Texas Instruments TPA3001D1EVM User's Manual
Contents
1. EXCEPT TO 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 2002 Texas Instruments Incorporated EVM WARNINGS AND RESTRICTIONS It is important to operate this EVM within the supply voltage range of 8 V to 18 V Exceeding the specified supply voltage range may cause unexpected operation and or irreversible damage to the EVM If there are questions concerning the2. Minimum load impedance RL 4 ot T Refer to the TPA3001D1 data sheet for recommendations on the maximum output power when driving a 4 Q load Introduction 1 3 1 4 Chapter 2 Quick Start Follow the steps in this chapter to quickly prepare the TPA3001D1EVM for use Using the TPA3001D1EVM with the TI plug n play audio amplifier 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 in stand alone operation by making connections directly to the module pins and it can be wired directly into existing circuits or equipment Topic Page 2 4 xConfigurationz ecce remercie Pee eire 2 2 22 Precautions oer Eee Tues etc ET EI 2 2 2 3 Quick Start List for the Platform 2 4 2 4 Quick Start List for Stand Alone Operation 2 5 2 1 Configuration 2 1 Configuration The platform switch and jumper settings shown in Table 2 1 are typical for the TPA3001D1EVM and cause the TPA3001D1 to shut down when a plug is inserted into platform headphone jack J10 see Note 3 in Table 2 1 Table 2 1 Typical TI Plug N Play Platform Jumper and Switch Settings for the TPA3001D1 C Powers uP sez ues ues ses ses uer ses t S2 Note 2 Notes 1 ON Jumper installed OFF Jumper NOT Installed X Don t care 2 Set to ON when ton
3. supply voltage range please contact a TI field representative prior to applying power to the device under test DUT Applying loads outside of the specified load impedance 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 65 C The EVM is designed to operate properly with certain components above 65 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 2002 Texas Instruments Incorporated Preface Read This First About This Manual This user s guide describes the characteristics operation and use of the TPA3001D1EVM The user s guide includes a schematic diagram bill of mate rials BOM and board layout diagrams How to Use This Manual This document contains the following chap
4. 1PWP 24 pin 1 TI TPA3001D1PWP TSSOP 3 2 TPA3001D1EVM Schematic Figure 3 1 TPA3001D1EVM Schematic Diagram TPA3001D1EVM Schematic R2 120 ko ut Yeo n gt S O47 HF WII cs IN gt M SELE J4 C2 0 47 uF A o 0 GAINO IC ane 2 e GAIN1 RIONI IU PA OPF Ra SHUTDOWN E SHUTDOWN S1 R3 48 SAND 120 ko 120 kQ VCLAMP C10 1 uF T BSN 510 Vcc ki e PVcc L4 Vcc c8 C9 0 22 uF QUIM T 0 22 uF OUTN C7 T 7 C5 C6 10 uF 1 uF POND T 1uF PowerPAD V o e p e L2 L1 jd EI D2 Ferrite Ferrite Di Bead Bead C15 C14 1nF 1nF Bill of Materials Schematic and PCB Layers 3 3 TPA3001D1EVM PCB Layers 3 3 TPA3001D1EVM PCB Layers The following illustrations depict the TPA3001D1EVM PCB assembly and layers These drawings are not to scale Figure 3 2 TPA3001D1EVM Top Layer Jb TEXAS m e INSTRUMENTS qui iIN 6445578 IN TPA3001D1 EVM 1009 Ci mm munit GAINO em om m Fi le IR SHUTDOWN em 2 cani s1 cno Succ C7 NMOOLNHS Figure 3 3 TPA3001D1EVM Bottom Layer 3 4
5. 35 TEXA INSTRUMENTS TPA3001D1EVM 20 W Mono Class D Audio Power Amplifier User s Guide December 2002 HPL SLOU156 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries TI 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 Tl s 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 TI 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 ma
6. A3001D1EVM PCB Layers s 3 4 vii Figures 51 oor PT N The TI TPA3001D1 Audio Power Amplifier EVM Top View 1 2 The TI TPA3001D1 Audio Power Amplifier EVM Bottom View esse 1 2 Quick Start Platform Map sg faded os bie phe ee rebeliraxeiknbeartieu enter nbes 2 3 TPA3001D1EVM Schematic Diagram 0 3 3 TPA3001D1EVM Top Layer 3 4 TPA3001D1EVM Bottom Layer cece eect eens 3 4 Tables puc CciRcGcCnD viii Typical TI Plug N Play Platform Jumper and Switch Settings for the TPA3001D1 2 2 Typical TPA3001D1EVM Jumper Settings 00 cece eee ees 2 2 Platform Jumper and Switch Settings for the TPA3001D1 0 00 ee eee 2 4 Typical TPA3001D1EVM Jumper Settings 0c cece ees 2 5 TPA3001D1EVM Gain Settings 0 c cee ee 2 7 TPA3001D1EVM Bill of Materials 3 2 Chapter 1 Introduction This chapter provides an overview of the Texas Instruments Tl TPA3001D1EVM class D audio amplifier evaluation module It includes a list of EVM features a brief illustrated description of the module and a list of EVM specifications Topic Page iiS Descriptlonr ere Pp 1 2 1 2 TPA3001D1EVM Specifications 000 1 3 Description 1 1 Description The TPA3001D1 evaluation module EVM is a 20 W class D mono audio power amplifier complete with a small number of external components mounted on a c
7. N Play Audio Amplifier Evaluation Platfoym SLOP097 Rev 1 SININNULSNI 2 4 Quick Start List for Stand Alone Operation Evaluation Module Preparations 12 Use jumpers GAINO and GAIN1 to set the gain Table 2 4 Table 2 4 Typical TPA3001D1EVM Jumper Settings GAIN1 GAINO GAIN dB ON ON 12 ON OFF 18 OFF ON 23 6 OFF OFF 36 Note ON Jumper installed OFF Jumper REMOVED Power Up 13 Verify correct voltage and input polarity and set the external power supply and platform power switch S1 to ON Note Platform LED1 should light indicating the presence of VCC and the evalua tion module s installed on the platform should begin operation 14 Set switch S2 to ON if tone control board SLOP109 is installed in U1 15 Adjust the signal source level as needed 2 4 Quick Start List for Stand Alone Operation Follow these steps to use the TPA3001D1EVM as a stand alone unit or when connecting it into existing circuits or equipment Connections to the TPA3001D1 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 Power Supply 1 Ensure that all external power sources are set to OFF 2 Connect an external regulated power supply set from 8 V to 18 V to the module VCC and GND pins taking care to observe marked polarity It is only necessary to use the ground pi
8. e control board SLOP109 is installed in U1 otherwise set to OFF 3 R3 must be removed from the TPA3001D1EVM to allow the headphone jack to control the shutdown of the TPA3001D1 Table 2 2 Typical TPA3001D1EVM Jumper Settings EVM GAINO GAIN1 TPA3001D1 ON ON Note ON Jumper installed OFF Jumper NOT Installed 2 2 Precautions Power Supply Input Polarity and Maximum Voltage Always ensure 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 damage 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 2 2 Quick Start List for the Platform 2 3 Quick Start List for the Platform Follow these steps when using the TPA3001D1EVM with the TI plug n play audio amplifier evaluation platform see the platform user s guide SLOU011 for additional details Platform Preparations 1 Ensure all external power sources and platform power switch S1 are set to OFF 2 Install a TPA3001D1 module in platform socket U2 taking care to align the module pins correctly EVM power pins engage sockets U2 and U3 3 Set switch S2 to OFF 4 Set switch S3 to U5 5 Setjump
9. er JP6 to select the Mode control input Table 2 3 Platform Jumper and Switch Settings for the TPA3001D1EVM Mode OFF Notes 1 ON Jumper installed OFF Jumper NOT Installed X Don t care 2 Set to ON when tone control board SLOP109 is installed in U1 Power Supply Do not exceed 15 V on the plug n play platform or Zener diode VR1 may fail If a power supply greater than 15 V is to be used VR1 must be removed 6 Ensure power switch S1 is set to OFF Connect a regulated power supply with an output of 8 V to 15 V to J1 taking care to observe marked polarity 7 Setjumper JP1 for DC source to be from input J1 8 Set jumper JP4 for VCC power to EVMs Inputs and Outputs 9 Ensure that the audio signal source level is set to minimum 10 Connect the audio source to the right RCA phono jack J3 or the mono min iature phone jack J4 11 Connect speakers to the right RCA jack J7 or to the stripped wire speaker connectors J8 Quick Start 2 3 Quick Start List for the Platform Figure 2 1 Quick Start Platform Map peg no Lr 99A GE Power In Out NO OO 000 O O Audio Input 3 ino O_ ECT Speaker Output 7 uO OOOO O 0000 000 O O _OO000O Buiuonpuoo ye OO 0000 O dh Headphone Output SVXIL Plug
10. ircuit board measuring approximately 2 1 4 inches by 1 1 2 inches Figure 1 1 and Figure 1 2 Figure 1 1 The TI TPA3001D1 Audio Power Amplifier EVM Top View TEXAS CH mm INSTRUMENTS c3 mi INE 6445578 iIN pasoo Ev SP os am RISI gy m g Ci mm CAINO on ji emm Ri SON x mene SHUTDOWN em 2 GAINI s1 cno ycc CP NMOOLNHS Figure 1 2 The TI TPA3001D1 Audio Power Amplifier EVM Bottom View Note Single in line header pins extend from the underside of the module circuit board to allow the EVM to be plugged into the TI Plug N Play audio amplifier evaluation platform or to be wired directly into existing circuits and equip ment when used stand alone operation ss TPA3001D1EVM Specifications The platform which has room for a single TPA3001D1EVM is a convenient vehicle for demonstrating Tl s audio power amplifier and 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 1 2 TPA3001D1EVM Specifications Supply voltage range VOC iii iii 8 Vto18 V SUPPIY CUTTS MES lacs eerte e p e ead a 2A max Continuous output power R 8 9 Vpp 18 V THD N 10 Po 20W
11. is evaluation 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
12. ns adjacent to the module power pins Inputs and Outputs 3 Ensure that audio signal source level adjustments are set to minimum 4 Connect the audio source across the module IN and IN pins taking care to observe marked polarity For single ended input the negative input pin IN should be connected to the ground of the audio signal source 5 Connect a speaker to the module OUT and OUT pins taking care to observe marked polarity Quick Start 2 5 Quick Start List for Stand Alone Operation Evaluation Module Preparations 6 Adjust the source signal level as needed 7 Use jumpers GAINO and GAINI to set the gain as shown in Table 2 5 Table 2 5 TPA3001D1EVM Gain Settings GAIN1 GAINO GAIN dB ON ON 12 ON OFF 18 OFF ON 23 6 OFF OFF 36 Note ON Jumper installed OFF Jumper NOT installed Control Inputs SS ee Note The control signals applied to the EVM shutdown inputs must have sufficient current capability to overcome the 120 kQ pullup resistor on each input Holding down S1 places the amplifier in the shutdown state Releasing S1 returns the amplifier to the active state Refer to the TPA3001D1 data sheet SLOS398 for logic threshold voltage ratings nd 8 SHUTDOWN This pin is active low A low on this pin shuts down the ampli fier a high on this pin places the amplifier in an active state Leaving this pin floating also allows normal amplifier operation Power Up 9 Verify correct v
13. oltage and input polarity and set the external power supply to ON The EVM should begin operation 10 Adjust the signal source level as needed 2 6 Chapter 3 Bill of Materials Schematic and PCB Layers This chapter contains the bill of materials schematic and board layout for the TPS3001D1EVM Topic Page 3 1 TPA3001D1EVM Bill of Materials 3 2 3 2 TPA3001D1EVM Schematic eee 3 3 ia iene ie AO iE 3 4 3 3 TPA3001D1EVM PCB Layers 3 1 TPA3001D1EVM Bill of Materials 3 4 TPA3001D1EVM Bill of Materials Table 3 1 TPA3001D1EVM Bill of Materials C1 C2 Capacitor ceramic 0 47 uF 80 20 Y5V 0805 ECJ 2VF1C474Z 16V C3 C6 C10 C11 Capacitor ceramic 1 uF 80 20 Y5V 25 V 0805 NEM ECJ 2FF1E105Z I7 Capacitor electrolytic 10 uF 35 V SMD ECS T1VD106R C8 C9 Capacitor ceramic 0 22 uF 80 20 Y5V 0805 MEET fe ECJ 2VF1C224Z 16V Capacitor ceramic 220 pF 10 X7R 50 V 0805 ECU V1H221KBN C14 C15 Capacitor ceramic 1000 pF 10 X7R 50 V ECJ 2VB1H102K L1 L2 Ferrite Bead 0 05 Q DCR 70 Q at 100 MHz 1206 2512067007Y3 3A Dior Snow ge vin 05 Vali Wey sm 72 Beers auci 7 mS Header Oa male nemo 2163 36 01 P2 J2 GAIN1 Shunts Specialty 2JM G Electronics S1 SHUTDOWN Switch momentary pushbutton 12 V 50 mA 1 Panasonic EVQ PJS04K Headers 0 1 inch centers 1 2 inch long 10 Sulins PZC36SABN U1 TPA3001D
14. sk work right 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 TI is not responsible or liable for any such statements Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2002 Texas Instruments Incorporated EVM IMPORTANT NOTICE Texas Instruments TI provides the enclosed product s under the following conditions Th
15. ters Chapter 1 Introduction Chapter 2 Quick Start J Chapter 3 Bill of Materials Schematic and PCB Layers Trademarks PowerPAD is a trademark of Texas Instruments Information About Cautions and Warnings Information About Cautions and Warnings vi 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 that 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 1 Contents Introduction 2 5 2 nionem dn A ata eva Dr x ees woe woe RW eie Rasen 1 1 1 1 Description drese atott aenta pE ret enti timide Ltr pb enis Lee dees 1 2 1 2 TPA3001D1EVM Specifications 1 3 Quick Start iaia i ia seda ssp bs ard eee Sra ee acces ee Sener een 2 1 2A Configuration cuiua eran dps vin eti reti E fact d e ioi dette 2 2 2 2 iPrecautlons bI MELOS e Pu Nd doh Eie Seen E Pate 2 2 2 83 Quick Start List for the Platform 2 4 2 4 Quick Start List for Stand Alone Operation aeaaeae 2 5 Bill of Materials Schematic and PCB Layers es 3 1 3 4 TPAS3001D1EVM Bill of Materials III 3 2 3 2 TPA3001D1EVM Schematic san 3 3 3 8 TP
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