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3 tpa3100d2 evm schematic – Texas Instruments TPA3100D2 User Manual

Page 5

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3

TPA3100D2 EVM Schematic

TPA3100D2

GAIN1

LINP

1.0mF

1.0mF

1.0mF

RINN

1.0mF

RINP

AGND

LINN

GAIN0

SYNC

MSTR/SLV

NC

NC

NC

A

V

C

C

N

C

F

A

U

L

T

M

U

T

E

S

H

U

T

D

O

W

N

B

S

R

P

R

O

U

T

P

R

O

U

T

P

R

O

U

T

N

R

O

U

T

N

B

S

R

N

N

C

VCC

N

C

V

R

E

G

V

B

Y

P

A

G

N

D

B

S

L

P

L

O

U

T

P

L

O

U

T

P

R

O

U

T

P

R

O

U

T

P

B

S

L

N

N

C

R

O

S

C

1

m

F

1

0

n

F

R

6

1

0

0

k

PVCCR

NC

NC

PGNDR

PVCCR

PGNDR

VCLAMPR

VCLAMPL

PVCCL

PGNDL

PGNDL

PVCCL

1

m

F

1mF

1mF

1mF

VCC

1mF

220mF

220mF

C

2

0

1

0

m

F

C11

C12

C13

C14

J9

RIN

LIN

J2

J14

J13

J12

R

3

1

0

0

k

R

5

1

0

0

k

R

4

1

0

0

k

TP2

C

5

C

1

0

J8

GND

J7

VCC

C18

C19

C22

C21

C16

C15

0.22mF

0.22mF

C1

C2

C6 C7

0.1

mF

0.1

mF

J3

LOUT+

J4

LOUT-

0.22mF

0.22mF

C3

C4

L

3
3

3

m
H

L

4
3

3

m
H

C8

C9

0.1

mF

0.1

mF

J5

ROUT-

J6

ROUT+

VREG

TP1

FAULT

J11

VREG

S1

S2

VCC

R

1

1

0

0

k

R

2

1

0

0

k

C

1

7

PGND

AGND

Connected at PowerPad

and then to J8 with single

point connection.

0.47mF

0.47mF

J10

C23

C24

L

1
3

3

m
H

L

2
3

3

m
H

TPA3100D2 EVM Schematic

Figure 3. TPA3100D2 EVM Schematic

SLOU179 – December 2005

TPA3100D2 Audio Power Amplifier Evaluation Module With LC Filter

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