TDA8933B NXP Semiconductors, TDA8933B Datasheet - Page 37

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

NXP Semiconductors
TDA8933B_1
Preliminary data sheet
Fig 34. Typical simplified application diagram for 2
SLEEP control
MUTE control
V
GND
V SS
V
SSA
DD
470 nF
100 nF
470 nF
R vdda
R vssa
39 k
10
10
C osc
R osc
C in
C in
100 nF
C inref
C en
470 nF
470 nF
470 nF
C in
C in
V
V
V
V
C vdda
100 nF
C vssa
100 nF
DDA
SSA
SSA
SSA
V
POWERUP
SSA
V
V
ENGAGE
OSCREF
HVPREF
SSD(HW)
SSD(HW)
V
V
INREF
CGND
DDA
SSA
TEST
DIAG
V
V
IN1P
IN1N
IN2N
IN2P
DDA
SSA
Rev. 01 — 23 October 2008
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
C vddp
220 F
(25 V)
C vssp
220 F
(25 V)
TDA8932B
V
V
DD
SS
SE (symmetrical supply)
U1
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
OSCIO
HVP1
V
BOOT1
OUT1
V
STAB1
STAB2
V
OUT2
BOOT2
V
HVP2
DREF
V
SSD(HW)
DDP1
SSP1
SSP2
DDP2
SSD(HW)
C bo
15 nF
C bo
15 nF
C dref
100 nF
C stab
100 nF
C vssp
100 nF
V
V
C vddp
100 nF
V
Optional
SS
Optional
SS
DD
100 nF
C vssp
V
Class D audio amplifier
V
V
DD
SSA
SSA
C vddp
100 nF
R sn
10
C sn
470 pF
R sn
10
C sn
470 pF
TDA8933B
L lc
L lc
© NXP B.V. 2008. All rights reserved.
010aaa529
C lc
C lc
37 of 42