TDA8932B_3 © NXP B.V. 21 June 2007. All rights reserved.
Product data sheet Rev. 03— 21 June 2007 33 of 48
NXP Semiconductors TDA8932B
Class-D audio amplifier
14.10 BTL curves measured in reference design
a. VP=12V; R
L=4Ωb. VP=22V; R
L=8Ω
(1) fi= 6 kHz
(2) fi= 1 kHz
(3) fi= 100 Hz
Fig 26. Total harmonic distortion-plus-noise as a function of output power
001aad782
10−1
10−2
10
1
102
THD+N
(%)
10−3
Po (W)
10−2102
1010−11
(1)
(2)
(3)
001aad783
10−1
10−2
10
1
102
THD+N
(%)
10−3
Po (W)
10−2102
1010−11
(1)
(2)
(3)
a. VP=12V; R
L=4Ωb. VP=22V; R
L=8Ω
(1) Po=10W
(2) Po=1W
Fig 27. Total harmonic distortion-plus-noise as a function of frequency
001aae114
10−1
10−2
10
1
102
THD+N
(%)
10−3
fi (Hz)
10 105
104
102103
(1)
(2)
001aae115
10−1
10−2
10
1
102
THD+N
(%)
10−3
fi (Hz)
10 105
104
102103
(2)
(1)