Texas Instruments TPA3100D2 User's Manual
Contents
1. TEXAS User s Guide INSTRUMENTS SLOU179 December 2005 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter Contents 1 iT OQUICTION caw 2 2 PUO ee 3 3 2 EVM SNEMA 4 TPASVOOD2 EVM PCB LAV GUS 6 5 EVM Parts 8 List of Figures 1 TI TPA3100D2 Audio Power Amplifier EVM Top 2 2 TI TPA3100D2 Audio Power Amplifier EVM Bottom 2 3 TPAGIOOD2 EVM SCHEMA 5 4 TFASITOODZ EVM POO LAV CN 6 5 EVM Boitom LAV CM List of Tables 1 CMOS seem 4 2 2 8 5100179 2005 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter 1 ki TEXAS INSTRUMENTS www ti com Introduct2. EXTENT OF THE USER S INDEMNITY OBLIGATIONS SET FORTH ABOVE NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER TI IS NOTIFIED OF THE POSSIBILITY OR NOT Tl currently deals with a variety of customers for products and therefore our arrangement with the user is not exclusive Tl assumes no liability for applications assistance customer product design software performance or infringement of patents or services described herein User agrees to read the EVM User s Guide and specifically the EVM warnings and Restrictions notice in the EVM User s Guide prior to handling the EVM and the product This notice contains important safety information about temperatures and voltages It is user s responsibility to ensure that persons handling the EVM and the product have electronics training and observe good laboratory practice standards By providing user with this EVM product and services Tl is NOT granting user any license in any patent or other intellectual property right Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2005 Texas Instruments Incorporated EVM WARNINGS AND RESTRICTIONS It is important to operate this EVM within the supply voltage range of 0 3 V to 30 V and input voltage range of 0 3 V to 4 5 V Exceeding the specified input range may cause unexpected operation and or irreversible damage to the EVM If there a
3. Instruments Incorporated and its subsidiaries Tl 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 Tl 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 Tl 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 mask work right or other TI intellectual property right relating to any combination machine or process in which TI products or services are used Informati
4. terminal immediately terminates audio playback through the speakers and the outputs stop switching a low signal lt 0 8 V enables the device S2 on the EVM controls the state of the MUTE terminal Holding down switch S2 places the amplifier in the MUTE state Releasing S2 returns the amplifier to the active state 3 GAINO GAIN1 Together these terminals determine the gain of the amplifier Refer to Table 1 Installing a jumper in J12 or J13 sets the respective terminal to GND Removing the jumper sets the respective terminals to VREG 4 V Removing jumpers INCREASES the gain while installing jumpers DECREASES the gain Logic levels are TTL compatible 4 MSTR SLV This terminal is used with the SYNC TP2 output to synchronize the switching frequencies of multiple 10002 devices For example with 2 devices one would be configured as the MASTER by removing the J14 jumper The other EVM would be configured as the SLAVE device by installing a jumper in the J14 location Logic levels are TTL compatible SLOU179 December 2005 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter 3 Operation 2 1 2 3 4 1 75 TEXAS INSTRUMENTS www ti com Table 1 Gain Settings ON 1 OFF Jumper removed ON Jumper installed Control Outputs FAULT This pin is a TTL compatible output for reporting a short circuit fault on the output If the outputs are shorted to GND Vec or to each other this terminal goes high and remai
5. ance 11 14 Inductor 33 uH radial lead ferrite material shielded Radial Radial Panasonic Toko EEU FC1V221 A7503AY 330M Digi key P 10297 C23 C24 Capacitor ceramic 0 47 uF 10 X5R 35 V 0805 2 Ri R6 Resistor chip 100 kQ 1 16 W 5 0603 6 2 Taiyo Yuden Panasonic GMK212BJ474KG ERJ 3GEYJ104V Digi Key P100KG Panasonic Panasonic J1 J2 Phono jack PC mount switched Switchcraft PJRAN1X1U03 Newark 16C1860 J9 J14 Header 2 position male 2 mm 6 2163 36 01 P2 Digi Key 2163S 36 JQ Shunt 2 mm 2 mm 6 2JM G J14 shunts TP1 TP2 Test points 0 040 mounting hole 1 240 345 51 S2 Switch momentary SMD low profile 2 Panasonic EVQ PPBA25 Digi Key P8086S Standoffs 5 8 length 4 40 thread 4 1808 Newark 89F 1934 Screws 4 40 375 4 Digi Key H781 ND U1 TPA3100D2RGZ 48 pin QFN 1 TI TPA3100D2RGZ 8 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter SLOU179 December 2005 ki TEXAS INSTRUMENTS www ti com TPA3100D2 EVM Parts List FCC Warnings 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
6. 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 EVM TERMS AND CONDITIONS Texas Instruments TI provides the enclosed Evaluation Module and related material EVM to you the user you or user SUBJECT TO the terms and conditions set forth below By accepting and using the EVM you are indicating that you have read understand and agree to be bound by these terms and conditions IF YOU DO NOT AGREE TO BE BOUND BY THESE TERMS AND CONDITIONS YOU MUST RETURN THE EVM AND NOT USE IT This EVM is provided to you by TI and is intended for your INTERNAL ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY It is provided AS IS and WITH ALL FAULTS It is not considered by TI to be fit for commercial use As such the EVM may be incomplete in terms of required design marketing and or manufacturing related protective considerations including product safety measures typically found in the end product As a prototype the EVM 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 EVM not meet the specifications indicated in the EVM User s Guide it may be returned within 30 days from the date of delivery for a full refund of any amount paid by user for the EVM which user agrees shall be user s so
7. dule Preparations 2 1 2 1 Inputs and Outputs 1 If connecting to a fully differential input or a grounded input the shield of the RCA jack is GND remove jumpers 49 and J10 from the EVM board These are located next to the input jacks J1 and J2 connecting to a floating source like a portable CD player install J9 and J10 After setting the J9 and J10 jumpers appropriately connect the audio source to J1 RIGHT and J2 LEFT 2 Connect a speaker across ROUT J6 and ROUT J5 Connect another speaker across LOUT J3 and LOUT J4 3 Install both gain jumpers GAINO J12 and GAIN1 J13 This sets the gain of the amplifier to the lowest level 20 dB 4 Remove the jumper at MSTR SLV J14 If only one TPA3100D2 is evaluated it must be configured as the master If multiple EVMs are connected together using the SYNC output TP2 the additional EVMs must be configured in the slave mode by installing the J14 jumper 5 Remove the jumper J11 This places the device in a latched mode when a short circuit event occurs 2 1 2 2 Control Inputs 1 SD This terminal is active low A low signal on the device terminal lt 0 8 V shuts down the amplifier a high signal gt 2 V on the device terminal places the amplifier in the active state Holding down switch 51 places the amplifier in the SHUTDOWN state Releasing 81 returns the amplifier to the active state 2 MUTE This terminal is active high A high signal gt 2 V on this
8. ilitary www ti com military Power Mgmt power ti com Optical Networking www ti com opticalnetwork Microcontrollers microcontroller ti com Security www ti com security Telephony www ti com telephony Video amp Imaging www ti com video Wireless www ti com wireless Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2005 Texas Instruments Incorporated
9. ion 1 Introduction 1 1 Description The TPA3100D2 evaluation module consists of a single 20 W class D stereo audio power amplifier complete with a small number of external components mounted on a circuit board that can be used to directly drive a speaker with an external analog audio source as the input c wn 19 17 SY us om TEXAS INSTRUMENTS 10002 EVM AIS YLSN Figure 2 Tl TPA3100D2 Audio Power Amplifier EVM Bottom View 2 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter SLOU179 December 2005 ki TEXAS INSTRUMENTS www ti com Operation 1 2 TPA3100D2 EVM Specifications Voc Supply voltage range 10 V to 26 V lcc Supply current 4 A max Po Continuous output power per channel 8 Q 18 V THD N 3 5 20 W RL Minimum load impedance 3 2 Q 2 Operation 2 1 Quick Start List for Stand Alone Operation Follow these steps to use the TPA3100D2 EVM stand alone or when connecting it into existing circuits or equipment Connections to the EVM module can be made using banana plugs for the power supply and output connections The inputs accept standard RCA plugs 2 1 1 Power Supply 1 Ensure that all external power sources are set to OFF 2 Connect an external regulated power supply adjusted from 10 V 26 V to the module Vec J7 and GND J8 banana jacks taking care to observe marked polarity 2 1 2 Evaluation Mo
10. le and exclusive remedy THE FOREGOING WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY TI TO USER AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED IMPLIED OR STATUTORY INCLUDING ANY WARRANTY OF MERCHANTABILITY FITNESS FOR ANY PARTICULAR PURPOSE OR NON INFRINGEMENT TI shall have no obligation to defend any claim arising from the EVM including but not limited to claims that the EVM infringes third party intellectual property Further TI shall have no liability to user for any costs losses or damages resulting from any such claims User shall indemnify and hold Tl harmless against any damages liabilities or costs resulting from any claim suit or proceeding arising from user s handling or use of the EVM including but not limited to i claims that the EVM infringes a third party s intellectual property and ii claims arising from the user s use or handling of the EVM TI shall have no responsibility to defend any such claim suit or proceeding User assumes all responsibility and liability for proper and safe handling and use of the EVM and the evaluation of the EVM TI shall have no liability for any costs losses or damages resulting from the use or handling of the EVM User acknowledges that the EVM may not be regulatory compliant or agency certified FCC UL CE etc Due to the open construction of the EVM it is the user s responsibility to take any all appropriate precautions with regard to electrostatic discharge EXCEPT TO THE
11. n Module With LC Filter 5 TEXAS INSTRUMENTS www ti com TPA3100D2 EVM PCB Layers 4 TPA3100D2 EVM PCB Layers BLO 610 2 L Woo Ty G9 LIN INSTRUMENTS TPAS100D2 EVM om om INIVO vit E AIS YLSW vy Gu Figure 4 TPA3100D2 EVM Top Layer 6 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter SLOU179 December 2005 ki TEXAS INSTRUMENTS www ti com TPA3100D2 EVM PCB Layers Figure 5 TPA3100D2 EVM Bottom Layer SLOU179 December 2005 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter 7 TPA3100D2 EVM Parts List ki TEXAS INSTRUMENTS www ti com 5 TPA3100D2 EVM Parts List Table 2 TPA3100D2 EVM Parts List Description Part Vendor Capacitor ceramic 0 22 uF 10 X7R 25 V C1608X7R1C224KT Digi key 445 1318 2 C5 Capacitor ceramic 0 01 uF 10 X7R 50 0603 1 TDK C1608X7R1H103KT Digi key 445 1311 2 C6 C9 Capacitor ceramic 0 1 uF 10 X7R 50 V 4 TDK C1608X7R1H104KT Digi key 445 1314 2 C10 14 Capacitor ceramic 1 0 uF 10 10 5 TDK C1608X5R1A105KT Digi key 445 1321 2 C15 C16 Capacitor ceramic 1 0 uF 80 20 Y5V 16 V TDK C2012Y5V1C105Z Digi key 445 1367 2 C20 Capacitor ceramic 10 uF 80 20 Y5V 50 V Murata GRM32DF51H106ZA01L Digi key 490 1891 2 C21 C22 Capacitor electrolytic 220 uF low imped
12. ns high until one of the following operations is performed power is cycled SHUTDOWN is cycled or MUTE 15 cycled If jumper J11 is installed the MUTE terminal is connected directly to the FAULT terminal and a short circuit fault is automatically cleared when it occurs Power Up Verify correct voltage and input polarity and turn the external power supplies The EVM should begin operation Adjust the input signal Adjust the control inputs to the desired settings If no sound is audible check the position of the MSTR SLV J14 jumper It should be removed if evaluating a single EVM Adjust the amplifier gain by installing removing the gain jumpers J12 and J13 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter SLOU179 December 2005 ki TEXAS INSTRUMENTS www ti com TPA3100D2 EVM Schematic 3 TPA3100D2 EVM Schematic J6 J5 VCC ROUT ROUT 25 a 0 47uF 14 VREG 3 ve aa Loe 8 J7 VCC C18 cs I 0 220uF C21 M s TPA3100D2 ON GAINO a _ 220uF 22 MSTR SLV SYNC C19 NC o 2 VCC Connected at PowerPad C1 C2 and then to J8 with single point connection 22uF 0 22uF VREG x ane a 1 5 PGND AGND 0 1 0 1 Sour HFSS I C6 C7 C24 0 47 J3 J4 LOUT LOUT Figure 3 TPA3100D2 EVM Schematic SLOU179 December 2005 TPA3100D2 Audio Power Amplifier Evaluatio
13. on 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 data books 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 is not responsible or liable for such altered documentation Resale of Tl products or services with statements different from or beyond the parameters stated by for that product or service voids all express and any implied warranties for the associated 1 product or service and is an unfair and deceptive business practice TI is not responsible or liable for any such statements Following are URLs where you can obtain information on other Texas Instruments products and application solutions Products Applications Amplifiers amplifier ti com Audio www ti com audio Data Converters dataconverter ti com Automotive www ti com automotive DSP dsp ti com Broadband www ti com broadband Interface interface ti com Digital Control www ti com digitalcontrol Logic logic ti com M
14. re questions concerning the input range please 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 SLOU179 December 2005 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter 9 ki TEXAS INSTRUMENTS www ti com TPA3100D2 EVM Parts List EVM WARNINGS AND RESTRICTIONS continued During normal operation some circuit components may have case temperatures greater than 85 C 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 2005 Texas Instruments Incorporated 10 TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter SLOU179 December 2005 IMPORTANT NOTICE Texas
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