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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
=12V,R
L
=8Ω,P
o
=1W
(1) OUT1
(2) OUT2
Fig 31. Total harmonic distortion + noise as a function of frequency
V
P
=12V,R
L
=8Ω, 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
10110
−1
1
10
−1
10
THD+N
(%)
10
−2
(1)
(2)