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7 typical application diagram tfa9810, Tfa9810, Nxp semiconductors – NXP Semiconductors TFA9810 User Manual

Page 22: Audio amplifier 2 x 12 w

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TFA9810_3

© NXP B.V. 2008. All rights reserved.

Product data sheet

Rev. 03 — 20 February 2008

22 of 29

NXP Semiconductors

TFA9810

Audio amplifier 2 x 12 W

14.7 Typical application diagram TFA9810

The typical application diagram with the TFA9810 supplied from an asymmetrical supply is
shown in

Figure 33

.

V

P

= 12 V, R

L

= 8

, P

o

= 1 W

(1) OUT1

(2) OUT2

Fig 31. Total harmonic distortion + noise as a function of frequency

V

P

= 12 V, R

L

= 8

, f

i

= 1 kHz

(1) OUT1

(2) OUT2

Fig 32. Total harmonic distortion as a function of output power

010aaa195

f

i

(Hz)

10

10

5

10

4

10

2

10

3

1

10

1

10

THD+N

(%)

10

2

(1)

(2)

010aaa196

P

o

(W)

10

2

10

1

10

1

1

10

1

10

THD+N

(%)

10

2

(1)

(2)