TDA8933B Datasheet, PDF (37/42 Pages) NXP Semiconductors – Class D audio amplifier

NXP Semiconductors
TDA8933B
Class D audio amplifier
V_DD
GND
VSS
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
MUTE control
SLEEP control
V_SSA
V_SSD(HW)
V_SSA
1
Cin
IN1P
2
V_SSD(HW)
32
31 ^OSCIO
V_SSA
470 nF ^Cin
IN1N
3
HVP1
30
470 nF
DIAG
4
29 ^VDDP1
V_DD
Cen
470 nF
Cosc
100 nF
Rosc
ENGAGE ₅
POWERUP
6
CGND
7
V_DDA
V_DDA
8
V_SSA
V_{SSA 9}
OSCREF
10
28 ^BOOT1
OUT1
27
26 ^VSSP1
STAB1
U1
25
TDA8932B ₂₄ STAB2
V_SSP2
23
Cbo
15 nF
Cvddp
100 nF
Llc
Optional
V_SS
Rsn
10 Ω
Cvssp
100 nF
Csn
470 pF
Clc
VSS
Cstab
100 nF
Cvssp
39 kΩ
HVPREF
11
INREF ₁₂
Cinref
100 nF
Cin
470 nF ^Cin
TEST
13
V_SSA IN2N ₁₄
IN2P
15
470 nF V_SSD(HW)
V_SSA
16
OUT2
22
21 ^BOOT2
V_DDP2
20
Cbo
15 nF
100 nF Llc
Optional
V_DD
Rsn
10 Ω
HVP2
19
Cvddp
100 nF
Csn
470 pF
Clc
18 ^DREF
V_SSD(HW)
17
Cdref
100 nF
V_SSA
Fig 34. Typical simplified application diagram for 2 × SE (symmetrical supply)
010aaa529
TDA8933B_1
Preliminary data sheet
Rev. 01 — 23 October 2008
© NXP B.V. 2008. All rights reserved.
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