2*15W @4Ω TA2024C Class-D Audio Amplifier User's Guide
Contents
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3. 1E LU LE li IIa 1 1 4 Applicatioris eT urban wea 2 1 5 Components and Function nono nenn 2 1 5 1 Front panel erede A AAA ded a AAA 2 1 9 2 Back panel usa a Ut a a NY 3 1 5 3 Connection oen e e e d nit aaa 3 Chapter 2 Hardware Detail zoos nenten iii 5 2 1 Power Connection a scenes ete ae 5 AR scu arietes fus aei elan ate n ott e aot te Ne E RR 5 2 3 Input Connection iii aa 6 2 4 Output Connecti issia ee A eea ea a eaea A A E R 6 2 5 Volume Control ecc ann is 7 2 6 EED Indicators AO dd i dan Poda td 7 Chapter 3 Electrical Ch racteristics na 8 3 1 Basic Parameters iii A AAA vetoes 8 3 2 Fault TFACMG iii 8 Chapter 4 Mechanical Drawing iii ni 10 Chapter 5 Appendix 11 Chapter 6 Contact Us DL 12 2004 2009 Sure Electronics Inc AA AB340_Ver1 0_Page i 2 15W 040 TA2024C Class D Audio Amplifier NOTES Product Version Ver 1 1 Document Version Ver 1 0 AA AB340_Ver1 0_Page ii O 2004 2009 Sure Electronics Inc 1 1 Overview SURE o electronics 2 15W 040 TA2024C CLASS D AUDIO AMPLIFIER USER S GUIDE Chapter 1 Overview Welcome to use this self made 2 15W audio amplifier board This product is of small size portable and elegant Outer casing is fully made from aluminum alloy so it is tough and durable What more important is that it is an ideal Class D audio power amplifier integrated with TA2024C which is currently popular around the worl
4. THD N 8 High Efficiency 81 15W 40 90 10W 80 9 Suitable for the input of many kinds of audio signals 10 MCU based more fashionable and attractive creating dynamic LED breathing effect 11 Over under voltage turn off 12 Over current protection 13 Over temperature protection 1 4 Applications 1 Home Theater Powered Subwoofers Powered DVD Systems Mini Micro Systems MP3 Video CD output Amplification a R N 1 5 Components and Function 1 5 1 Front panel Please refer to the corresponding pages for the detailed information FIGURE 1 3 POWER SWITCH VOLUME KNOB SURE ae O electronics 1 power switch 2 volume knob AA AB340_Ver1 0_Page 2 2004 2009 Sure Electronics Inc Overview 1 5 2 Back panel FIGURE 1 4 POWER INPUT SPEAKER OUTPUT AUDIO SIGNAL INPUT POWER INPUT 5 3 speaker output terminal 4 audio signal input terminal 5 serial number 6 power input 1 5 3 Connection O 2004 2009 Sure Electronics Inc AA AB340_Ver1 0_Page 3 2 15W 040 TA2024C Class D Audio Amplifier FIGURE 1 5 CONNECTING SCHEMATICS FF A AA AB340 Ver1 0 Page 4 O 2004 2009 Sure Electronics Inc 2 15W 040 TA2024C SURE CLASS D AUDIO AMPLIFIER electronics USER S GUIDE Chapter 2 Hardware Detail 2 1 Power Connection A voltage regulated power of high performance is necessary to provide basic and enough power so that this product could work stably or any problem caused by po
5. 340 ROUT LOUT INPUT L POWER INPUT 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 2 5 Volume Control We adopt volume potentiometer of high quality which can adjust the volume precisely after long time use FIGURE 2 5 VOLUME CONTROL VOLUME e SURE electronics 2 6 LED Indicators This product is based on MCU which controls the indicators to display dynamic LED state and make this product more fashionable and attractive Please refer to table 2 1 for details 2004 2009 Sure Electronics Inc AA AB340 Ver1 0 Page 7 2 15W 040 TA2024C o SURE CLASS D AUDIO AMPLIFIER e electronics USER S GUIDE Chapter 3 Electrical Characteristics 3 1 Basic Parameters Basic parameter tested DC12V 4ohm except for the parameter marked with TABLE 3 1 BASIC PARAMETERS Parameter Min Typical Max Power voltage 9V 12V 14V Input Sensitivity 250mV 270mV 290mV Frequency 20Hz 20KHz 3dB Output power 9W 4ohm THD N lt 0 1 Vee 12V RL 40 12W 4ohms THD N lt 1 15W 4ohms THD N lt 10 Output power 10W 8ohms THD N lt 10 Vee 12V Rp 80 THD N 0 03 THD N 9W 40 0 1 THD N 11W 40 0 1 THD N 6W 80 Efficiency 84 15W 40 90 10W 80 Signal Noise Ratio 90dB A 90dB A weighted weighted Minimum Load 3 2 ohms 4 ohm
6. R30 470R 17 MCLR alt RAO FE MCLR 1 4 WCLRIVPP RAI H pote 7 R29 OR 3 OSCICLK RAZ Lo SLEEP T TOCLK RAS RETICSPDAT 6 R25 R26 4 n reo Ex RBI RBGICSPCIK 5 NA bi S VDD RB y AUT est 7 cs je omn Ka RI 4 7 220R 220R x cn RETT our 229F ES D6 DT ICD Connector O tuF RBS MX RBGIICSPCLK a RB6 13 RBJIIOSPDAT TNE LED F LED F V LE NZ RZ SZ 2004 2009 Sure Electronics Inc AA AB340_Ver1 0_Page 11 2 15W 040 TA2024C o SURE CLASS D AUDIO AMPLIFIER e electronics USER S GUIDE 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 AA AB340_Ver1 0_Page 12 O 2004 2009 Sure Electronics Inc
7. ct works well or not If there s sound outputted it s that the LED has been damaged LED on 1 Check if the product works well or not If not allocate the switch to OFF remove the power and then plug the power finally turn on the switch Note If the problems above still cannot be solved maybe the product has something wrong Now please turn off the power pull out the power cord from the socket and then contact us Please refer to chapter five for our contact information 2004 2009 Sure Electronics Inc AA AB340_Ver1 0_Page 9 2 15W 040 TA2024C SURE CLASS D AUDIO AMPLIFIER USER S GUIDE o electronics Chapter 4 Mechanical Drawing FIGURE 4 1 FRONT AND BACK PANELS Note The unit of all the data in the figures above is millimeter AA AB340_Ver1 0_Page 10 2004 2009 Sure Electronics Inc 2 15W 040 TA2024C CLASS D AUDIO AMPLIFIER USER S GUIDE SURE O electronics Chapter 5 Appendix FIGURE 5 1 CIRCUIT SCHEMATIC
8. d 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 This product supports dual channel amplification of up to 15W each and Hi Fi output In order to ensure reproduction of perfect sound we adopt volume potentiometers of high quality Thus volume can be precisely adjusted and sound of high quality can be gained although the product has worked for long time With built in MCU this product can provide over under voltage protection low current protection and display LED state This product can be powered by any DC power supply ranging from 9 to 14V You can use it to drive any 40 or 80 passive speakers FIGURE 1 1 OVERVIEW 1 2 Accessory 1 3 Features Please check carefully the packing box which contains the things as follows 1 One main power amplifier 2 One user s manual Ideal Class D power amplifier Range of power supply DC9V 14V Fully made from aluminum alloy compact pleasing fashionable and durable Original TA2024 chip ensures the perfect sound R NN 2004 2009 Sure Electronics Inc AA AB340_Ver1 0_Page 1 2 15W 040 TA2024C Class D Audio Amplifier 5 Volume potentiometer of high quality can adjust the volume precisely after long time use 6 Audiophile Quality Sound 0 1 THD N 9W 40 0 1 THD N 6W 80 7 High Power 15W 40 10 THD N 10W 80 10
9. it If this product has something wrong pull out the power plug immediately and contact us 5 Protect the chassis Avoid spraying insecticides near the product Do not wipe the product with liquid like gasoline water or other solvents which easily cause the change of the quality or the color Use soft cloth to clean dust Please follow the instructions in this user s manual when you use the chemical treated cloth 6 Prevent sundries from falling into this product Be especially careful to prevent the sundries like needles hairpins coins from falling into this product 7 When you go out If you don t use this product in a long time e g when you go out for a trip you must pull out the plug from the power socket 8 Be care with humidity water and dust Do not put this product in the highly humid position or the position with much dust Do not place vases or something with water in on this product 9 Please keep the manual well After reading this instruction please keep it well along with the warranty card which will be helpful when there are faults Attention please In order to explain clearly to users the graphic representation in this user s manual may be some different from the real device O 2004 2009 Sure Electronics Inc AA AB340_Ver1 0 e 2 15W 40 TA2024C DU RE CLASS D AUDIO AMPLIFIER SEDNA USER S GUIDE Table of Contents Chapter OVNI AA LEID ARA 1 1 1 OVERVIEW o RER EA ed ed DER IR 1 1 2 Accessory ae Reel 1
10. or power is out of the warranty Chapter 3 for basic parameters Please connect the power voltage regulator with the audio power amplifier according to the following schematics FIGURE 2 1 POWER CONNECTION SCHEMATIC SureElectronics www sure electronics com tel 86 25 66606340 ROUT i E L OUT INPUT POWER INPUT i 2 2 Switch Setting When the switch is ON the machine is working and LED is lighting all the time When the switch is OFF the machine is in standby mode and LED shows breathing effect lighting 2004 2009 Sure Electronics Inc AA AB340_Ver1 0_Page 5 2 15W 040 TA2024C Class D Audio Amplifier FIGURE 2 2 SWITCH SETTING O o S U R E VOLUME O electronics n A OFF B POWER TABLE 2 1 SWITCH FUNCTION State Function LED state ON Amplifier working LED always lighting OFF Amplifier not working LED lighting in a breathing effect state 2 3 Input Connection This product adopts RCA socket to input audio signal You need a 3 5 to RCA cable which we do not provide in the accessory FIGURE 2 3 INPUT CONNECTION 2 4 Output Connection This product adopts Banana socket with two output channels to output audio signal Pay attention that LOUT and LOUT are Left Output Channels ROUT and ROUT are Right Output Channels AA AB340 Ver1 0 Page 6 2004 2009 Sure Electronics Inc Hardware Detail FIGURE 2 4 OUTPUT CONNECTION com tel 86 25 66606
11. s Impendence Input Impendence 10K 20K Power Gain 25dB 27 6dB Working Temperature OC 25 C 55 C Note The chip specifications by Tripath 3 2 Fault Tracing If the amplifier does not work well please read the following table AA AB340_Ver1 0_Page 8 2004 2009 Sure Electronics Inc 2 15W 040 TA2024C Class D Audio Amplifier TABLE 3 2 CORRECTIVE MAINTENANCE Situation Solutions No sound 1 Check if it is connected with the power and confirm that the voltage regulator works well If not connect the power according to the schematics 2 Check if the signal input cable is connected correctly and if there is signal If not connect the lines according to the schematic and input the audio signal 3 Check if the output cable is damaged and if the speaker works or not If not change the output cable and the speaker 4 Check if the LED keeps on lighting or not If not restart it and ensure that the LED displays breathing effect when the switch is OFF If it still doesn t work remove the power and contact us Suddenly no 1 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 working LED off 2 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 3 Check if the produ
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