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PVDD

GND

RESET

Red

D4

FAULT

Q2

+12V

GND

GND

Orange

D2

OTW

+12V

GND

GND

CLIP_OTW

MONITORS

100

R33

100

R35

FAULT

7uH 6.5A

L2

MA5173

0.68µF

C24

GND

1000pF

C25

GND

GND

3.3

R11

0.68µF

C35

GND

GND

GND

3.3

R14

0.68µF

C43

GND

GND

GND

3.3

R18

0.68µF

C59

GND

GND

GND

3.3

R22

GND

PVDD

GND

GND

PVDD

OUT_A

OUT_B

OUT_C

0.033µF

C27

GND

1µF

C32

GND

GND

GND

0.033µF

C29

0.033µF

C52

0.033µF

C54

RESET

VBG

1
2

J21

GND

0.01µF

C49

GND

GND

1µF

C40

0.1uF

C14

GND

0

R3

GVDD_AB

0.1uF

C22

+12V

3.3

R6

GND

1
2
3

J6

+3.3V

1
2
3

J5

+3.3V

M1

M2

GND

GND

M1
M2

+12V

+12V-OA

GND

10.0k

R37

10.0k

R38

VMID

GND

INPUT_A

INPUT_B

INPUT_A

INPUT_B

1

2

3

4

8

U6A

NE5532ADR

5

6

7

4

8

U6B

NE5532ADR

10.0k

R27

10.0k

R20

10.0k

R21

VMID

+12V-OA

0.1uF

C51

GND

GND

10µF

C53

GND

10.0k

R25

INPUT_C

INPUT_D

GND

+3.3V

SLAVE MODE

10.0k

R15

20.0k

R16

30.0k

R17

MASTER MODE
MASTER MODE AM1
MASTER MODE AM2

GND

FREQUENCY

22.0k

R13

ADJUST

OUT_D

C_START

INPUT_D

INPUT_C

47k

R24

1.00k

R29

1.00k

R31

0.1µF

C68

GND

IN

1

OUT

3

GND

2

TAB

4

U3

LM2940IMP-12/NOPB

OUT

2

GND

1

IN

3

PAD

4

U2

TLV1117-33IDCY

PVDD

GND

0.1uF

C2

GND

GND

0.01µF

C11

1µF

C3

100uH

1.5A

L1

D1
100V/1A

2.2µF

C4

0.047µF

C1

0.1uF

C13

GND

4700pF

C12

182k

R2

5600pF

C7

+15V

0.47µF

C8

0.1uF

C9

GND

GND

GND

GND

GND

+12V

47µF

C5

10µF

C6

+3.3V

GND

GND

GND

100µF

C10

10µF

C70

100pF

C64

100

R23

GND

100pF

C58

100

R19

GND

100pF

C30

100

R10

GND

100pF

C19

100

R5

GND

MODE PIN SELECTION

M2

M1

0

1

0

1

0

1

0

1

INPUT MODE

OUTPUT

DESCRIPTION

2N + 1

2N/1N + 1

2N + 1

1N + 1

2xBTL

1xBTL + 2xSE

1xPBTL

4xSE

STEREO BTL OUTPUT, AD MODE

2.1 BTL + SE MODE, AD MODE

PARALLEL BTL OUTPUT, AD MODE

SINGLE ENDED OUTPUT, AD MODE

22pF

C65

22pF

C57

VMID

+3.3V

1
2

J21

IN = SE

OUT = BTL

1µF

C33

1µF

C47

1µF

C48

0.01µF

C61

0.01µF

C45

0.01µF

C37

0.01µF

C26

1000pF

C36

1000pF

C44

1000pF

C60

1
2

HEATSINK

GND

Black

J20

GNDCD

4.7µF

C38

4.99k

R39

1.00k

R40

GND

GND

47µF

C39

OUT_A

OUT_B

OUT_C

OUT_D

OUTA

OUTB

OUTC

OUTD

Black

J11

GNDAB

1

2

3

4

5

6

7

8

J16

1
2
3

J19

SE

DIFF

0.1uF

C72

GND

GND

1

2

3

4

8

U5A

NE5532ADR

5

6

7

4

8

U5B

NE5532ADR

10.0k

R42

10.0k

R7

10.0k

R8

VMID

+12V-OA

0.1uF

C15

GND

GND

10µF

C16

GND

10.0k

R41

22pF

C23

22pF

C18

VMID

1
2
3

J4

SE

1
2
3

J4

SE

DIFF

100k

R9

GND

100k

R43

GND

100k

R45

GND

100k

R48

22pF

C73

DNP

DNP

10.0k

R47

DNP

DNP

0

R4

0

R12

0

R44

0

R46

22pF

C74

DNP

DNP

22pF

C75

DNP

DNP

22pF

C76

DNP

DNP

OUTD

OUTC

OUTB

OUTA

OA

OB

OC

OD

+12V

GND

GND

499

R53

+3.3V

GND

Green

D5

10µF

C20

10µF

C71

10µF

C62

10µF

C66

GND

1µF

C77

DNP

DNP

3.3

R54

DNP

DNP

GND

GND

GND

GND

1
2
3

J10

4

3

1

J3

INA/AB

4

3

1

J14

INB

4

3

1

J15

IND

1
2
3

J12

1µF

C78

DNP

DNP

1µF

C79

DNP

DNP

1µF

C80

DNP

DNP

TP13

RESETz

TP14

FAULTz

TP1

CLIP_OTWz

TP6

GND

TP2

PWMA

TP7

PWMC

TP5

PWMB

TP9

PWMD

TP4

PVDD-AB

TP8

PVDD-CD

TP3

OUTA

TP10

OUTB

TP11

OUTC

TP12

OUTD

Hi Current Shunt

D3

INPUT SE A

SE AB
DIFF A+

INPUT SE B

DIFF A-

INPUT SE C

SE CD
DIFF C+

INPUT SE D

DIFF C-

GND

GND

6

4

5

1

3

S1

RESET

GND

0.1uF

C67

GND

0.1uF

C82

J13

DNP

DNP

FAULT

4

3

1

J18

INC/CD

0

R30

10µF

C17

10µF

C28

10µF

C55

10µF

C63

12.0k

R32

3.30k

R26

GND

+15V

GND

0

R34

DNP

DNP

0

R58

DNP

DNP

0

R59

DNP

DNP

0

R60

DNP

DNP

GND

GND

7uH 6.5A

L3

MA5173

7uH 6.5A

L4

MA5173

7uH 6.5A

L5

MA5173

AVDD

14

BST_A

44

BST_B

43

BST_C

24

BST_D

23

VBG

20

C_START

15

DVDD

11

FAULT

19

FREQ_ADJ

8

GND

12

GND

13

GND

25

GND

26

GND

33

GND

34

GND

41

GND

42

GVDD_AB

1

GVDD_CD

22

INPUT_A

5

INPUT_B

6

INPUT_C

16

INPUT_D

17

M1

3

M2

4

OC_ADJ

7

OC_IOM

9

OC_IOP

10

CLIP OTW

21

OUT_A

39

OUT_A

40

OUT_B

35

OUT_C

32

OUT_D

27

OUT_D

28

PVDD_AB

36

PVDD_AB

37

PVDD_AB

38

PVDD_CD

29

PVDD_CD

30

PVDD_CD

31

RESET

18

VDD

2

U4

TPA3251D2DDVR

PVDD

100k

R61

0.1uF

C69

GND

GVDD_CD

+12V

0

R1

1µF

C83

1µF

C84

GND

VDD

GVDD_AB

VDD

GVDD_CD

+3.3V

FAULT

CLIP_OTW

GND

OSCILLATOR

SYNC

INTERFACE

4

1

2

3

J17

0.47µF

C50

47k

R28

1
2

J7

1
2

J8

GND

10.0k

R36

10.0k

R52

MODE

SELECTION

IN=PBTL

OUT=BTL/SE

10.0k

R49

DNP

DNP

10.0k

R50

DNP

DNP

10.0k

R51

DNP

DNP

GND

1

GND

2

MR

5

RESET

3

VDD

4

U7

TPS3802K33DCKR

GND

470µF

C21

470µF

C34

470µF

C42

470µF

C56

2200µF

C31

2200µF

C46

GND

10µF

C81

J22

Hi Current Shunt

J23

Hi Current Shunt

J24

Hi Current Shunt

J25

1

2

J9

1

2

J2

VCC

9

SS

7

SW

1

FB

6

RTN

5

VIN

10

BST

2

RON/SD

8

DAP

11

ISEN

3

SGND

4

U1

LM5010ASD/NOPB

10uH

0.8A

L6

1

2

J1

3.3

R55

DNP

DNP

3.3

R56

DNP

DNP

3.3

R57

DNP

DNP

Q1

1µF

C41

TP26

FREQ_ADJ

DNP

TP25

M1

DNP

TP24

OC-ADJ

DNP

TP20

INA

DNP

TP21

INB

DNP

TP22

INC

DNP

TP23

IND

DNP

TP18

DVDD

DNP

TP19

AVDD

DNP

TP15

GVDD-AB

DNP

TP16

VDD

DNP

TP17

GVDD-CD

DNP

TP27

VBG

DNP

Board Layouts, Bill of Materials, and Schematic

www.ti.com

4.4

TPA3251D2EVM Schematic

The schematic for TPA3251D2EVM is illustrated in

Figure 6

.

Figure 6. TPA3251D2EVM Schematic

14

TPA3251D2EVM

SLVUAG8A – September 2015 – Revised October 2015

Submit Documentation Feedback

Copyright © 2015, Texas Instruments Incorporated

Содержание PurePath TPA3251D2EVM

Страница 1: ... 2 1 TPA3251D2EVM Setup 5 2 2 Hardware Requirements 5 2 3 Hardware Default Setup BTL 2 0 6 3 Using TPA3251D2EVM in Different Output Configurations 7 3 1 BTL Plus Two SE 2 1 Operation 7 3 2 PBTL 0 1 Output Operation 8 3 3 Single Ended SE Output 4 0 Operation 8 4 Board Layouts Bill of Materials and Schematic 9 4 1 TPA3251D2EVM Board Layouts 9 4 2 TPA3251D2EVM Board Dimension 10 4 3 Bill of Materials...

Страница 2: ...ormance audio op amp designed to allow TPA3251D2DDV operation with differential or single ended input signals to the EVM with differential inputs yielding the optimal performance TPA3251D2EVM is a complete 2 VRMS analog input 2 175 W stereo 1 350 W mono high power amplifier ready for evaluation and excellent listening experience Figure 1 TPA3251D2EVM 1 1 TPA3251D2EVM Features The TPA3251D2EVM has ...

Страница 3: ...nter channel delay will be setup for a slave device depending on the polarity of the OSC_I O connection such that slave mode 1 is selected by connecting OSC_I O of the master device in phase with OSC_I O of the slave device to and to while slave mode 2 is selected by connecting the OSC_I O s out of phase to and to 1 3 TPA3251D2EVM Single Ended and Differential Input The TPA3251D2EVM supports both ...

Страница 4: ...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 no OLP or UV...

Страница 5: ...d connection 2 1 TPA3251D2EVM Setup Figure 2 illustrates the TPA3251D2EVM connection Figure 2 TPA3251D2EVM Connections 2 2 Hardware Requirements The following hardware is required for this EVM TPA3251D2EVM AIP025 001 Power supply 5 14 A 18 38 VDC Two 3 8 Ω 100 W speakers resistor loads Four speaker banana cables RCA input cables Analog output audio source 5 SLVUAG8A September 2015 Revised October ...

Страница 6: ...1D2 EVM negative output terminal to OUTD BLACK and AP analog input channel B negative terminal Be careful not to mix up PVDD and OUTA 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 A AB RED and AP channel B XLR to RCA male jacks to female RCA jacks input C CD WHITE and set J4 and J19 jumper po...

Страница 7: ...tor load 2 4 Ω positive terminal to OUTC and remove jumper J24 Connect right stereo speaker power resistor load 2 4 Ω positive terminal to OUTD and remove jumper J25 Connect subwoofer mono speaker power resistor load 3 8 Ω positive terminal to OUTA and negative terminal to OUTB Set J19 jumper position to DIFF Connect left stereo channel input to female RCA jack input C CD WHITE for OUTC speaker Co...

Страница 8: ...ower resistor 2 4 Ω positive terminal to OUTA and remove jumper J22 Connect speaker power resistor 2 4 Ω positive terminal to OUTB and remove jumper J23 Connect speaker power resistor 2 4 Ω positive terminal to OUTC and remove jumper J24 Connect speaker power resistor 2 4 Ω positive terminal to OUTD and remove jumper J25 Set both J4 and J19 jumpers position to DIFF Connect input to female RCA jack...

Страница 9: ...251D2EVM Board Layouts Figure 3 and Figure 4 illustrate the board layouts for the EVM Figure 3 TPA3251D2EVM Top Composite Assembly Figure 4 TPA3251D2EVM Bottom Composite Assembly 9 SLVUAG8A September 2015 Revised October 2015 TPA3251D2EVM Submit Documentation Feedback Copyright 2015 Texas Instruments Incorporated ...

Страница 10: ...51D2EVM Board Dimension Figure 5 illustrates the TPA3251D2EVM board dimensions 140 mm 120 mm Figure 5 TPA3251D2EVM Board Dimension 10 TPA3251D2EVM SLVUAG8A September 2015 Revised October 2015 Submit Documentation Feedback Copyright 2015 Texas Instruments Incorporated ...

Страница 11: ...7 5mm B32652A3684J EPCOS Inc C59 C25 C36 C44 4 1000pF CAP CERM 1000 pF 50 V 5 C0G NP0 1206 GRM3195C1H102JA01D Murata C60 1206 C27 C29 C52 4 0 033uF CAP CERM 0 033 µF 50 V 10 X7R 0603 0603 GRM188R71H333KA61D Murata C54 C31 C46 2 2200uF CAP AL 2200 µF 50 V 20 0 023 ohm TH Dia 18mm EEU FC1H222 Panasonic C32 C33 C47 6 1uF CAP CERM 1 µF 50 V 10 X7R 1206 1206 GRM31MR71H105KA88L Murata C48 C83 C84 C38 1 ...

Страница 12: ...R27 R37 R38 R41 R42 R9 R43 R45 5 100k RES 100 k 1 0 063 W 0402 0402 CRCW0402100KFKED Vishay Dale R48 R61 R13 1 22 0k RES 22 0 k 1 0 1 W 0603 0603 RC0603FR 0722KL Yageo America R15 R36 R52 3 10 0k RES 10 0 k 1 0 1 W 0603 0603 CRCW060310K0FKEA Vishay Dale R16 1 20 0k RES 20 0 k 1 0 1 W 0603 0603 RC0603FR 0720KL Yageo America R17 1 30 0k RES 30 0 k 1 0 1 W 0603 0603 RC0603FR 0730KL Yageo America R24 ...

Страница 13: ...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 1x2 230 mil above Solutions insulator R34 R58 R59 0 0 RES 0 5 0 1 W 0603 0603 CRCW06030000Z0EA Vishay Dale R60 R47 R49 R50 0 10 0k RES 10 0 k 1 0 1 W 0603 0603 CRCW060310K0FKEA Vishay Dale R51 R54 R5...

Страница 14: ... DNP 22pF C75 DNP DNP 22pF C76 DNP DNP OUTD OUTC OUTB OUTA OA OB OC OD 12V GND GND 499 R53 3 3V GND Green D5 10µF C20 10µF C71 10µF C62 10µF C66 GND 1µF C77 DNP DNP 3 3 R54 DNP DNP GND GND GND GND 1 2 3 J10 4 3 1 J3 INA AB 4 3 1 J14 INB 4 3 1 J15 IND 1 2 3 J12 1µF C78 DNP DNP 1µF C79 DNP DNP 1µF C80 DNP DNP TP13 RESETz TP14 FAULTz TP1 CLIP_OTWz TP6 GND TP2 PWMA TP7 PWMC TP5 PWMB TP9 PWMD TP4 PVDD ...

Страница 15: ...proved 3 Typos corrected in TPA3251D2EVM Connections image 5 Added instruction to not power up EVM until all connections are complete 6 Added note regarding power supply usage to the end of the Single Ended SE Output 4 0 Operation section 8 Changed part number in the HEATSINK row of the BOM 11 NOTE Page numbers for previous revisions may differ from page numbers in the current version 15 SLVUAG8A ...

Страница 16: ...ring the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warranted for the remainder of the original warranty period Replaced EVMs shall be warranted for a new full ninety 90 day warranty period 3 ...

Страница 17: ... by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la rég...

Страница 18: ... 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 even with the inputs and outputs kept within the specified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors cu...

Страница 19: ...F REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED 8 2 Specific Limitations IN NO EVENT SHALL T...

Страница 20: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

Страница 21: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPA3251D2EVM ...

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