Sure Electronics TK 2050 User Manual
Class-d audio amplifier board
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Summary of Contents for Sure Electronics TK 2050
- Page 1 4*100W @4Ω TK2050 Class-D Audio Amplifier Board User’s Guide © 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0...
- Page 2 Never touch the heat sinks for too long time, or your hand will be scalded. © 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0...
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Page 3: Table Of Contents
Chapter 5. Appendix ......................9 5.1 Schematics 1 ...................... 9 5.2 Schematic 2_Jack ..................... 10 5.3 Schematic 3_Power ..................10 5.4 Schematic 4 _ TC2000 ..................11 5.5 Schematic 5 _ TP2050..................12 Chapter 6. Contact Us .....................13 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0_Page i... - Page 4 4*100W @4Ω TK2050 Class-D Audio Amplifier Board NOTES: Product Version Ver 1.1 ： Document Version Ver 1.0 ： © 2004-2009 Sure Electronics Inc AA-AB009_Ver1.0_Page ii...
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Page 5: Chapter 1. Overview
Resistance capacity components of high quality are used to gain the perfect timber, finally realize high S/N ratio, low THD+N, wide frequency response range etc. FIGURE 1-1 PRODUCT DIAGRAM Note: This diagram above is used for reference only. © 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0_Page 1... -
Page 6: Features
Several wiring methods facilitate connection. The design of power supply allows you to connect more amplifier board. Excellent heat sink eliminates your worry over heat dissipation. 1.5 Quick Start Suggested connection is shown in figure 1-2. © 2004-2009 Sure Electronics Inc AA-AB009_Ver1.0_Page 2... - Page 7 Use a nearby sound source, such as MP3 or CD player to have a trial. This amplifier board can be deemed as qualified if you can hear the sound corresponding to that sound source. © 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0_Page 3...
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Page 8: Chapter 2. Hardware Detail
Negative Output of Channel 3 Positive Output of Channel 3 Negative Output of Channel 4 Positive Output of Channel 4 Terminal blocks Output of Channel 1 Output of Channel 2 Output of Channel 3 © 2004-2009 Sure Electronics Inc. A-AB009_Ver1.0_Page 4... -
Page 9: Dc Offset
“Hmute（D2、D3）” will be illuminated in blue when the board is in a mute mode or error occurs. Please refer to TK2050 Data Sheet for a detailed description of HMUTE and the Board Connection Diagram for the LED location on the amplifier board. © 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0_Page 5... -
Page 10: Volume Control
In order to protect amplifier and speaker, please turn the volume output to the minimum when hooking up the amplifier and you may readjust the volume when you are sure that the amplifier is functioning properly. © 2004-2009 Sure Electronics Inc AA-AB009_Ver1.0_Page 6... -
Page 11: Chapter 3. Electrical Characteristics
3.2 ohm Power Stage Gain 14V/V 16V/V 18V/V Thermal Warning* 130ºC Thermal Shutdown* 150ºC Note: *The chip specifications from Tripath Data Sheet of TK2050 chip. Some has been regulated according to the actual situation. © 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0_Page 7... -
Page 12: Chapter 4. Mechanical Drawing
4*100W @4Ω TK2050 CLASS-D AUDIO AMPLIFIER BOARD USER’S GUIDE Chapter 4. Mechanical Drawing FIGURE 4-1 MECHANICAL DRAWING Symbol Inch 5.70 3.15 2.73 5.70 3.20 3.66 144.78 80.01 69.34 144.78 81.28 92.96 © 2004-2009 Sure Electronics Inc. A-AB009_Ver1.0_Page 8... -
Page 13: Chapter 5. Appendix
0.68uF/J 0.68uF/J SDA-704 CON1 1uF/D 0.68uF/J 1uF/D CON1 10uH 10uH CON3 0.22uF/D CON2 0.68uF/J CON1 CON3 D1 MBR1660 pin2 pin1 CON3 1uF/D 0.22uF/J 0.22uF/J 1000uF/35V 1000uF/35V 1uF/D 0.22uF/J 0.22uF/J 1000uF/35V 1000uF/35V DJ005B DGND2 AA-AB009_Ver1.0_Page 9 2004-2009 Sure Electronics Inc. -
Page 14: Schematic 2_Jack
4*100W @4Ω TK2050 Class-D Audio Amplifier Board 5.2 Schematic 2_Jack 5.3 Schematic 3_Power © 2004-2009 Sure Electronics Inc AA-AB009_Ver1.0_Page 10... -
Page 15: Schematic 4
Appendix 5.4 Schematic 4 _ TC2000 © 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0_Page 11... -
Page 16: Schematic 5
4*100W @4Ω TK2050 Class-D Audio Amplifier Board 5.5 Schematic 5 _ TP2050 Note: The above schematics are used for reference only. There might be a tiny difference in production batch. © 2004-2009 Sure Electronics Inc AA-AB009_Ver1.0_Page 12... -
Page 17: Chapter 6. Contact Us
Sure Electronics Co., Ltd. 5F, Zone A, Qinhuai Technology Innovation Center 105-2 DaMing Rd (ZIP:210022) Nanjing P.R.China Tel: +86-13601408832 (For technical questions only) +86-25-66606340 (English service, from GMT1-10AM) Fax: +86-25- 66606341-866 Website: www.sure-electronics.com www.sure-electronics.net © 2004-2009 Sure Electronics Inc. AA-AB009_Ver1.0_Page 13...
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