TDA8933B Datasheet, PDF (38/42 Pages) NXP Semiconductors – Class D audio amplifier

NXP Semiconductors
TDA8933B
Class D audio amplifier
V_DD
GND
V_SS
Rvdda
10 Ω
Rvssa
10 Ω
V_DDA
Cvdda
100 nF
Cvssa
100 nF
V_SSA
V_DD
Cvddp
220 µF
(25 V)
Cvssp
220 µF
(25 V)
V_SS
Cin
Cin 1 µF
1 µF
MUTE
control
SLEEP
control
VSSA
Cen
470 nF
Cosc
100 nF
Rosc
39 kΩ
Cinref
100 nF
V_SSD(HW)
V_SSA
1
IN1P
2
V_SSD(HW)
32
OSCIO
31
IN1N ₃
DIAG
4
30 ^HVP1
V_DDP1
29
ENGAGE
5
BOOT1
28
POWERUP ₆
27 ^OUT1
CGND
7
V_SSP1
26
V_DDA
V_DDA
8
STAB1
U1
25
V_SSA
V_SSA
TDA8932B
STAB2
9
24
OSCREF ₁₀
V_SSP2
23
HVPREF
11
OUT2
22
INREF
12
TEST ₁₃
V_{SSA IN2N}
14
BOOT2
21
V_DDP2
20
HVP2
19
IN2P
15
V_SSD(HW)
V_SSA
16
DREF
18
V_SSD(HW)
17
V_SSA
V_DD
Cbo
15 nF
Cvddp
100 nF
Llc
Optional
V_SS
Cvssp
Rsn
10 Ω
Clc
100 nF
Csn
470 pF
V_SS
Cstab
100 nF
Cvssp
Clc
100 nF Llc
Cbo
15 nF
V_DD
Cvddp
100 nF
Rsn
10 Ω
Csn
470 pF
Optional
Cdref
100 nF
V_SSA
Fig 35. Typical simplified application diagram for 1 × BTL (symmetrical supply)
010aaa530
TDA8933B_1
Preliminary data sheet
Rev. 01 — 23 October 2008
© NXP B.V. 2008. All rights reserved.
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