Texas Instruments TAP6203A1 User's Manual
Contents
1. 2 7 vi Chapter 1 Introduction This chapter provides an overview of the Texas Instruments TI TPA6203A1 MicroStar Junio BGA audio amplifier evaluation module SLOP369 It includes a list of EVM features a brief illustrated description of the module and a list of EVM specifications Topic Page 11 Feature Highlights 22222221 2 2 1 2 1 2 Description 1 3 1 3 TPA6203A1 EVM Specifications 1 4 Feature Highlights 1 1 Feature Highlights The TI TPA6203A1 audio amplifier evaluation module and the TI plug n play audio amplifier evaluation platform include the following features TPA6203A1 Low Voltage Audio Power Amplifier Evaluation Module 2 mm x 2 mm MicroStar Junior BGA Fully differential amplifier Single channel bridge tied load BTL 2 5 V and 5 5 V operation 1 25 W output power into 8 O at 5 V BTL Internal depop and quick start up circuitry Internal thermal and short circuit protection B Module gain is set at 5 V V Quick and Easy Configuration With the TI Plug n Play Audio Amplifier Evaluation Platform m Evaluation module is designed to simply plug into the platform automatically making all signal control and power connections Platform provides flexible power options Jumpers on the platform select power and module control options Switches on the platform route signals Platform provides quick a2. 1 4 PPM u a a a a E E A a A aA a a E a a 2 1 2 1 Precauti ns ara een an pen OAE R 2 2 2 2 Quick Start List for Platform 2 3 2 3 Quick Start List for Stand Alone 2 4 2 4 References usce era ann cas 2 6 2 4 1 TPA6203A1 EVM Connected for Stereo BTL Output 2 6 2 4 2 TPA6203A1 EVM Schematic 2 7 2 4 8 TPA6203A1 Audio Power Amplifier Evaluation Module Parts List 2 7 2 4 4 TPA6203A1 EVM PCB Layers 2 8 Figures The TI TPA6203A1 Audio Amplifier Evaluation Module 1 3 Quick Start Platform Map 2 2 Quick Start Module Map 2 2 4 TPA6203A1 EVM Connected for Stereo BTL 2 6 TPA6203A1 EVM Schematic Diagram 2 7 TPA6203A1 EVM Top 2 8 TPA6203A1 EVM Bottom 2 9 Tables Typical TI Plug N Play Platform Jumper and Switch Settings for the TPA6203A1 EVM 2 1 Platform Jumper and Switch Settings for the TPA6203A1 2 3 TPA6203A1 EVM Parts List
3. TPA6203A1 Audio Power Amplifier Evaluation Module Parts List VDD R3 2 5 V to 5 5 V 100 kQ GND 10 uF 61 J e 4 SHUTDOWN SHUTDOWN Vo_ R5 BYPASS GND 100 C3 OUT C1 0 22u4F 0 22 uF C4 GND 0 22 uF IN ED R1 OUT C2 0 22 uF a nN R2 20 2 4 3 TPA6203A1 Audio Power Amplifier Evaluation Module Parts List Table 2 3 TPA6203A1 EVM Parts List eer Manufacturer Digi Key Reference Description Size Qty Part Number Number C5 Capacitor 10 uF 6 3 V A 1 Panasonic Digi Key ECS TOJY106R PCS1106CT ND C1 C4 Capacitor 0 22 uF 80 20 0603 4 Panasonic Digi Key nonpolarized ECJ 1VF1C224Z PCC1790TR ND R1 R2 Resistor 20 kQ 1 16 W 1 0603 2 Panasonic ERJ3RBF R3 R5 Resistor 100 kQ 1 16 W 1 0603 3 Panasonic S1 Switch momentary 1 Panasonic Digi Key P8048SCT ND P8048SCT ND Terminal post headers 7 Sullins Digi Key PTC36SABN S1022 36 ND U1 TPA6203A1GQVf audio 2mmx2mm 1 TI amplifier 1 25 W mono TPA6203A1DGN PCB1 PCB TPA6203A1 EVM 1 t Due to the very small size of the MicroStar Junior BGA IC package the standard part number TPA6203A1 is replaced with the code AADI Note All items are SMD except terminal posts Operation TPA6203A1 EVM PCB Layers 2 4 A TPA6203A1 EVM PCB Layers The following illustrations depict the TPA6203A1 EVM PCB layers and silks creen These drawings are not to scale Gerber plots can be obtained from any
4. Platform preparations 1 Ensure that all external power sources are set to off and that the platform power switch S1 is set to off 2 Install a TPA6203A1 module in platform sockets U3 and U4 for stereo operation or a module in either U3 or U4 for single channel operation taking care to align the module pins correctly 3 Use switch S2 to select or bypass the signal conditioning EVM U1 4 Set control signal polarity jumper JP8 to Lo 5 Set jumper JP6 to select the mute control input which causes the TPA6203A1 to shut down if a plug is inserted into platform headphone jack J10 Table 2 2 Platform Jumper and Switch Settings for the TPA6203A1 EVM EVM JP6 JP7 JP8 S2 S3 TPA6203A1 Mute X Lo See Note 2 X Notes 1 X Don t care 2 Set S2 to ON when signal conditioning board is installed in U1 set S2 to OFF when no signal conditioning board is installed UY Power supply 6 Select and connect the power supply a Connect an external regulated power supply set to a voltage between 2 5 V and 5 5 V to platform Vpp power input connector J6 taking care to observe marked polarity or b Install a voltage regulator EVM SLVP097 or equivalent in platform socket 06 Install a 9 V battery in B1 or connect a 7 V 12 V power source to a platform Vcc power input J1 or J2 and jumper the appropri ate power input see platform user s guide Inputs and outputs 7 Ensure that signal source level is set to minimum 8 Connect
5. TI plug n play audio amplifier evaluation platform or to be wired directly into existing circuits and equipment when used stand alone The platform which has room for a pair of TPA6203A1 evaluation modules is a convenient vehicle for demonstrating Tl s audio power amplifier and Introduction 1 3 TPA6203A1 EVM Specifications related evaluation modules The EVMs simply plug into the platform which automatically provides power to the modules interconnects them correctly and connects them to a versatile array of standard audio input and output jacks and connectors Easy to use configuration controls allow the platform and EVMs to quickly model many possible end equipment configurations There is nothing to build nothing to solder and nothing but the speakers included with the platform to hook up 1 3 TPA6203A1 EVM Specifications Supply voltage range VDD 2 5 V to 5 5 V Power supply current rating required 450 mA Continuous output power 8 Q BTL 5 1 25W Audio input voltage V 0 V to Vpp max Minimum load impedance 2 80 Chapter 2 Operation Follow the steps in this chapter to prepare the TPA6203A1 audio amplifier EVM for use Using the TPA6203A1 EVM with the TI plug n play audio amplifier
6. TI sales office Figure 2 5 620 1 EVM Top Layer SHUTDOWN VDDeg Qm ms E Ecs Dus R3 Q TEXAS eT INSTRUMENTS Bi SEH u mm uum RA o e SLOP O TPA6203A1 EVM 2 410060 O LNO TPA6203A1 EVM PCB Layers Figure 2 6 TPA6203A1 EVM Bottom Layer Operation 2 9 2 10
7. the audio source to left and right RCA phono jacks J3 and J5 or to stereo miniature phone jack J4 9 Connect 8 Q 32 Q speakers to left and right RCA jacks J7 and J9 or to stripped wire connector J8 Power Up 10 Verify correct voltage and input polarity and set the external power supply to on If Voc and an on board regulator EVM are used to provide Vpp set platform power switch S1 to on Platform LED2 lights indicating the presence of Vpp and the evaluation modules installed on the platform begin operation 11 Adjust the signal source level as needed Operation 2 3 Quick Start List for Stand Alone 2 3 Quick Start List for Stand Alone Follow these steps to use the TPA6203A1 EVM stand alone or when connecting it into existing circuits or equipment Connections to the TPA6203A1 module header pins can be made via individual sockets wire wrapping or soldering to the pins either on the top or the bottom of the module circuit board Numbered callouts for selected steps are shown in Figure 2 2 Figure 2 2 Quick Start Module Map e SHUTDOWN VDD ON p EN o N gt 9 GR TEXAS INSTRUMENTS R R32 o e a SLOP369 O N TPA6203A1 EVN Due to the very small size of the MicroStar Junior BGA IC package the standard part number TPA6203A1 is replaced with the code AADI E r1n000 9 100 Power supply 1 Ensure that all external power sources are set to off 2 Connectan external regulated p
8. THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES TI currently deals with a variety of customers for products and therefore our arrangement with the user is not exclusive TI assumes no liability for applications assistance customer product design software performance or infringement of patents or services described herein Please read the EVM User s Guide and specifically the EVM Warnings and Restrictions notice in the EVM User s Guide prior to handling the product This notice contains important safety information about temperatures and voltages For further safety concerns please contact the TI application engineer Persons handling the product must have electronics training and observe good laboratory practice standards No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine process or combination in which such TI products or services might be or are used Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright O 2002 Texas Instruments Incorporated EVM WARNINGS AND RESTRICTIONS It is important to operate this EVM within the supply voltage range of 2 5 V to 5 5 V Exceeding the specified input range may cause unexpected operation and or irreversible damage to the EVM If there are questions concerning the input range pleas
9. TPA6203A 1 Audio Power Amplifier Evaluation Module User s Guide July 2002 Mixed Signal Products SLOU123A IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries reserve the right to make corrections modifications enhancements improvements and other changes to its products and services at any time and to discontinue any product or service without notice Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete All products are sold subject to Tl s terms and conditions of sale supplied at the time of order acknowledgment TI warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with 5 standard warranty Testing and other quality control techniques are used to the extent TI deems necessary to support this warranty Except where mandated by government requirements testing of all parameters of each product is not necessarily performed TI assumes no liability for applications assistance or customer product design Customers are responsible for their products and applications using components To minimize the risks associated with customer products and applications customers should provide adequate design and operating safeguards TI does not warrant or represent that any license either express or implied is granted under any TI patent right copyright mask work rig
10. amage to the platform installed evaluation modules and or the power source Inserting or Removing EVM Boards Do not insert or remove EVM boards with power applied damage to the EVM board the platform or both may result Figure 2 1 Quick Start Platform Map i O lt N er oa ov neg ul Noon DC Power In Out ul 290 20 Ld y R2 L SHS Ri lt P lt 5 Q0 9 ES Signal Conditioning 5 2 2 og 8 89 6 S ES Audio Input 3 m Q oys gt OQ amp 1 p a C AUTION Do not insert or remove EVM boards with powfr applied T o OO 2 gt Headphone e Plug N Play Audio Amplifier _ Se Output m Evaluation Platform so 3 HP Out SLOP097 Rev C 1 Um a o R5 Quick Start List for Platform 2 2 Quick Start List for Platform Follow these steps when using the TPA6203A1 EVM with the TI plug n play audio amplifier evaluation platform see the platform user s guide SLOU011 for additional details Numbered callouts for selected steps are shown in Figure 2 1
11. at could potentially cause harm to you The information in a caution or a warning is provided for your protection Please read each caution and warning carefully Related Documentation From Texas Instruments W TI Plug N Play Audio Amplifier Evaluation Platform literature number SLOUO11 provides detailed information on the evaluation platform and its use with Tl audio evaluation modules m TPA6203A1 1 25 W Mono Fully Differential Audio Power Amplifier literature number SLOS364 This is the data sheet for the TPA6203A1 audio amplifier integrated circuit FCC Warning FCC Warning This equipment is intended for use in a laboratory test environment only It generates uses and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to subpart J of part 15 of FCC rules which are designed to provide reasonable protection against radio frequency interference Operation of this equipment in other environments may cause interference with radio communications in which case the user at his own expense will be required to take whatever measures may be required to correct this interference pop hon Contents Introductionm A A 1 1 1 1 Feature Highlights 1 2 1 2 Descrpllon nes Heck MEER E Rb rk eed 1 3 1 3 TPA6203A1 EVM Specifications
12. e contact a TI field representative prior to connecting the input power Applying loads outside of the specified output range may result in unintended operation and or possible permanent damage to the EVM Please consult the EVM User s Guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than 859 The EVM is designed to operate properly with certain components above 85 C as long as the input and output ranges are maintained These components include but are not limited to linear regulators switching transistors pass transistors and current sense resistors These types of devices can be identified using the EVM schematic located in the EVM User s Guide When placing measurement probes near these devices during operation please be aware that these devices may be very warm to the touch Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright O 2002 Texas Instruments Incorporated Preface Read This First Information About Cautions and Warnings This book may contain cautions and warnings This is an example of a caution statement A caution statement describes a situation that could potentially damage your software or equipment This is an example of a warning statement A warning statement describes a situation th
13. evaluation platform is a quick and easy way to connect power signal and control inputs and signal outputs to the EVM using standard connectors However the audio amplifier evaluation module can be used stand alone by making connections directly to the module pins and it can be wired directly into existing circuits or equipment The platform switch and jumper settings shown in Table 2 1 are typical for the TPA6203A1 EVM They cause the TPA6203A1 amplifier IC on the EVM to shut down when a plug is inserted into platform headphone jack J10 Table 2 1 Typical TI Plug N Play Platform Jumper and Switch Settings for the TPA6203A1 EVM EVM JP6 JP7 JP8 S2 S3 TPA6203A1 Mute X Lo See Note 2 X Notes 1 X Don t care 2 Set S2 to ON when signal conditioning board is installed in U1 set S2 to OFF when no signal conditioning board is installed Topic Page 2 lxPrecautions pe RR E EE 2 2 2 2 Quick Start List for Platform 2 3 2 3 Quick Start List for Stand Alone 2 4 AE EA rs cr OR 2 6 2 1 Precautions 2 1 Precautions Power Supply Input Polarity and Maximum Voltage Always ensure that the polarity and voltage of the external power connected to Vcc power input connector J1 J2 and or Vpp power input connector J6 are correct Overvoltage or reverse polarity power applied to these terminals can open onboard soldered in fuses and cause other d
14. ht or other TI intellectual property right relating to any combination machine or process in which TI products or services are used Information published by TI regarding third party products or services does not constitute a license from TI to use such products or services or a warranty or endorsement thereof Use of such information may require a license from a third party under the patents or other intellectual property of the third party or a license from TI under the patents or other intellectual property of TI Reproduction of information in TI data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties conditions limitations and notices Reproduction of this information with alteration is an unfair and deceptive business practice TI is not responsible or liable for such altered documentation Resale of TI products or services with statements different from or beyond the parameters stated by TI for that product or service voids all express and any implied warranties for the associated TI product or service and is an unfair and deceptive business practice Tl is not responsible or liable for any such statements Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright O 2002 Texas Instruments Incorporated EVM IMPORTANT NOTICE Texas Instruments TI provides the enclosed product s under the following conditions This evaluatio
15. n kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not considered by TI to be fit for commercial use As such the goods being provided may not be complete in terms of required design marketing and or manufacturing related protective considerations including product safety measures typically found in the end product incorporating the goods As a prototype this product does not fall within the scope of the European Union directive on electromagnetic compatibility and therefore may not meet the technical requirements of the directive Should this evaluation kit not meet the specifications indicated in the EVM User s Guide the kit may be returned within 30 days from the date of delivery for a full retund THE FOREGOING WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY SELLER TO BUYER AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED IMPLIED OR STATUTORY INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE The user assumes all responsibility and liability for proper and safe handling of the goods Further the user indemnifies TI from all claims arising from the handling or use of the goods Please be aware that the products received may not be regulatory compliant or agency certified FCC UL CE etc Due to the open construction of the product it is the user s responsibility to take any and all appropriate precautions with regard to electrostatic discharge EXCEPT TO
16. nd easy audio input and output connections O Platform Power Options Onboard 9 V battery External 5 V 15 V Vcc supply inputs External regulated Vpp supply input Socket for onboard 5 V 3 3 V Vpp voltage regulator EVM Onboard overvoltage and reverse polarity power protection O Platform Audio Input and Output Connections B Left and right RCA phono jack inputs B Miniature stereo phone jack input B Left and right RCA phono jack outputs B Left and right compression speaker terminal outputs a Miniature stereo headphone jack output 1 2 Description Description The TPA6203A1 audio power amplifier evaluation module is a complete low power single channel audio power amplifier It consists of the TI TPA6203A1 1 25 W low voltage audio power amplifier IC in a very small MicroStar Junior BGA package along with a small number of other parts mounted on a circuit board that is approximately one and a quarter inches square see Figure 1 1 Figure 1 1 The TI TPA6203A1 Audio Amplifier Evaluation Module SHUTDOWN VDD gt TEXAS INSTRUMENTS f 22 3 O N O N 5 RS mm uu m rinoe 9 100 SLOP 569 TPA6205A1 EVM T Due to the very small size of the MicroStar Junior BGA IC package the standard part number TPA6203A1 is replaced with the code AADI Single in line header pins are mounted to the underside of the module circuit board These pins allow the EVM to be plugged into the
17. ower supply set to 5 V to the module Vpp and GND pins taking care to observe marked polarity Inputs and outputs 3 Ensure that the signal source level is set to minimum 4 Connect the positive lead from the audio source to the module IN pin and the negative lead to the IN pin 2 4 Quick Start List for Stand Alone 5 Connect the SHUTDOWN pin through a normally open switch to GND 6 Connect an 8 0 32 Q speaker to the module OUT and OUT pins Power Up 7 Verify correct voltage and input polarity and set the external power supply to on The EVM begins operation 8 Adjust the signal source level as needed Operation 2 5 References 2 4 References 2 4 4 TPA6203A1 EVM Connected for Stereo BTL Output Figure 2 3 TPA6203A1 EVM Connected for Stereo BTL Output 5 VDC SHUTDOWN VDD GND m msi 100 Right TEXAS Ta Audio gt oM e SLOP Rio gt IN TPA6203A1 EVM A A 1N0 SHUTDOWN m um 51 External Mute Control 5 TEXAS INSTRUMENTS mm mm 2 R4 Audio Pg iN es SLOP vet TPA6203A1 EVM 100 R32 mm Left A e IN OH 1N0 T Due to the very small size of the MicroStar Junior BGA IC package the standard part number TPA6203A1 is replaced with the code AADI 2 4 2 TPA6203A1 EVM Schematic Diagram Figure 2 4 TPA6203A1 EVM Schematic Diagram
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