NXP Semiconductors TFA9810 - Manual (Page 24)

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TF
A9810_3
© NXP B
.V
. 2008. All r
ights reser
v
ed.
Pr
oduct data sheet
Re
v
. 03 — 20 Februar
y 2008
24 of 29
NXP Semiconductor
s
TF
A9810
A
udio amplifier 2 x 12 W
Fig 34. Typical application diagram TFA9810 with externally adjusted switch-on time
V
DDA1 n.c
IN1P
IN1N
CDELAY
SO/OL
IN2P
IN2N
OUT1P
BOOT1P
BOOT1N
OUT1N
STAB1
STAB2
OUT2P
BOOT2P
BOOT2N
OUT2N
V SSA1 V
SSA2
V
SSD
V
SSD
V
SSD
V
SSD
V
SSP1
V
SSP2
V DDA2
V
DDP1
V
DDP2
010aaa431
C12
680 nF C27
470 pF
C13
680 nF C28
470 pF
GND GND
2
1
J3
OUT1
C9
220 nF
C14
220 nF
R27
10 Ω
R28
10 Ω
C20
680 nF C29
470 pF
C23
680 nF C30
470 pF
GND GND
2
1
J6
OUT2
C19
220 nF
C25
220 nF
R29
10 Ω
R30
10 Ω
L3
22 µ H
L4
22 µ H
L5
22 µ H
L6
22 µ H
C16
1
µ F
C17
1
µ F
GND
GND
26
27
29
28
31
18
23
22
21
20
OUT1+
OUT1
−
OUT2+
OUT2 −
C31
100 nF
C1
220 µ F
C3
100 nF
C4
100 nF
C2
220 µ F
C5
100 nF
GND GND
GND
R3
10
Ω
L2
BEAD L1
BEAD
12 V
C8
220 pF
R6
10 k Ω
C6
1 µ F R7
10 k Ω
R10
10 k Ω
GND R11
10 k Ω
C11
47 pF
GND
1
2
J4
C21
220 pF
R19
10 k Ω
R17
100 k
Ω
C18
1 µ F
C26
1 µ F
R18
10 k Ω
R22
10 k Ω
GND
R23
10 k Ω
C22
68 pF
OUT2 −
STAB1
GND
1
2
J7
C15
4.7 µ F
GND
C24
220 pF
C10
220 pF
ENABLE
DIAG
V DDA2
4 13 9 25 24
5 12 1 16 17 32 30 19
GND
VP J1
GND
1
2
C32
220
µ F
C33
100 nF
12 V 12 V
SW1
ENABLE
2
3
8
6
7
10
11
15
14
IN1
J2
TFA9810
R32
10 k Ω
R31
10 k Ω
C7
1 µ F
R26
100 k
Ω
OUT2+
R5
100 k
Ω
OUT1
−
R14
100 k
Ω
OUT1+
R33
10 k Ω
R34
10 k Ω
IN2
J5
R35
200 k
Ω
GND
Snubber network
(Optional)
R100
22 Ω