2004-2011 Sure Electronics Inc 

AA-AB32189 & AA-AB32174 & AA-AB34165

_

Ver1.0_Page 2 

FIGURE 1-2 ACCESSORIES PACKAGE (OPTIONAL) 

 

Note:  

The diagrams above are used for reference only.

   

 

1.2   Features 

y

 

A perfect "Class D" architecture 

y

 

Frequency response: 20Hz to 20KHz(±3dB) 

y

 

Four selectable, fixed gain settings of nominally 25.6 dB, 31.6 dB, 35.1 dB and 37.6 

dB. 

y

 

Single end audio signal input 

y

 

Over/under voltage protection 

y

 Over 

current 

protection 

y

 

Over temperature protection 

 

1.3   Applications 

It is the ideal solution for any sound reinforcement installation or application needing an 

affordable compact PA system. 

y

 

Background Music Systems 

y

 Vending 

machines 

y

 Lifts 

y

 Interactive 

kiosks 

y

 Home 

DIY 

y

 Car 

audio 

1.4 Benefits 

y

 

Mounting holes facilitate installation and fixing 

y

 

Several wiring methods facilitate connection

RCA Socket (Default),Terminal 

Block(Optional) 

y

 

Excellent design of the power ports which allows you to connect multiple amplifier 

boards in series (Terminal Block Optional). 

y

 

Excellent heat dissipation eliminates the requirement of an extra heat sink.

 

Содержание Board-TDA7492

Страница 1: ...2004 2011 Sure Electronics Inc AA AB32189 AA AB32174 AA AB34165_Ver1 0 Class D Audio Amplifier Board TDA7492 User s Guide...

Страница 2: ...apter 1 Overview 1 1 1 Overview 1 1 2 Features 2 1 3 Applications 2 1 4 Benefits 2 1 5 Quick Start 3 Chapter 2 Hardware Detail 5 2 1 Power Connection 5 2 2 Input Connections 5 2 3 Output Connections 6...

Страница 3: ...Class D Audio Amplifier Board TDA7492 2004 2011 Sure Electronics Inc AA AB32189 AA AB32174 AA AB34165_Ver1 0_Page ii NOTES Product Version Ver 1 0 Document Version Ver 1 0...

Страница 4: ...l power simultaneously and continuously They integrate an external extensible interface to connect the matching product of a volume control board and a rotary encoder board for volume control It s sui...

Страница 5: ...ver current protection y Over temperature protection 1 3 Applications It is the ideal solution for any sound reinforcement installation or application needing an affordable compact PA system y Backgro...

Страница 6: ...fication so as to ensure the products are intact during transit 1 Open the amplifier package and make sure the product is intact No missing or damaged components and no deformation 2 Please observe th...

Страница 7: ...Amplifier Board TDA7492 2004 2011 Sure Electronics Inc AA AB32189 AA AB32174 AA AB34165_Ver1 0_Page 4 FIGURE 1 4 CASCADING SCHEMATIC OPTIONAL Note GND should be grounded or connected to the housing o...

Страница 8: ...cting power supply FIGURE 2 1 POWER CONNECTION TABLE 2 1 POWER CONNECTION Connector Mark Description Jack J9 DC power supply socket VCC The positive of power supply socket Terminal Blocks J8 GND The n...

Страница 9: ...hannel Description J3 Channel 1 Input RCA connector J4 Channel 2 Input Channel 1 Input J1 GND GND Terminal Blocks Optional J2 Channel 2 Input Note You are allowed to feed only one group dual channel o...

Страница 10: ...LED indicator which is marked as PWR D3 Power D3 will be illuminated in green when power up FIGURE 2 4 LED INDICATOR 2 5 Volume Control The on board external extensible interface allows for the conne...

Страница 11: ...mplifier board and extend its service lifetime please read the following warnings carefully since warranties will be voided if you do not observe the following warnings Warning 1 Quality related issue...

Страница 12: ...A FAN OFF STBY Disable 40 mA Quiescent Current Powered by 19V FAN OFF STBY Enable 10 mA 25 6dB 1280mV 31 6dB 640mV 35 1dB 430mV Input Sensitivity AA AB32189 37 6dB 323mV 25 6dB 910mV 31 6dB 450mV 35 1...

Страница 13: ...AA AB32174 AA AB34165_Ver1 0_Page 10 Storage Temperature 20 20 105 Thermal Shutdown 150 Note 1 Stresses beyond the listed maximum power supply voltage may cause the permanent damage to components on...

Страница 14: ...CLASS D AUDIO AMPLIFIER BOARD TDA7492 USER S GUIDE 2004 2011 Sure Electronics Inc AA AB32189 AA AB32174 AA AB34165_Ver1 0_Page 11 FIGURE 4 1 MECHANICAL DRAWING Chapter 4 Mechanical Drawing...

Страница 15: ...165_Ver1 0_Page 12 Sure Electronics Co Ltd East zone 3F Building 6 Jingang Technology Innovation Center No 108 Ganjiabian Rd ZIP 210000 Qixia District Nanjing P R China Tel 86 25 68154800 860 Fax 86 2...

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