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
14.11 Typical application schematics (simplified)
R vdda
V
P
10
GND
C in
470 nF
MUTE control
C en
470 nF
SLEEP control
C osc
100 nF
R osc
39 k
C hvpref
47 F (25 V)
C in
470 nF
Fig 32. Typical simplified application diagram for 2
TDA8933B_1
Preliminary data sheet
V
P
V
PA
C vdda
C vddp
100 nF
220 F
(35 V)
V
SSD(HW)
1
32
IN1P
2
31
C in
IN1N
3
30
470 nF
DIAG
4
29
ENGAGE
5
28
POWERUP
6
27
CGND
7
26
V
DDA
V
8
25
U1
PA
V
TDA8932B
SSA
9
24
OSCREF
10
23
HVPREF
11
22
INREF
12
21
C inref
TEST
100 nF
13
20
IN2N
14
19
C in
IN2P
15
18
470 nF
V
SSD(HW)
16
17
SE (asymmetrical supply)
Rev. 01 — 23 October 2008
TDA8933B
Class D audio amplifier
V
SSD(HW)
OSCIO
HVP1
V
P
V
DDP1
C vddp
BOOT1
100 nF
C bo
15 nF
L lc
OUT1
V
SSP1
R sn
10
STAB1
C sn
STAB2
470 pF
C stab
V
100 nF
SSP2
Optional
L lc
OUT2
C bo
BOOT2
R sn
15 nF
Optional
10
V
DDP2
V
P
C sn
C vddp
470 pF
HVP2
100 nF
DREF
C dref
V
SSD(HW)
100 nF
C lc
C se
C lc
C se
010aaa527
© NXP B.V. 2008. All rights reserved.
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