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Summary of Contents for Sure Electronics TDA7492
- Page 1 2 X 50Watt Class D Audio Amplifier – TDA7492 User’s Guide © 2004-2013 Sure Electronics Inc. AA-AS32171_Ver1.0...
- Page 2 2 X 50Watt Class D Audio Amplifier – TDA7492 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.
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Page 3: Table Of Contents
2.4 Output Connection....................4 2.5 Volume Control....................5 2.6 LED Indicators..................... 5 Chapter 3. Electrical Characteristics ................6 3.1 Basic Parameters ....................6 3.2 Fault Tracing......................6 Chapter 4. Mechanical Drawing..................8 Chapter 5. Contact Us .......................9 © 2004-2013 Sure Electronics Inc. AA-AS32171_Ver1.0_Page i... - Page 4 2 X 50Watt Class D Audio Amplifier – TDA7492 NOTES: ： Product Version Ver 1.0 ： Document Version Ver 1.0 © 2004-2013 Sure Electronics Inc AA-AS32171_Ver1.0_Page ii...
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Page 5: Chapter 1. Overview
As an ideal Class-D audio power amplifier and integrated with TDA7492 which is currently popular around the world, it not only provides dream sound but also has high efficiency, thus it can dissipate the heat after long-time working to ensure that the amplifier can works in a stable condition for long time. -
Page 6: Features
• Range of power supply: DC9V-24V. Can be used with most laptop power adaptors. • Fully made from aluminum alloy, compact, pleasing, fashionable and durable • High-quality audio processor IC and original TDA7492 chip ensures long time use • High input sensitivity •... -
Page 7: Back Panel
1.5.2 Back panel FIGURE 1-4 (POWER INPUT, SPEAKER OUTPUT AND AUDIO SIGNAL INPUT) 3—audio signal input terminal (HP) 4—audio signal input terminal (RCA) 5—speaker output terminal 6—power input 1.5.3 Connection FIGURE 1-5 CONNECTING SCHEMATICS © 2004-2013 Sure Electronics Inc. AA-AS32171_Ver1.0_Page 3... -
Page 8: Chapter 2. Hardware Detail
LOUT+ and LOUT- are Left Output Channels, ROUT+ and ROUT- are Right Output Channels. The output level of both a) and b) can be adjusted via the volume control knob. The headphone amplifier output will override the banana socket output automatically. © 2004-2013 Sure Electronics Inc. AA-AS32171_Ver1.0_Page 4... -
Page 9: Volume Control
2 X 50Watt Class D Audio Amplifier – TDA7492 FIGURE 2-4 OUTPUT CONNECTION Note: LOUT- and ROUT- are not in the same net and can not be connected together. Moreover, LOUT+, LOUT-, ROUT+, ROUT- can not be connected to the ground. -
Page 10: Chapter 3. Electrical Characteristics
Check if the product has worked for long time or if the audio signal is too high. If it is, sound when turn off the power and turn it on again. the product is © 2004-2013 Sure Electronics Inc. AA-AS32171_Ver1.0_Page 6... - Page 11 2 X 50Watt Class D Audio Amplifier – TDA7492 working LED off Check if it is connected with the power and confirm that the voltage regulator works well or not. If not, correctly connect it to the power according to the schematics.
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Page 12: Chapter 4. Mechanical Drawing
2 X 50WATT CLASS D AUDIO AMPLIFIER – TDA7492 USER’S GUIDE Chapter 4. Mechanical Drawing FIGURE 4-1 FRONT AND BACK PANELS FIGURE 4-2 SIDE VIEW © 2004-2013 Sure Electronics Inc. AA-AS32171_Ver1.0_Page 8... -
Page 13: Chapter 5. Contact Us
Chapter 5. Contact Us 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: +86-25-68154891-832 Website: www.sure-electronics.com Email: customerservice@sure-electronics.com © 2004-2013 Sure Electronics Inc. AA-AS32171_Ver1.0_Page 9...
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