Sure Electronics TK2050 User Manual

Sure Electronics TK2050 User Manual

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2*100 watt @ 4ohm TK2050 Class-D
Audio Amplifier Board
User's Guide
© 2004-2009 Sure Electronics Inc.
AA-AB013_Ver1.2

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Summary of Contents for Sure Electronics TK2050

  • Page 1 2*100 watt @ 4ohm TK2050 Class-D Audio Amplifier Board User’s Guide © 2004-2009 Sure Electronics Inc. AA-AB013_Ver1.2...
  • Page 2: Table Of Contents

    2*100 WATT@4OHM TK2050 CLASS-D AUDIO AMPLIFIER BOARD USER’S GUIDE Table of Contents Chapter1.Overview ......................... 1 Welcome ......................... 1 Quick Start........................3 Chapter2.Hardware Detail ......................5 Power Connection ......................5 Input Connections ......................5 Output Connections ...................... 5 Connection with Next Board..................6 Mute Setting ........................
  • Page 3 2*100 watt @4ohm TK2050 Class-D Audio Amplifier Board NOTES: : Product Version Ver 1.0 : Document Version Ver 1.2 © 2004-2009 Sure Electronics Inc. AA-AB013_Ver1.2_Page ii...
  • Page 4: Chapter1.Overview

    2*100 WATT@4OHM TK2050 CLASS-D AUDIO AMPLIFIER BOARD USER’S GUIDE Chapter1.Overview 1.1 Welcome This self-made 2*100W audio amplifier board is a perfect class-D architecture integrated with Tripath TC2000 and TP2050. It supports dual channel amplification and can readily be powered by any DC power supply ranging from +10 to 36V.
  • Page 5 Mounting holes are available for easy installation and fix Several wiring methods facilitate connection The design of power supply allows you to connect more amplifier boards. Excellent heat sink eliminates your worry over heat dissipation. © 2004-2009 Sure Electronics Inc. AA-AB013_Ver1.2_Page 2...
  • Page 6: Quick Start

    2. Please observe the connection diagram when connecting the amplifier board. 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 correspond to that sound source. © 2004-2009 Sure Electronics Inc. AA-AB013_Ver1.2_Page 3...
  • Page 7 Overview Figure 3 Cascade Schematic Notes: GND should be connected to ground or the housing of your instrument. Never connect “OUT1-” and “OUT2-“since they are not in the same net. © 2004-2009 Sure Electronics Inc. AA-AB013_Ver1.2_Page 4...
  • Page 8: Chapter2.Hardware Detail

    2*100 WATT@4OHM TK2050 CLASS-D AUDIO AMPLIFIER BOARD USER’S GUIDE Chapter2.Hardware Detail 2.1 Power Connection To power the amplifier board, use either jack or terminal blocks. On-board diodes can prevent the consequence of wrong connection of power supply. Connector Mark Description...
  • Page 9: Connection With Next Board

    High: Portable MP3/CD player with built-in volume control. Medium: General-purpose use Low: Preamplifier with fairly high output signal 2.7 DC Offset If it is not quite necessary, DO NOT trim the output offset by adjusting “R5” and”R26”-two AA-AB013_Ver1.2_Page 6 © 2004-2009 Sure Electronics Inc.
  • Page 10: Led Indicators

    Please refer to the TK2050 Data Sheet for a complete description of HMUTE. Please refer to the Board Connection Diagram for the LED locations on amplifier board.
  • Page 11: Chapter3.Electrical Characteristics

    2*100 WATT@4OHM TK2050 CLASS-D AUDIO AMPLIFIER BOARD USER’S GUIDE Chapter3.Electrical Characteristics The following table lists all typical data. For full specifications, please refer to the Tripath data sheet of TK2050 chip. Typical Supply voltage Over-current shutdown Signal/Noise Ratio 80dBA THD+N...
  • Page 12: Chapter4.Mechanical Drawing

    2*100 WATT@4OHM TK2050 CLASS-D AUDIO AMPLIFIER BOARD USER’S GUIDE Chapter4.Mechanical Drawing Figure 4 Symbol Inch 4.80 4.40 4.00 3.60 121.92 111.76 101.60 91.44 © 2004-2009 Sure Electronics Inc. AA-AB013_Ver1.2_Page 9...
  • Page 13: Chapter5.Appendix

    2*100 WATT@4OHM TK2050 CLASS-D AUDIO AMPLIFIER BOARD USER’S GUIDE Chapter5.Appendix Schematics CON2 D1 SS34/DO-214AB U1 LM317EMP/SOT-223 D2 SS34/DO-214AB VOUT VOUT 0.1uF/50V 0.1uF/50V CON2 47uF/50V 0.1uF/50V 100uF/10V 0.1uF/50V 22uF/33uF LED/G DJ005B CON2 220uF/50V 220uF/50V 220uF/50V 0.22uF//MKP CON2 CON2 220uF/50V 220uF/50V 220uF/50V 0.22uF//MKP...
  • Page 14 VCCSIGN2 GNDREG VCC2B 0.1uF/50V OUT2B OUT2B1 IN2B OUT2B2 GNDCLEAN 6.8uF/50V GNDSUB GND2B Figure 5 Schematics Notice: The above schematics are used for reference only. There might be a tiny difference in production batch. AA-AB013_Ver1.2_page 11 © 2004-2009 Sure Electronics Inc.
  • Page 15: Chapter6.Contact Us

    2*100 WATT@4OHM TK2050 CLASS-D AUDIO AMPLIFIER BOARD USER’S GUIDE Chapter6.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:...

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