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SA58672_15 Datasheet, PDF (10/27 Pages) NXP Semiconductors – 3.0 W mono class-D audio amplifier
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NXP Semiconductors
SA58672
3.0 W mono class-D audio amplifier
10
THD+N
(%)
1
10−1
10−2
002aad869
(1)
(2)
(3)
(4)
10
THD+N
(%)
1
10−1
10−2
(1)
(5)
(2)
(3)
(4)
002aad870
10−3
10
102
(1) VO = 4 dBV.
(2) VO = 3.5 dBV.
(3) VO = 0 dBV.
(4) VO = −10 dBV.
a. VDD = 2.5 V
103
104
105
f (Hz)
10
THD+N
(%)
(1)
1
10−1
10−3
10
102
103
(1) VO = 8 dBV.
(2) VO = 7 dBV.
(3) VO = 5 dBV.
(4) VO = 0 dBV.
(5) VO = −10 dBV.
b. VDD = 3.6 V
002aad871
(5)
(2)
(3) (4)
104
105
f (Hz)
10−2
10−3
10
102
103
104
105
f (Hz)
(1) VO = 11 dBV.
(2) VO = 10 dBV.
(3) VO = 8 dBV.
(4) VO = 0 dBV.
(5) VO = −10 dBV.
c. VDD = 5.0 V
Fig 11. Total harmonic distortion-plus-noise as a function of frequency; RL = 2 × 15 µH + 4 Ω; Gv = 6 dB;
A-weighting THD+N filter
SA58672_4
Product data sheet
Rev. 04 — 8 June 2009
© NXP B.V. 2009. All rights reserved.
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