Texas Instruments TPA3250D2EVM, User Manual

Page 1: ...PA3250D2EVM Setup 5 2 1 TPA3250D2EVM Setup 5 2 2 Hardware Requirements 5 2 3 Hardware Default Setup BTL 2 0 6 3 Using TPA3250D2EVM in Different Output Configurations 7 3 1 BTL Plus Two SE 2 1 Operation 7 3 2 PBTL 0 1 Output Operation 7 3 3 Single Ended SE Output 4 0 Operation 8 4 Board Layouts Bill of Materials and Schematic 9 4 1 TPA3250D2EVM Board Layouts 9 4 2 TPA3250D2EVM Board Dimension 11 4 ...

Page 2: ...luation and excellent listening experience Figure 1 TPA3250D2EVM 1 1 TPA3250D2EVM Features The TPA3250D2EVM has following features Stereo PurePath Ultra HD evaluation module Self contained protection system short circuit clip and thermal Standard 2 VRMS differential input or single ended line input BTL PBTL and SE output configuration support Frequency adjust and oscillator sync interface Single s...

Page 3: ...e to and to 1 3 TPA3250D2EVM Single Ended and Differential Input The TPA3250D2EVM supports both differential and single ended inputs For single ended inputs J4 and or J19 jumpers are set to the SE position so that the TPA3250D2EVM uses the NE5532 to convert the single ended input signal to differential to properly drive the differential inputs of the TPA3250D2 The input RCA jack J3 is used to prov...

Page 4: ...ure OTE or overload OLP or undervoltage UVP Junction temperature higher 0 0 than 125 C overtemperature warning Overload OLP or undervoltage UVP Junction temperature higher than 125 C overtemperature 0 0 warning 0 1 Overload OLP or undervoltage UVP Junction temperature lower than 125 C 1 0 Junction temperature higher than 125 C overtemperature warning 1 1 Junction temperature lower than 125 C and n...

Page 5: ...tion Figure 2 TPA3250D2EVM Connections 2 2 Hardware Requirements The following hardware is required for this EVM TPA3250D2EVM AIP025 001 Power supply 5 14 A 18 38 VDC Two 4 8 Ω 100 W speakers resistor loads Four speaker banana cables RCA input cables Analog output audio source 5 SLVUAM9 December 2015 TPA3250D2EVM Submit Documentation Feedback Copyright 2015 Texas Instruments Incorporated ...

Page 6: ... 8 Ω to TPA3250D2 EVM negative output terminal to OUTD RED and AP analog input channel B negative terminal Be careful not to mix up PVDD and OUTD and OUTB terminals since the colors are the same RED For single ended stereo inputs connect AP channel A XLR to RCA male jacks to female RCA jacks input D CD RED and AP channel B XLR to RCA male jacks to female RCA jacks input B AB WHITE and set J4 and J...

Page 7: ...stereo channel input to female RCA jack input C YELLOW for OUTC speaker Connect right stereo channel input to female RCA jack input D CD RED for OUTD speaker For single ended subwoofer mono input connect RCA male jack to female RCA jack input B AB WHITE and set J4 jumper positions to SE For differential subwoofer mono inputs connect positive RCA male jack to female RCA jack input B AB WHITE and co...

Page 8: ... Set both J4 and J19 jumpers position to DIFF Connect input to female RCA jack input A BLACK for OUTA speaker Connect input to female RCA jack input B AB WHITE for OUTB speaker Connect input to female RCA jack input C YELLOW for OUTC speaker Connect input to female RCA jack input D CD RED for OUTD speaker spacer spacer spacer spacer spacer NOTE The performance of the TPA3250D2EVM TPA3250D2DDV is d...

Page 9: ... of Materials and Schematic 4 1 TPA3250D2EVM Board Layouts Figure 3 and Figure 4 illustrate the board layouts for the EVM Figure 3 TPA3250D2EVM Top Composite Assembly 9 SLVUAM9 December 2015 TPA3250D2EVM Submit Documentation Feedback Copyright 2015 Texas Instruments Incorporated ...

Page 10: ...youts Bill of Materials and Schematic www ti com Figure 4 TPA3250D2EVM Bottom Composite Assembly 10 TPA3250D2EVM SLVUAM9 December 2015 Submit Documentation Feedback Copyright 2015 Texas Instruments Incorporated ...

Page 11: ...ic 4 2 TPA3250D2EVM Board Dimension Figure 5 illustrates the TPA3250D2EVM board dimensions 140 mm 120 mm Figure 5 TPA3250D2EVM Board Dimension 11 SLVUAM9 December 2015 TPA3250D2EVM Submit Documentation Feedback Copyright 2015 Texas Instruments Incorporated ...

Page 12: ...1 100 µF CAP AL 100 µF 6 3 V 20 0 7 SMD SMT Radial C EEE FK0J101UR Panasonic C11 C26 C37 6 0 01 µF CAP CERM 0 01 µF 50 V 10 X7R 0603 0603 GRM188R71H103KA01D MuRata C45 C49 C61 C12 1 4700 pF CAP CERM 4700 pF 50 V 10 X7R 0603 0603 C0603X472K5RACTU Kemet C16 C53 C70 4 10 µF CAP CERM 10 µF 16 V 10 X5R 0805 0805 EMK212BJ106KG T Taiyo Yuden C81 C18 C23 C57 4 22 pF CAP CERM 22 pF 50 V 5 C0G NP0 0603 0603...

Page 13: ...doff Hex 25 mm Length M3 Aluminum Standoff M3 24438 Keystone H10 J1 J2 J9 3 Dual Binding Posts with Base 2x1 TH Dual Binding 6883 Pomona Electronics Posts with Base 2x1 TH J3 1 RCA Jack Red R A TH PC Mount Phono 971 Keystone Jack Red TH J4 J5 J6 J19 4 1x3 Header 100 mil 3x1 Gold TH PBC03SAAN PBC03SAAN Sullins Connector Solutions J7 J8 J21 3 Header 100 mil 2x1 Gold TH Sullins 100mil PBC02SAAN Sulli...

Page 14: ... k RES 22 0 k 1 0 1 W 0603 0603 RC0603FR 0722KL Yageo America R15 R36 R52 3 10 0 k RES 10 0 k 1 0 1 W 0603 0603 CRCW060310K0FKEA Vishay Dale R16 1 20 0 k RES 20 0 k 1 0 1 W 0603 0603 RC0603FR 0720KL Yageo America R17 1 30 0 k RES 30 0 k 1 0 1 W 0603 0603 RC0603FR 0730KL Yageo America R24 R28 2 47 k RES 47 k 5 0 1 W 0603 0603 RC0603JR 0747KL Yageo America R26 1 3 30 k RES 3 30 k 1 0 1 W 0603 0603 R...

Page 15: ... 5 C0G NP0 0603 0603 GRM1885C1H220JA01D MuRata C76 C77 C78 C79 0 1 µF CAP CERM 1 µF 50 V 10 X7R 1206 1206 GRM31MR71H105KA88L MuRata C80 FID1 FID2 FID3 0 Fiducial mark There is nothing to buy or mount Fiducial N A N A FID4 FID5 FID6 J13 0 Header 100mil 2x1 Gold TH Sullins 100mil PBC02SAAN Sullins Connector Solutions 1x2 230 mil above insulator R34 R58 R59 0 0 RES 0 5 0 1 W 0603 0603 CRCW06030000Z0E...

Page 16: ...12 1µF C78 DNP DNP 1µF C79 DNP DNP 1µF C80 DNP DNP TP13 RESETz DNP TP14 FAULTz DNP TP1 CLIP_OTWz DNP TP6 GND DNP TP2 PWMA DNP TP7 PWMC DNP TP5 PWMB DNP TP9 PWMD DNP TP4 PVDD AB DNP TP8 PVDD CD DNP TP3 OUTA DNP TP10 OUTB DNP TP11 OUTC DNP TP12 OUTD DNP Hi Current Shunt D3 INPUT SE B SE AB DIFF B INPUT SE A DIFF B INPUT SE D SE CD DIFF D INPUT SE C DIFF D GND 0 1uF C67 GND 0 1uF C82 J13 DNP DNP FAUL...

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