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TDA8932B Datasheet, PDF (29/48 Pages) NXP Semiconductors – Class-D audio amplifier
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NXP Semiconductors
TDA8932B
Class-D audio amplifier
14.9 SE curves measured in reference design
102
THD+N
(%)
10
001aad772
102
THD+N
(%)
10
001aad773
1
1
10−1
(1)
(2)
(3)
10−2
10−1
(1)
(2)
10−2
(3)
10−3
10−2
10−1
1
10
102
Po (W/channel)
10−3
10−2
10−1
1
a. VP = 22 V; RL = 2 × 4 Ω
b. VP = 30 V; RL = 2 × 8 Ω
(1) fi = 6 kHz
(2) fi = 100 Hz
(3) fi = 1 kHz
Fig 13. Total harmonic distortion-plus-noise as a function of output power per channel
10
102
Po (W/channel)
102
THD+N
(%)
10
001aad774
102
THD+N
(%)
10
001aad775
1
(1)
(2)
10−1
1
(1)
10−1 (2)
10−2
10−2
10−3
10
102
103
104
105
fi (Hz)
10−3
10
102
103
a. VP = 22 V; RL = 2 × 4 Ω
b. VP = 30 V; RL = 2 × 8 Ω
(1) Po = 10 W
(2) Po = 1 W
Fig 14. Total harmonic distortion-plus-noise as a function of frequency
104
105
fi (Hz)
TDA8932B_4
Product data sheet
Rev. 04 — 18 December 2008
© NXP B.V. 2008. All rights reserved.
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