Sure Electronics TDA7498 User Manual Download Page 2

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6 X 100Watt Class-D Audio Amplifier Board – TDA7498

2004-2012 Sure Electronics Inc. AA-AB34181_Ver1.0

To keep the product in a best working condition and having a long service time, please operate it according to

the relevant steps. The warranty lapses if the product is damaged because of incorrect use and your

negligence.

Please read this manual carefully before you use the product and check if the product is a good one. DC36V

is recommended to be used to power the product for one hour. Please make sure there’s space for heat

dissipation since this product outputs high power and don’t touch the heat sink with your hand. Never use this

product in an extreme condition.

Warning:

Never immerse the product in the rain or any other humid environment to prevent the fire or

electric shock.

Safety Precautions:

In order to achieve a better sound quality, please use stable power supply since a bad

or unstable power supply may worsen the sound quality or even cripple the amplifier

board.

2. Avoid metal objects

Protect this product well and move away metal objects from this product.

Summary of Contents for TDA7498

Page 1: ...2004 2012 Sure Electronics Inc AA AB34181_Ver1 0 6 X 100Watt Class D Audio Amplifier Board TDA7498 User s Guide...

Page 2: ...ded to be used to power the product for one hour Please make sure there s space for heat dissipation since this product outputs high power and don t touch the heat sink with your hand Never use this p...

Page 3: ...Overview 1 1 2 Accessories 1 1 3 Features 1 1 4 Applications 2 1 5 Benefits 2 1 6 Quick Start 2 Chapter 2 Hardware Detail 3 2 1 Power Connection 3 2 2 Input Connection 3 2 3 Output Connection 4 2 4 LE...

Page 4: ...6 X 100Watt Class D Audio Amplifier Board TDA7498 2004 2012 Sure Electronics Inc AA AB34181_Ver1 0_Page ii NOTES Product Version Ver 1 4 Document Version Ver 1 0...

Page 5: ...itors are used to gain the perfect timber finally realize high S N ratio low THD N wide frequency response range etc Briefly the power supply range and heat sink performance of each product distinguis...

Page 6: ...inal Block Optional y Excellent heat dissipation eliminates the requirement of an extra heat sink 1 6 Quick Start Suggested connection is shown in figure 1 3 FIGURE 1 3 CONNECTION SCHEMATIC Note Pleas...

Page 7: ...sound and work stably To power the amplifier board use either jack J12 or terminal blocks J13 optional Pay attention to the polarity when connecting power supply Please connect the power adapter with...

Page 8: ...Channel 2 Input Channel 3 Input J3 Channel 4 Input Channel 5 Input J4 GND GND Terminal Blocks Optional J5 Channel 6 Input Warning 1 For each group dual channels RCA and Terminal Blocks can not be use...

Page 9: ...onnect CH1_OUT CH2_OUT CH3_OUT CH4_OUT CH5_OUT CH6_OUT together since they belong to different NETs 3 Refer to on board descriptions for connection details 2 4 LED Indicators This amplifier has one po...

Page 10: ...FF ON Low ON OFF Medium SW1 SW2 SW3 OFF OFF High 2 6 Mode Selection The three operation modes of this board are set by the DIP switch SW4 y Standby mode all circuits are turned off very low current co...

Page 11: ...issues caused by potentiometers installed by buyers Warning 2 In order to achieve a better sound quality please use stable power supply since a bad or unstable power supply may worsen the sound quali...

Page 12: ...36 1 Gain SW1 SW2 SW3 Setting K1 OFF K2 OFF 36 6 37 6 38 6 Gain matching 1 1 Frequency Range 20Hz to 20KHz 3dB Efficiency P 100W 100W 90 Input Impedance 48K ohm 60K ohm High side 0 2 ohm Power Transi...

Page 13: ...6 X 100WATT CLASS D AUDIO AMPLIFIER BOARD TDA7498 USER S GUIDE 2004 2012 Sure Electronics Inc AA AB34181_Ver1 0_Page 9 FIGURE 4 1 MECHANICAL DRAWING Chapter 4 Mechanical Drawing...

Page 14: ...er1 0_Page 10 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 25 681...