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

TDA8933B

Manufacturer Part NumberTDA8933B
DescriptionThe TDA8933B is a high-efficiency class D amplifier with low power dissipation
ManufacturerNXP Semiconductors
TDA8933B datasheet
 


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NXP Semiconductors
50
P
o
(W)
40
30
(3)
20
(4)
10
0
10
12 14
16
18
20
22
24 26
f
= 1 kHz
i
(1) 16
BTL at THD+N = 10 %
(2) 16
BTL at THD+N = 0.5 %
(3) 8
BTL at THD+N = 10 %
(4) 8
BTL at THD+N = 0.5 %
Fig 30. Output power as a function of supply voltage
TDA8933B_1
Preliminary data sheet
010aaa525
0
SVRR
(1)
(dB)
20
(2)
40
60
80
100
28 30 32 34
36
V
(V)
P
(1) V
(2) V
Fig 31. Supply voltage ripple rejection as a function of
Rev. 01 — 23 October 2008
TDA8933B
Class D audio amplifier
010aaa526
(1)
(2)
2
3
4
10
10
10
10
V
= 500 mV (RMS) with relation to ground;
ripple
Shorted inputs; C
= 100 nF
HVP
= 17 V; R
= 8
BTL
P
L
= 25 V; R
= 16
BTL
P
L
frequency
© NXP B.V. 2008. All rights reserved.
5
10
f
(Hz)
i
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