tda8932btw-n2 NXP Semiconductors, tda8932btw-n2 Datasheet - Page 34

• Manufacturer Part Number: tda8932btw-n2
• Description: Tda8932b Class-d Audio Amplifier
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA8932B_3
Product data sheet
Fig 28. Gain as a function of frequency
Fig 30. Signal-to-noise ratio as a function of output
(dB)
(1) V
(2) V
(dB)
(1) R
(2) R
S/N
G
120
v
40
30
20
10
80
40
0
10
V
R
power
10
i
P
P
i
L
L
= 100 mV (RMS); R
= 0 ; 20 kHz brick-wall filter AES17
2
= 4 ; V
= 8 ; V
= 12 V; R
= 22 V; R
10
10
P
P
L
L
= 12 V
= 22 V
2
1
= 4
= 8
i
10
= 0
1
3
(2)
(1)
10
10
4
P
001aae116
001aae118
f
i
o
(2)
(Hz)
(W)
(1)
10
10
Rev. 03— 21 June 2007
5
2
Fig 29. Supply voltage ripple rejection as a function of
Fig 31. Output power as a function of supply voltage
SVRR
(dB)
(1) V
(2) V
(1) R
(2) R
(3) R
(4) R
(W)
P
100
o
20
40
60
80
70
60
50
40
30
20
10
0
0
V
R
frequency
f
heat sink for continuous time output power
10
10
i
ripple
i
P
P
= 1 kHz (short time P
L
L
L
L
= 0
= 22 V; R
= 12 V; R
= 4 ; THD+N = 10 %
= 4 ; THD+N = 0.5 %
= 8 ; THD+N = 10 %
= 8 ; THD+N = 0.5 %
= 500 mV (RMS) referenced to ground;
14
(shorted input)
10
L
L
2
(1)
(2)
= 8
= 4
18
10
O
22
); dashed line will require
3
Class-D audio amplifier
(3)
(4)
© NXP B.V. 21 June 2007. All rights reserved.
26
TDA8932B
(1)
(2)
10
4
30
001aae117
f
001aaf893
i
(Hz)
V
P
(V)
10
34
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