TDA8933B NXP Semiconductors, TDA8933B Datasheet - Page 29

The TDA8933B is a high-efficiency class D amplifier with low power dissipation

TDA8933B

Manufacturer Part Number
TDA8933B
Description
The TDA8933B is a high-efficiency class D amplifier with low power dissipation
Manufacturer
NXP Semiconductors
Datasheet

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NXP Semiconductors
TDA8933B_1
Preliminary data sheet
Fig 13. Total harmonic distortion-plus-noise as a function of frequency
Fig 14. Gain as a function of frequency
THD+N
G
(dB)
(%)
(1) P
(2) P
v(cl)
(1) R
(2) R
10
10
10
a. V
10
10
40
30
20
10
1
2
1
2
3
10
10
R
(2)
(1)
o
o
i
L
L
P
= 0
= 7 W
= 1 W
= 2
= 2
= 25 V; R
4
8
V
10
10
i
= 100 mV (RMS); C
2
2
SE at V
SE at V
L
= 2
(1)
(2)
P
P
10
10
8
= 17 V
= 25 V
3
3
SE
se
10
10
= 1000 F
4
4
010aaa505
010aaa507
f
f
i
i
(Hz)
(Hz)
Rev. 01 — 23 October 2008
10
10
5
5
Fig 15. Supply voltage ripple rejection as a function of
THD+N
SVRR
(dB)
(%)
10
10
10
(1) V
(2) V
b. V
10
10
20
40
60
80
1
0
2
1
2
3
10
10
V
Shorted input; C
frequency
(2)
(1)
ripple
P
P
P
= 17 V; R
= 25 V; R
= 17 V; R
= 500 mV (RMS) referenced to ground;
10
10
2
2
L
L
L
= 2
= 2
= 2
HVPREF
4
8
10
10
(1)
(2)
4
3
3
= 47 F
SE
SE
Class D audio amplifier
SE
TDA8933B
10
10
© NXP B.V. 2008. All rights reserved.
4
4
010aaa506
010aaa508
f
f
i
i
(Hz)
(Hz)
10
10
5
5
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