English
Language : 

TDA8933B Datasheet, PDF (32/42 Pages) NXP Semiconductors – Class D audio amplifier
◁
NXP Semiconductors
TDA8933B
Class D audio amplifier
14.10 BTL curves measured in the reference design
102
THD+N
(%)
10
010aaa517
102
THD+N
(%)
10
010aaa518
1
1
10−1
(1)
10−1
(1)
10−2
10−3
10−2
10−1
(2)
(3)
1
10
102
Po (W)
10−2
10−3
10−2
10−1
(2)
(3)
1
10
102
Po (W)
a. VP = 17 V; RL = 8 Ω BTL
b. VP = 25 V; RL = 16 Ω BTL
(1) fi = 6 kHz
(2) fi = 1 kHz
(3) fi = 1 kHz
Fig 24. Total harmonic distortion-plus-noise as a function of output power
102
THD+N
(%)
10
010aaa519
102
THD+N
(%)
10
010aaa520
1
1
10−1
10−1
10−2
10−3
10
(1)
(2)
102
103
104
105
fi (Hz)
10−2
10−3
10
(1)
(2)
102
103
104
105
fi (Hz)
a. VP = 17 V; RL = 8 Ω BTL
b. VP = 25 V; RL = 16 Ω BTL
(1) Po = 12 W
(2) Po = 1 W
(1) Po = 10 W
(2) Po = 1 W
Fig 25. Total harmonic distortion-plus-noise as a function of frequency
TDA8933B_1
Preliminary data sheet
Rev. 01 — 23 October 2008
© NXP B.V. 2008. All rights reserved.
32 of 42
 ▷