TDA8933 NXP Semiconductors, TDA8933 Datasheet - Page 33

• Manufacturer Part Number: TDA8933
• Description: Class-D audio amplifier
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA8933_1
Preliminary data sheet
Fig 18. Signal-to-noise ratio as a function of output
Fig 20. Output power efficiency as a function of output
(dB)
(1) R
(2) R
(1) V
(2) V
S/N
(%)
po
120
100
80
40
75
50
25
0
0
10
R
power
power
0
po
P
P
i
L
L
2
= 0 ; 20 kHz brick wall filter AES17
= 2
= 2
= 17 V; R
= 25 V; R
= (2
4 ; V
8 ; V
P
10
o
) / (2
L
L
1
= 2
= 2
P
P
5
= 17 V
= 25 V
P
4 ; f
8 ; f
o
+ P)
1
i
i
= 1 kHz
= 1 kHz
10
(1)
P
o
10
P
(W/channel)
o
(W/channel)
010aaa148
010aaa149
(2)
10
15
Rev. 01 — 15 May 2007
2
Fig 19. Channel separation as a function of frequency
Fig 21. Power dissipation as a function of output power
www.DataSheet.co.kr
(dB)
(1) V
(2) V
(W)
(1) V
(2) V
P
cs
100
3.0
2.0
1.0
0.0
20
40
60
80
10
P
Power dissipation in junction only.
per channel (two channels driven)
10
o
P
P
P
P
2
= 1 W; C
= 17 V; R
= 25 V; R
= 17 V; R
= 25 V; R
10
10
HVPREF
L
L
L
L
2
1
= 2
= 2
= 2
= 2
= 47 F
4
8
4 ; f
8 ; f
10
1
3
i
i
= 1 kHz
= 1 kHz
Class-D audio amplifier
10
10
P
TDA8933
(2)
o
(1)
© NXP B.V. 2007. All rights reserved.
4
(W/channel)
010aaa152
010aaa153
f
i
(Hz)
(1)
(2)
10
10
2
5
33 of 47
Datasheet pdf - http://www.DataSheet4U.net/