TDA8932B_15 Datasheet, PDF (37/48 Pages) NXP Semiconductors – Class-D audio amplifier

NXP Semiconductors
TDA8932B
Class-D audio amplifier
14.11 Typical application schematics (simplified)
VP
GND
Rvdda
10 Ω
VP
Cvdda
100 nF
VPA
Cvddp
220 µF
(35 V)
MUTE control
Cin
470 nF Cin
470 nF
Cen
470 nF
V_SSD(HW)
1
IN1P
2
IN1N
3
DIAG ₄
ENGAGE ₅
POWERUP
6
V_SSD(HW)
32
OSCIO
31
HVP1
30
V_DDP1
29
BOOT1
Cbo
28
15
OUT1
nF
27
VP
Cvddp
100 nF
Llc
SLEEP control
CGND
7
V_SSP1
26
Cosc
VPA
V_DDA
8
U1
25 ^STAB1
100 nF
Rosc
39 kΩ
Chvpref
47 µF (25 V)
Chvp
100 nF
Cin
V_SSA
TDA8932B
STAB2
9
24
OSCREF
10
V_SSP2
23
HVPREF ₁₁
22 ^OUT2
Cinref
100 nF
INREF ₁₂
TEST
13
21 ^BOOT2
V_DDP2
20
IN2N
14
HVP2
19
Cstab
100 nF
Cbo
15
nF
VP
Cvddp
100 nF
470 nF Cin
470 nF
IN2P ₁₅
V_SSD(HW)
16
18 ^DREF
V_SSD(HW)
17
Cdref
100 nF
Rsn
10 Ω
Csn
470 pF
Llc
Rsn
10 Ω
Csn
470 pF
Chvp
100 nF
Chvp
100 nF
Clc
Cse
Clc
Cse
001aaf601
Fig 36. Typical simplified application diagram for 2 × SE (asymmetrical supply)
TDA8932B_4
Product data sheet
Rev. 04 — 18 December 2008
© NXP B.V. 2008. All rights reserved.
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