Texas Instruments TPA3223EVM User Manual Download Page 20

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5V-PU

GND

Orange

D2
OTW_CLIP

5V-PU

GND

MONITORS

GND

PVDD

GND

PVDD

GND

RESET

GND

GVDD

GND

IN1_P

IN1_M

5V-PU

SLAVE MODE
MASTER MODE (600 kHz)
MASTER MODE AM1 (533 kHz)
MASTER MODE AM2 (480 kHz)

GND

FREQUENCY

ADJUST

OUT2_M

IN2_M

IN2_P

1.00k

R29

1.00k

R31

100pF
50V

C64

100pF
50V

C58

100pF
50V

C30

100pF
50V

C19

OUT1_P

OUT1_M

OUT1+
OUT1-

OUT2+
OUT2-

J16

1uF
50V

C56

3.30

R54

GND

1uF
50V

C53

1uF
50V

C51

1uF
50V

C50

TP2

OUT1_P

TP5

OUT1_M

TP9

OUT2_M

J13

FAULT

VDD

GVDD

FAULT

OTW_CLIP

GND

OSCILLATOR

SYNC

INTERFACE

J17

1uF

16V

C41

TP26

FREQ_ADJ

TP21

IN1M

TP22

IN2P

TP23

IN2M

TP19

AVDD

TP15

GVDD

TP16

VDD

1000pF
100V

C25

1000pF
100V

C36

1000pF
100V

C44

1000pF
100V

C60

TP20

IN1P

OUT1+

OUT1-

OUT2-

OUT2+

IN1P

IN1M

IN2P

IN2M

FROM ANALOG

ANALOG

FRONT END

GND

RESET

GND

0.1uF
50V

C18

GND

PVDD

GND

RESET CONTROL

RESET-SW

RESET

RESET-SW

TO AIB

OTW_CLIP

FAULT

CONTROLLER

RESET-SW

1uF
100V

C32

1uF
100V

C33

1uF
100V

C47

1uF
100V

C48

1uF
100V

C42

1uF
100V

C34

0.033uF
25V

C27

0.033uF
25V

C29

OUT2_P

TP7

OUT2_P

0.033uF
25V

C52

0.033uF
25V

C54

GND

OSCM

OSCP

OSCM

OSCP

FREQ_ADJ

TP1

OTW_CLIP

TP14

FAULT

5V-PU

GND

TP18

HEAD

10.0k

R68

HEAD

CMUTE

IN1_P

IN1_M

IN2_P

IN2_M

GAIN/SLV

VDD

AVDD

GAIN/SLV MATRIX

J23

Gain/SLV Select

GND

M1
M2
M3
M4
S1
S2
S3
S4

AVDD

GND

CMUTE

GND

PVDD

1uF
16V

C66

Using 10uH and 1uF, Cut-off is 50kHz

1uF
250V

C24

1uF
250V

C35

1uF
250V

C43

1uF
250V

C59

AUGNDR

AUGNDL

OUT1_P

OUT1_M

OUT2_P

OUT2_M

TP24

GAIN/SLV

1.00k

R38

0.033uF
25V

C16

GND

5V-PU

FRONT END

1.00k

R32

3.30

R55

3.30

R56

3.30

R53

J22

VDD SEL

5Vto3.3V

TP35

CMUTE

TP13

RESET

VDD-SEL

GVDD

20.0k

R69

10.0k

R79

10.0k

R80

GND

5V-PU

J24

HEAD

TP6

GND

TP3

OUT1+

TP10

OUT1-

TP11

OUT2+

TP12

OUT2-

OTW_CLIP

FAULT

63V

1000uF

C31

63V

1000uF

C46

100V

0.1uF

C22

100V

0.1uF

C67

100

R10

100

R19

100

R23

3.32

R75

FAULT

OTW_CLIP

Red

D4
FAULT

100

R35

100

R33

R30

47.0k

NT1

Net-Tie

NT2

Net-Tie

49.9k

R15

30.0k

R17

GND

RESET

VDD

TPS3802K33DCKR

100k

R61

100k

R42

100k

R76

100k

R77

100k

5.60k

R41

39.0k

R71

75.0k

R78

75.0k

R73

47.0k

R72

51.0k

R21

16.0k

R36

47.0k

R27

47.0k

R24

47.0k

R28

4.02k

R26

51.0k

R74

39.0k

R34

1
2

ATS-TI1OP-519-C1-R3

HS1

10uH

AVDD

GVDD

PVDD

VDD

I N1_M

I N1_P

I N2_M

I N2_P

BST1_M

BST1_P

BST2_M

BST2_P

OUT1_M

OUT1_P

OUT2_M

OUT2_P

CMUTE

FAULT

OTW_CLI P

RESET

GAI N/CLKSYNC

HEAD

OSCM

OSCP

FREQ_ADJ

GND

TPA3223DDVR

TP4

TP8

TP40

R81

R82

Figure 4-5. TPA3223EVM Schematic 2

EVM Design Documents

www.ti.com

TPA3223 Evaluation Module

SLAU874 – OCTOBER 2022

Submit Document Feedback

Summary of Contents for TPA3223EVM

Page 1: ...rd Layouts 18 4 3 TPA3223EVM Schematics 19 4 4 TPA3223EVM Bill of Materials 22 List of Figures Figure 1 1 Output Configuration BTL 0 Figure 1 2 EVM Board Top Side 0 Figure 1 3 EVM Board Bottom Side 0...

Page 2: ...Supply Summary 0 Table 1 8 AIB Connector J28 Pinout 0 Table 1 9 AIB Power Rail Specifications 0 Table 1 10 TPA3223EVM Bill of Materials 1 0 Table 1 1 Jumper and Switch Configurations BTL Mode 5 Table...

Page 3: ...igure 1 1 Output Configuration BTL 1 1 Required Hardware The following hardware is required for this EVM TPA3223EVM Power supply 5 14 A 12 45 VDC Two 3 8 speaker or resistor loads make sure that speak...

Page 4: ...E Figure 1 2 shows the EVM board Figure 1 2 EVM Board Top Side Figure 1 3 EVM Board Bottom Side Quick Start BTL MODE www ti com 4 TPA3223 Evaluation Module SLAU874 OCTOBER 2022 Submit Document Feedbac...

Page 5: ...oard Input Install jumpers J10 J11 J20 and J21 to position 2 3 which is labeled as AIB Jumpers J4 and J12 must be installed for SE input from the AIB or uninstalled for DIFF input from the AIB 6 Ensur...

Page 6: ...nable audio input playback and the EVM begins driving audio out of the left and right speakers If resistor loads are used for testing instead of speakers then the load will now be energized Quick Star...

Page 7: ...Speaker Output This mode provides one speaker output that is more powerful than each BTL output and is useful when mono audio is to be played or when more power is needed Figure 2 1 illustrates the P...

Page 8: ...connected to J1 only and the speaker is connected to J9 or J2 only as the colors are the same 5 Input Configuration a Differential Inputs connect one differential XLR audio input to DIFF IN1 J14 Inst...

Page 9: ...TPA3223EVM board can now be powered on 1 Enable the power supply at 12 V to 45 V and ensure that LED D5 illuminates LEDs D2 and D4 must not be illuminated 2 Bring the EVM out of RESET state by switchi...

Page 10: ...connected to GND in Primary mode according to Table 3 2 Table 3 2 Frequency Adjust Primary Mode Selection J16 FREQ_ADJ J16 Mode Resistor Selected to GND or Pullup Primary MODE 10 k Primary MODE AM1 3...

Page 11: ...nstalling J7 and J8 on pins 1 2 puts the TPA3223 into 1x BTL mode 1 x mono output This is summarized in Table 3 4 Table 3 4 Output Mode and Modulation Mode Selection Input Jumpers J7 and J8 Input Mode...

Page 12: ...her voltage used for PVDD and a second lower voltage that may be used for device pullups and other supplies VDD GVDD and AVDD The PVDD voltage can still be connected to J1 but jumpers J29 and J26 must...

Page 13: ...the inductor to maintain at least 5 H of inductance at the maximum short circuit current of the power amplifier The Sagami inductance versus current curve is available in the 7G14D 100M R data sheet o...

Page 14: ...audio Class D EVM SE or one side of BTL O 2 Amp Out B Speaker level output from audio Class D EVM SE or one side of BTL O 3 PVDD PVDD voltage supply from audio Class D EVM variable voltage depending...

Page 15: ...in module and audio class D EVM 23 NC 24 NC 25 NC 26 NC 27 Amp Out C Speaker level output from audio class D EVM SE or one side of BTL O 28 Amp Out D Speaker level output from audio class D EVM SE or...

Page 16: ...erials BOM 4 1 TPA3223 Board Layouts Figure 4 1 and Figure 4 2 illustrate the EVM board layouts Figure 4 1 TPA3223EVM Top Composite Assembly EVM Design Documents www ti com 16 TPA3223 Evaluation Modul...

Page 17: ...Figure 4 2 TPA3223EVM Bottom Composite Assembly www ti com EVM Design Documents SLAU874 OCTOBER 2022 Submit Document Feedback TPA3223 Evaluation Module 17 Copyright 2022 Texas Instruments Incorporated...

Page 18: ...re 4 3 shows the EVM board dimensions Figure 4 3 TPA3223 EVM Board Dimensions EVM Design Documents www ti com 18 TPA3223 Evaluation Module SLAU874 OCTOBER 2022 Submit Document Feedback Copyright 2022...

Page 19: ...F 50V C26 GND 220pF 50V C37 IN1 _XLR 22pF 50V C62 22pF 50V C65 GND 220pF 50V C45 GND 220pF 50V C61 1 2 3 J20 IN2 1 2 3 J21 IN2 IN2 _XLR GND GND GND TP17 IN1 TP29 IN1 TP30 IN2 TP31 IN2 1 3 5 6 4 2 7 9...

Page 20: ...3 M4 S1 S2 S3 S4 AVDD GND 6 4 5 1 3 S2 CMUTE GND PVDD 1uF 16V C66 Using 10uH and 1uF Cut off is 50kHz 1uF 250V C24 1uF 250V C35 1uF 250V C43 1uF 250V C59 AUGNDR AUGNDR AUGNDR AUGNDL AUGNDL AUGNDL OUT1...

Page 21: ...N 4 VOUT 5 VOUT 6 VOUT 7 NC 8 VOUT 9 GND U6 GND 100uF 6 3V C49 GND 100uF 6 3V C10 GND 5Vto3 3V TLV1117 33IDRJR VIN 2 VOUT 5 VOUT 6 VOUT 7 NC 8 VIN 3 VIN 4 1 GND VOUT 9 U3 J1 3 3V VR 5V VR IN 1 OUT 3 G...

Page 22: ...603 GRM188R61E475KE11D MuRata C19 C30 C58 C64 4 100 pF CAP CERM 100 pF 50 V 5 C0G NP0 0603 603 GRM1885C1H101JA01D MuRata C21 C57 2 1000 pF CAP CERM 1000 pF 500 V 10 X7R 1206_190 1206_190 C1206C102KCRA...

Page 23: ...1 R76 R77 5 100k RES 100 k 1 0 1 W 0603 603 RC0603FR 07100KL Yageo R9 R25 R43 R45 R48 R70 6 100k RES 100 k 1 0 0625 W 0402 402 RC0402FR 07100KL Yageo America R15 1 49 9k RES 49 9 k 1 0 1 W 0603 603 RC...

Page 24: ...206 1206 12061A102JAT2A AVX C26 C37 C45 C61 0 220 pF CAP CERM 220 pF 50 V 5 C0G NP0 0603 603 GRM1885C1H221JA01D MuRata C50 C51 C53 C56 0 1 uF CAP CERM 1 uF 50 V 10 X7R 1206 1206 GRM31MR71H105KA88L MuR...

Page 25: ...ACK RED RCJ 022 CUI Inc J4 J5 J6 J7 J8 J12 J13 J19 J24 J26 J27 J29 J30 13 Header 100mil 2x1 Gold TH Sullins 100mil 1x2 230 mil above insulator PBC02SAAN Sullins Connector Solutions J10 J11 J20 J21 J22...

Page 26: ...itch SH1 SH2 SH3 SH4 SH5 SH6 SH7 SH8 SH9 SH10 SH11 SH12 SH13 SH14 SH15 SH16 SH17 SH18 SH19 SH20 20 1x2 Shunt 100mil Gold plated Black Shunt 969102 0000 DA 3M TP1 TP13 TP14 TP17 TP29 TP30 TP31 TP35 8 T...

Page 27: ...k 1 0 1 W 0603 0603 CRCW06032K00FKEA Vishay Dale R13 0 1 00k RES 1 00 k 1 0 125 W 0805 0805 CRCW08051K00FKEA Vishay Dale R16 R63 R64 R65 R66 0 0 RES 0 5 0 1 W 0603 0603 CRCW06030000Z0EA Vishay Dale R...

Page 28: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Page 29: ...These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not in...

Page 30: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Page 31: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Page 32: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Page 33: ...change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of thes...

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